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Flashcards in muscles Deck (208)
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1
Q

Function and attachment of buccinator

A

attachments- from alveolar processes of the maxilla & mandible, pterygoid hamulus & pterygomandibular raphe to the buccal angle function- compresses cheek

2
Q

Innervation of buccinator

A

facial n.

3
Q

Blood supply of buccinator

A

facial & buccal a.

4
Q

Function and attachment of depressor anguli oris

A

attachments- from mandible to buccal angle function- depresses buccal angle laterally

5
Q

Innervation of depressor anguli oris

A

facial n

6
Q

Blood supply of depressor anguli oris

A

inferior labial & mental a.

7
Q

Function and attachment of depressor labii inferioris

A

attachments- from lower oblique line of mandible to skin & mucosa of lower lip function- draws lower lip downward

8
Q

Innervation of depressor labii inferioris

A

facial n.

9
Q

Blood supply of depressor labii inferioris

A

inferior labial & mental a.

10
Q

Function and attachment of frontalis

A

attachments- from the superficial fascia of the eyebrows to the epicranial aponeurosis function- protracts the scalp or elevates eyebrows & nose

11
Q

Innervation of frontalis

A

facial n.

12
Q

Blood supply of frontalis

A

superficial temporal, supraorbital & supratrochlear a.

13
Q

Function and attachment of levator anguli oris

A

attachments- from canine fossa of maxilla to angle of mouth function- raises angle of mouth

14
Q

Innervation of levator anguli oris

A

facial n.

15
Q

Blood supply of levator anguli oris

A

facial, superior labial & infraorbital a.

16
Q

Function and attachment of levator labii superioris

A

attachments- from the infraorbital orbital margin to the lateral aspect of the upper lip function- raises & everts upper lip

17
Q

Innervation of levator labii superioris

A

facial n.

18
Q

Blood supply of levator labii superioris

A

facial, angular & infraorbital a.

19
Q

Function and attachment of mentalis

A

attachments- from incisive fossa of mandible to skin of chin function- raises lower lip

20
Q

Innervation of mentalis

A

facial n.

21
Q

Blood supply of mentalis

A

inferior labial & mental a.

22
Q

Function and attachment of nasalis

A

attachments- from the maxilla lateral & inferior to the nasal notch to the bridge & ala of the nose function- transverse fibers compress & alar fibers widen the nasal aperature

23
Q

Innervation of nasalis

A

facial n. (buccal branch)

24
Q

Blood supply of nasalis

A

lateral nasal, angular & infraorbital a.

25
Q

Function and attachment of orbicularis oculi

A

attachments- from orbital margin & medial palpebral lig. to superficial fascia of the eyelid function- palpebral sphinchter

26
Q

Innervation of orbicularis oculi

A

temporal & zygomatic branches of the facial n.

27
Q

Blood supply of orbicularis oculi

A

superficial temporal, lacrimal, supraorbital, supratrochlear, dorsal nasal,

28
Q

Function and attachment of orbicularis oris

A

attachments- from the angle of the mouth to the superficial fascia of the upper lip. function- oral sphinchter

29
Q

Innervation of orbicularis oris

A

facial n.

30
Q

Blood supply of orbicularis oris

A

facial, inferior & superior labial, infraorbital & mental a.

31
Q

Function and attachment of platysma (G. platys, flat, broad)

A

attachments- from the lower border of the mandible to the superficial fascia of the skin of the neck overlying the clavicle function- wrinkles the anterior nuccal skin

32
Q

Innervation of platysma (G. platys, flat, broad)

A

facial n.

33
Q

Blood supply of platysma (G. platys, flat, broad)

A

facial, submental & suprascapular a.

34
Q

Function and attachment of zygomaticus major [G. zygon, yoke, a joining or pair]

A

attachments- from zygomatic bone to angle of the mouth function- raises the buccal angle

35
Q

Innervation of zygomaticus major [G. zygon, yoke, a joining or pair]

A

facial n.

36
Q

Blood supply of zygomaticus major [G. zygon, yoke, a joining or pair]

A

facial, superior labial, transverse facial & infraorbital a.

37
Q

Function and attachment of inferior oblique

A

attachments- from the maxilla lateral to the nasolacrimal groove to the inferolateral, posterior aspect of the sclera function- elevation, abduction and extorsion of the eye

38
Q

Innervation of inferior oblique

A

inferior ramus of the oculomotor n.

