Anatomic Triangles Flashcards Preview

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Flashcards in Anatomic Triangles Deck (25)
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1
Q

What are the boundaries of the suboccipital triangle?

A

Rectus Capitis Posterior Major, Obliquus Capitis Superior, Obliquus Capitis Inferior

2
Q

What are the contents of the suboccipital triangle?

A

3rd part of the vertebral artery, suboccipital nerve and veins

3
Q

What are the boundaries of the carotid triangle?

A

Superior belly of the omohyoid, SCM, Posterior belly of the digastric

4
Q

What are the contents of the carotid triangle?

A

CN XI and XII; Carotid sheath including CN X, Common Carotid, Internal Carotid and Jugular; Ansa cervicalis, Lymph nodes

5
Q

What are the boundaries of submandibular triangle?

A

Inferior ramus of the mandible, Posterior and Anterior belly of the digastric

6
Q

What are the contents of the submandibular triangle?

A

Facial artery and vein, Submandibular gland, hypoglossal and mylohyoid nerve

7
Q

What are the boundaries of the submental triangle?

A

Midline of the neck, both anterior bellies of the digastric

8
Q

What are the contents of the submental triangle?

A

Submental lymph nodes and veins

9
Q

What are the boundaries of the muscular triangle?

A

SCM, Superior belly of the omohyoid, midline of the neck

10
Q

What are the contents of the muscular triangle?

A

Strap muscles (sternoclavicular, sternohyoid, thyrohyoid), Thyroid, Trachea, and Larynx

11
Q

What are the boundaries of the posterior cervical triangle?

A

SCM, Trapezius, Middle 1/3 of the clavicle

12
Q

The posterior cervical triangle is divided by what muscle?

A

Inferior belly of the omohyoid

13
Q

What two triangles make up the posterior cervical triangle?

A

Occipital and Supraclavicular

14
Q

What are the boundaries of the triangle of auscultation?

A

Trapezius, Latissimus Dorsi, Medial border of the scapula

15
Q

What are the boundaries of the lumbar triangle?

A

Latissimus Dorsi, External Oblique, Iliac crest

16
Q

What are the vessels located in the posterior cervical triangle?

A

Subclavian, suprascapular, transverse cervical, and occipital artery; subclavian and external jugular vein

17
Q

What are the nerves located in the posterior triangle?

A

Great auricular, lesser occipital, supraclavicular, transverse cervicial, trunks of the brachial plexus, CN XI

18
Q

What are the boundaries of the inguinal triangle?

A

Rectus abdominis, Inferior epigastric vessels, inguinal ligament

19
Q

What is clinically important about the inguinal triangle?

A

Direct hernias pass through it

20
Q

What are the boundaries of the femoral triangle?

A

Inguinal ligament, adductor longus, sartorius

21
Q

What are the contents of the femoral triangle?

A

Femoral vein, artery, and nerve

22
Q

What structures lies in the femoral triangle and outside the femoral sheath?

A

Femoral nerve

23
Q

What is the eponymous name for the lumbar triangle?

A

Lumbar triangle of Petit

24
Q

What is the eponymous name of the inguinal triangle?

A

Inguinal triangle of Hesselbach

25
Q

What is the eponymous name of the femoral triangle?

A

Femoral triangle of Scarpa