Cranial Nerves Flashcards Preview

A&P Exam Two > Cranial Nerves > Flashcards

Flashcards in Cranial Nerves Deck (22)
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1
Q

Function of Olfactory Nerve

A

Smell

2
Q

Function of Optic Nerve

A

Vision

3
Q

Function of Oculomotor Nerve

A

Eye movement; pupil constriction

4
Q

Function of Trochlear Nerve

A

Eye movement

5
Q

Function of Trigeminal Nerve

A

Somatosensory information (touch, pain) from the face and head; muscles for chewing.

6
Q

Function of Abducens Nerve

A

Eye movement

7
Q

Function of Facial Nerve

A

Taste (anterior 2/3 of tongue); somatosensory information from ear; controls muscles used in facial expression.

8
Q

Function of Vestibulocochlear Nerve

A

Balance

9
Q

Function of Glossopharyngeal Nerve

A

Taste (posterior 1/3 of tongue); Somatosensory information from tongue, tonsil, pharynx; controls some muscles used in swallowing.

10
Q

Function of Vagus Nerve

A

Sensory, motor and autonomic functions of viscera (glands, digestion, heart rate)

11
Q

Function of Spinal Accessory Nerve

A

Controls muscles used in head movement.

12
Q

Function of Hypoglossal Nerve

A

Controls muscle of the tongue

13
Q

Name the twelve cranial nerves.

A

olfactory; optic; oculomotor; trochlear; trigeminal; abducens; facial; vestibulocochlear; glossopharygeal; vagus; accessory; hypoglossal

14
Q

Which cranial nerve is being tested when a person is asked to sniff and identify aromatic substances?

A

Olfactory

15
Q

Which cranial nerve is being tested when vision and visual field are determined by using an eye chart?

A

Optic

16
Q

Which three cranial nerves are being tested when the pupils are examined for size, shape and equality?

A

oculomotor; Itrochlear, abducens

17
Q

Which cranial nerve has fibers which arise from the retina of the eye and pass through the optic canal?

A

Optic

18
Q

Which cranial nerve controls the muscles which direct the eyeball and eyelid, as well as the iris and smooth muscles which control lens shape?

A

Oculomotor

19
Q

The surface of the cerebrum has convolutions known as

A

gyri

20
Q

The medulla oblongata is responsible for wakefulness true or false?

A

False

21
Q

Which cranial nerve is responsible for transmitting stimuli from face and head and corneal reflex?

A

V - Trigeminal

22
Q

Which cranial nerve is responsible for the taste receptors in the anterior two thirds of the tongue?

A

VII - Facial