39
Q

Blood supply of inferior oblique

A

ophthalmic & infraorbital a.

40
Q

Function and attachment of inferior rectus (L. straight)

A

attachments- from the common tendinous ring to the inferior aspect of the sclera. function- depression, adduction & extorsion of eye

41
Q

Innervation of inferior rectus (L. straight)

A

inferior ramus of the oculomotor n.

42
Q

Blood supply of inferior rectus (L. straight)

A

ophthalmic & infraorbital a.

43
Q

Function and attachment of lateral rectus

A

attachments- from the common tendinous ring to the lateral aspect of the sclera. function- abduction of the eye

44
Q

Innervation of lateral rectus

A

abducens n.

45
Q

Blood supply of lateral rectus

A

ophthalmic & lacrimal a.

46
Q

Function and attachment of levator palpebrae superioris

A

attachments- from the inferior aspect of the lesser wing of the sphenoid to the tarsus and skin of the upper lid. function- elevation of the upper lid

47
Q

Innervation of levator palpebrae superioris

A

superior ramus of the oculomotor n.

48
Q

Blood supply of levator palpebrae superioris

A

ophthalmic & supraorbital a.

49
Q

Function and attachment of medial rectus

A

attachments- from the common tendinous ring to the medial aspect of the sclera, function- adduction of the eye

50
Q

Innervation of medial rectus

A

inferior ramus of the oculomotor n.

51
Q

Blood supply of medial rectus

A

ophthalmic, anterior ethmoidal & posterior ethmoidal a.

52
Q

Function and attachment of superior oblique

A

attachments- from the superomedial, posterior aspect of the orbit (body of sphenoid) to the superolateral, posterior aspect of the sclera passing around the trochlea (superomedial, anterior aspect of the orbit), function- abduction, depression & intorsion of the eye

53
Q

Innervation of superior oblique

A

trochlear n.

54
Q

Blood supply of superior oblique

A

ophthalmic, uspraorbital, anterior ethmoidal & posterior ethmoidal a.

55
Q

Function and attachment of superior rectus

A

attachments- from the common tendinous ring to the superior aspect of the sclera, function- elevation, adduction & intorsion of the eye

56
Q

Innervation of superior rectus

A

superior ramus of the oculomotor n.

57
Q

Blood supply of superior rectus

A

ophthalmic & supraorbital a.

58
Q

Function and attachment of masseter

A

attachments- from the zygomatic arch to the angle of the mandible & lateral aspect of the ramus, function- elevation, protraction and retraction (deep fibers) the mandible

59
Q

Innervation of masseter

A

mandibular nerve

60
Q

Blood supply of masseter

A

masseteric, facial & transverse facial a.

61
Q

Function and attachment of temporalis

A

attachments- from the temporal fossa to the coronoid process & anterior border (temporal crest) of the ramus of the mandible, function- elevation & retraction (posterior aspect of the muscle) of the mandible

62
Q

Innervation of temporalis

A

mandibular n.

63
Q

Blood supply of temporalis

A

deep temporal a.

64
Q

Function and attachment of lateral pterygoid

A

attachments- from the infratemporal surface of the sphenoid & lateral surface of the lateral pterygoid plate to the pterygoid fovea of the mandible & the TMJ disc function- protraction of the mandible & acts with the ipsilateral medial pterygoid to rotate the mandible to produce the side-to-side movements during trituration of food

65
Q

Innervation of lateral pterygoid

A

mandibular n.

66
Q

Blood supply of lateral pterygoid

A

pterygoid & ascending palatine a.

67
Q

Function and attachment of medial pterygoid

A

attachments- from the medial surface of the lateral pterygoid plate & adjacent pterygoid fossa to the medial aspect of the angle of the mandible function- elevation of the mandible & acts with the ipsilateral lateral pterygoid to rotate the mandible to produce the side-to-side movements during trituration of food

68
Q

Innervation of medial pterygoid

A

mandibular n.

69
Q

Blood supply of medial pterygoid

A

pterygoid a.

70
Q

Function and attachment of anterior digastric

A

attachments- from the digastric fossa of the mandible to the intermediate tendon (greater cornu of hyoid), function- depression of the mandible or elevation of the hyoid

71
Q

Innervation of anterior digastric

A

mylohyoid branch of the inferior alveolar n.

72
Q

Blood supply of anterior digastric

A

submental branch of facial a.

73
Q

Function and attachment of posterior digastric

A

attachments- from the temporal mastoid notch to the intermediate tendon (greater cornu of hyoid), function- depression of the mandible or elevation of the hyoid

74
Q

Innervation of posterior digastric

A

facial n.

75
Q

Blood supply of posterior digastric

A

occipital & posterior auricular a.

76
Q

Function and attachment of geniohyoid

A

attachments- from the inferior genial tubercle of the mandible to the anterior aspect of the body of the hyoid, function- elevation & anterior displacement of the hyoid, or depression of the mandible with a fixed hyoid

77
Q

Innervation of geniohyoid

A

ventral ramus of C1 (via the hypoglossal n.)

78
Q

Blood supply of geniohyoid

A

sublingual a.

79
Q

Function and attachment of longus capitis

A

attachments- from the anterior tubercles of the transverse processes of cervical vertebrae to the basilar occipital bone, function- flexion of the head & neck

80
Q

Innervation of longus capitis

A

ventral rami of cervical spinal n.

81
Q

Blood supply of longus capitis

A

vertebral, ascending cervical, ascending pharyngeal & inferior thyroid a.

82
Q

Function and attachment of longus colli (L. neck)

A

attachments- from cervical vertebral bodies to cervical vertebral bodies & transverse processes, function- flexion of the neck

83
Q

Innervation of longus colli (L. neck)

A

ventral rami of cervical spinal n.

84
Q

Blood supply of longus colli (L. neck)

A

vertebral, ascending pharyngeal & inferior thyroid a.

85
Q

Function and attachment of mylohyoid

A

attachments- from the mylohyoid line of the mandible to the midline raphe & anterior aspect of body of the hyoid, function- elevation of the floor of the oral cavity

86
Q

Innervation of mylohyoid

A

mylohyoid branch of the inferior alveolar n.

87
Q

Blood supply of mylohyoid

A

submental branch of facial & lingual a.

88
Q

Function and attachment of omohyoid (G. omos, shoulder)

A

attachments- from the superior border of the scapula medial to the scapular notch to the lateral aspect of the hyoid passing through an intermediate tendon sling loosely associated with the clavicle & 1st rib, function- depression of the hyoid

89
Q

Innervation of omohyoid (G. omos, shoulder)

A

ansa cervicalis

90
Q

Blood supply of omohyoid (G. omos, shoulder)

A

superior thyroid & suprascapular a.

91
Q

Function and attachment of scalenus anterior

A

attachments- from the transverse processes (anterior tubercles) of middle cervical vertebrae to the scalene tubercle of the 1st rib, function- elevation of 1st rib (during forced inspiration) & flexion & rotation of the neck

92
Q

Innervation of scalenus anterior

A

ventral rami of cervical spinal n.

93
Q

Blood supply of scalenus anterior

A

ascending cervical, suprascapular & trasverse cervical a.

94
Q

Function and attachment of scalenus medius

A

attachments- from the transverse processes of cervical vertebrae to 1st rib, function- elevation of 1st rib (during forced inspiration) & lateral flexion of the neck

95
Q

Innervation of scalenus medius

A

ventral rami of cervical spinal n.

96
Q

Blood supply of scalenus medius

A

ascending cervical, suprascapular & transverse cervical a.

97
Q

Function and attachment of scalenus posterior

A

attachments- from lower cervical transverse processes to the 2nd rib, function- elevation of the rib (during forced inspiration)

98
Q

Innervation of scalenus posterior

A

ventral rami of cervical spinal n.

99
Q

Blood supply of scalenus posterior

A

ascending cervical, suprascapular & transverse cervical a.

100
Q

Function and attachment of sternocleidomastoid

A

attachments- from the lateral aspect of the mastoid process & superior nuchal line to the manubrium & medial 1/3rd of the clavicle, function- flexion of the head & neck, & contralateral rotation of the head

101
Q

Innervation of sternocleidomastoid

A

accessory n

102
Q

Blood supply of sternocleidomastoid

A

occipital, posterior auricular, superior thyroid & suprascapular a.

103
Q

Function and attachment of sternohyoid

A

attachments- from the posterior side of the proximal clavical & adjacent manubrium to the inferior border of body of the hyoid, function- depresses the hyoid

104
Q

Innervation of sternohyoid

A

ansa cervicalis

105
Q

Blood supply of sternohyoid

A

superior thyroid a.

106
Q

Function and attachment of sternothyroid

A

attachments- from the posterior aspect of the manubrium to the thyroid lamina, function- depression of the elevated larynx

107
Q

Innervation of sternothyroid

A

ansa cervicalis

108
Q

Blood supply of sternothyroid

A

superior thyroid

109
Q

Function and attachment of thyrohyoid

A

attachments- from the thyroid lamina to the hyoid bone, function- depression of the hyoid or elevation of the thyroid cartilage

110
Q

Innervation of thyrohyoid

A

ventral ramus of C1 via the hypoglossal n.

111
Q

Blood supply of thyrohyoid

A

superior thyroid a.

112
Q

Function and attachment of splenius capitis (G. splenion, bandage)

A

attachments- from the ligamentum nuchae and lower cervical & upper thoracic spinous processes to the lateral third of the superior nuchal line, function- extension & lateral flexion of the head

113
Q

Innervation of splenius capitis (G. splenion, bandage)

A

dorsal rami of cervical spinal n.

114
Q

Blood supply of splenius capitis (G. splenion, bandage)

A

vertebral, occipital, deep cervical & deep branch of transverse cervical a.

115
Q

Function and attachment of splenius cervicis

A

attachments- from spinous processes of upper thoracic vertebrae to transverse processes of upper three cervical vertebrae, function- together extend neck, single side does ipsilateral rotation

116
Q

Innervation of splenius cervicis

A

dorsal rami of cervical spinal n.

117
Q

Blood supply of splenius cervicis

A

vertebral, occipital, deep cervical & deep branch of transverse cervical a.

118
Q

Function and attachment of longissimus capitis

A

attachments- from the upper thoracic transverse processes to the posterior margin of the mastoid process, function- extension & ipsilateral rotation of the head

119
Q

Innervation of longissimus capitis

A

dorsal rami of spinal n.

120
Q

Blood supply of longissimus capitis

A

vertebral, occipital, deep cervical & deep branch of transverse cervical a.

121
Q

Function and attachment of semispinalis capitis

A

attachments- from upper thoracic & cervical transverse processes to the occipital bone between the inferior & superior nuchal lines, function- extension of the head

122
Q

Innervation of semispinalis capitis

A

dorsal rami of cervical spinal n.

123
Q

Blood supply of semispinalis capitis

A

vertebral, occipital, deep cervical & deep branch of transverse cervical a.

124
Q

Function and attachment of semispinalis cervicis

A

attachments- from upper thoracic transverse processes to cervical spinous processes, function- extension of the neck

125
Q

Innervation of semispinalis cervicis

A

dorsal rami of cervical spinal n.

126
Q

Blood supply of semispinalis cervicis

A

vertebral, deep cervical & deep branch of transverse cervical a.

127
Q

Function and attachment of rectus capitis posterior major

A

attachments- from the spinous process of the axis to the adjacent occipital bone, function- extension of the head

128
Q

Innervation of rectus capitis posterior major

A

suboccipital n. (dorsal ramus C1)

129
Q

Blood supply of rectus capitis posterior major

A

vertebral & occipital a.

130
Q

Function and attachment of rectus capitis posterior minor

A

attachments- from the posterior tubercle of the atlas to the adjacent occipital bone, function- extension of the head

131
Q

Innervation of rectus capitis posterior minor

A

suboccipital nerve (dorsal ramus C1)

132
Q

Blood supply of rectus capitis posterior minor

A

vertebral & occipital a.

133
Q

Function and attachment of obliquus capitis inferior

A

attachments- from the spinous process of the axis to the transverse process of the atlas, function- ipsilateral rotation of the head

134
Q

Innervation of obliquus capitis inferior

A

suboccipital n. (dorsal ramus C1)

135
Q

Blood supply of obliquus capitis inferior

A

vertebral & occipital a.

136
Q

Function and attachment of obliquus capitis superior

A

attachments- from the transverse process of atlas to the occipital bone between superior & inferior nuchal lines, function- posterolateral flexion of the head

137
Q

Innervation of obliquus capitis superior

A

suboccipital n. (dorsal ramus C1)

138
Q

Blood supply of obliquus capitis superior

A

vertebral & occipital a.

139
Q

Function and attachment of genioglossus

A

attachments- from the superior genial tubercle to the hyoid (body), middle constrictor & length of the ventral aspect of the tongue, function- protrusion of the tongue

140
Q

Innervation of genioglossus

A

hypoglossal n.

141
Q

Blood supply of genioglossus

A

deep lingual & sublingual a.

142
Q

Function and attachment of hyoglossus (G. glossa, tongue)

A

attachments- from the greater cornu & body of the hyoid to the lateral aspect of the tongue, function- depression of the tongue

143
Q

Innervation of hyoglossus (G. glossa, tongue)

A

hypoglossal n.

144
Q

Blood supply of hyoglossus (G. glossa, tongue)

A

submental & sublingual a.

145
Q

Function and attachment of styloglossus

A

attachments- from the styloid process to the lateral base of the tongue, function- elevation & retraction of the tongue

146
Q

Innervation of styloglossus

A

hypoglossal n.

147
Q

Blood supply of styloglossus

A

sublingual a.

148
Q

Function and attachment of levator veli palatini

A

attachments- from the petrous temporal bone adjacent to the carotid canal & the cartilagenous portion of the auditory tube to the soft palate, function- elevates the soft palate

149
Q

Innervation of levator veli palatini

A

vagus nerve (pharyngeal branch)

150
Q

Blood supply of levator veli palatini

A

ascending palatine, greater palatine & lesser palatine a.

151
Q

Function and attachment of musculus uvulae (L. uva, grape)

A

attachments- from the hard palate (horizontal plate of palatine bone) to the uvular mucosa, function- aids in palatopharyngeal closure

152
Q

Innervation of musculus uvulae (L. uva, grape)

A

vagus n. (pharyngeal branch)

153
Q

Blood supply of musculus uvulae (L. uva, grape)

A

ascending palatine & lesser palatine a.

154
Q

Function and attachment of palatoglossus

A

attachments- from the palatine aponeurosis to the lateral aspect of the tongue, function- elevation of the root of the tongue & approximation of the palatoglossal folds

155
Q

Innervation of palatoglossus

A

vagus n. (pharyngeal branch)

156
Q

Blood supply of palatoglossus

A

ascending palatine, ascending pharyngeal & tonsilar a.

157
Q

Function and attachment of palatopharyngeus

A

attachments- from posterior hard palate (horizontal plate of palatine bone) and palatine aponeurosis to the wall of the pharynx, function- elevation of the pharynx & approximation of the palatopharyngeal folds

158
Q

Innervation of palatopharyngeus

A

vagus n. (pharyngeal branch)

159
Q

Blood supply of palatopharyngeus

A

ascending palatine, ascending ppharyngeal & tonsilar a.

160
Q

Function and attachment of tensor veli palatini

A

attachments- from the scaphoid fossa, cartilage of the auditory tube & spine of the sphenoid to the palatine aponeurosis (after deflecting around the hamulus), function- unilateral deviation & bilateral tension of the soft palate

161
Q

Innervation of tensor veli palatini

A

mandibular n.

162
Q

Blood supply of tensor veli palatini

A

ascending palatine, greater palatine & lesser palatine a.

163
Q

Function and attachment of inferior constrictor

A

attachments- from the cricoid & thyroid cartilages to median pharyngeal raphe, function- general sphinchteric & peristalic action in swallowing

164
Q

Innervation of inferior constrictor

A

pharyngeal plexus (X), recurrent laryngeal n & external laryngeal n.

165
Q

Blood supply of inferior constrictor

A

ascending pharyngeal & inferior thyroid a.

166
Q

Function and attachment of middle constrictor

A

attachments- from the greater & lesser cornu of hyoid & stylohyoid ligament to the median pharyngeal raphe, function- general sphinchteric & peristalic action in swallowing

167
Q

Innervation of middle constrictor

A

pharyngeal plexus (X)

168
Q

Blood supply of middle constrictor

A

ascending pharyngeal & tonsilar a.

169
Q

Function and attachment of superior constrictor

A

attachments- from pterygoid hamulus & pterygomandibular raphe to the median pharyngeal raphe, function- general sphinchteric & peristalic action in swallowing

170
Q

Innervation of superior constrictor

A

pharyngeal plexus (X)

171
Q

Blood supply of superior constrictor

A

ascending pharyngeal & tonsilar a.

172
Q

Function and attachment of salpingopharyngeus (G. salpinx, trumpet)

A

attachments- from the cartilage of the auditory tube to the lateral wall of the pharynx, function- elevation of the superior lateral aspect of the pharyngeal wall

173
Q

Innervation of salpingopharyngeus (G. salpinx, trumpet)

A

vagus n.

174
Q

Blood supply of salpingopharyngeus (G. salpinx, trumpet)

A

ascending pharyngeal & ascending palatine a.

175
Q

Function and attachment of stylopharyngeus

A

attachments- from the styloid process to the posterolateral aspect of the pharyngeal wall, function- elevation of the pharyngeal wall

176
Q

Innervation of stylopharyngeus

A

glossopharyngeal n.

177
Q

Blood supply of stylopharyngeus

A

ascending pharyngeal a.

178
Q

Function and attachment of aryepiglotticus

A

attachments- from the oblique arytenoids to the aryepiglottic folds, function- closes the aryepiglottic folds

179
Q

Innervation of aryepiglotticus

A

recurrent laryngeal n.

180
Q

Blood supply of aryepiglotticus

A

superior & inferior laryngeal a.

181
Q

Function and attachment of lateral cricoarytenoid (G. krikos, a ring)

A

attachments- from the arch of the cricoid cartilage to the muscular process of the arytenoid, function- closes the glottis (adducts the vocal folds)

182
Q

Innervation of lateral cricoarytenoid (G. krikos, a ring)

A

recurrent laryngeal n.

183
Q

Blood supply of lateral cricoarytenoid (G. krikos, a ring)

A

superior & inferior laryngeal a.

184
Q

Function and attachment of posterior cricoarytenoid

A

attachments- from the posterior surface of the cricoid lamina to the muscular process of the arytenoid cartilage, function- opens the glottis (abducts the vocal folds)

185
Q

Innervation of posterior cricoarytenoid

A

recurrent laryngeal n.

186
Q

Blood supply of posterior cricoarytenoid

A

superior & inferior laryngeal a.

187
Q

Function and attachment of cricothyroid

A

attachments- from the anterolateral external aspect of the cricoid cartilage to the lower border of the thyroid cartilage & inferior cornu, function- tenses the vocal folds

188
Q

Innervation of cricothyroid

A

external laryngeal n.

189
Q

Blood supply of cricothyroid

A

superior thyroid a.

190
Q

Function and attachment of interarytenoids (transverse & oblique)

A

attachments- from arytenoid to arytenoid, function- closes glottis & assists in closing aryepiglottic folds

191
Q

Innervation of interarytenoids (transverse & oblique)

A

recurrent laryngeal n.

192
Q

Blood supply of interarytenoids (transverse & oblique)

A

superior & inferior laryngeal a.

193
Q

Function and attachment of thyroarytenoid

A

attachments- from the lower half of the thyroid angle to the anterolateral aspect of the arytenoid cartilage, function- closes glottis or slackens vocal folds

194
Q

Innervation of thyroarytenoid

A

recurrent laryngeal n.

195
Q

Blood supply of thyroarytenoid

A

superior & inferior laryngeal a.

196
Q

Function and attachment of thyroepiglotticus

A

attachments- from the thyroid angle to the epiglottic margin, function- widens glottis

197
Q

Innervation of thyroepiglotticus

A

recurrent laryngeal n.

198
Q

Blood supply of thyroepiglotticus

A

superior & inferior laryngeal a.

199
Q

Function and attachment of vocalis

A

attachments- from the thyroid angle to the vocal process of the arytenoid cartilage, function- slackens tensed vocal ligaments for changes in pitch

200
Q

Innervation of vocalis

A

recurrent laryngeal n.

201
Q

Blood supply of vocalis

A

superior & inferior laryngeal a.

202
Q

Function of stapedius

A

dampens vibrations of the stapes

203
Q

Innervation of stapedius

A

facial n.

204
Q

Function of tensor tympani

A

dampens movement of the malleus

205
Q

Innervation of tensor tympani

A

nerve to the medial pterygoid, mandibular n.

206
Q

function and attachment of stylohyoid

A

attachments- from the styloid process to the greater cornu of the hyoid function- elevation & retraction of the hyoid

207
Q

innervation of stylohyoid

A

facial n.

208
Q

blood supply of stylohyoid

A

occipital, posterior auricular & facial a.