CN X Vagus

Question 1

CN X Vagus - Types of neurons

Answer 1

Somatosensory
Special sensory and visceral sensory
Voluntary motor
Presynaptic parasympathetic

Question 2

CN X Vagus - Nuclei extend extend from rostral?

Answer 2

Medulla into caudal medulla

Question 3

CN X Vagus - Nerve exits from the brainstem from the?

Answer 3

Lateral rostral medulla just inferior to CN IX Glossopharyngeal

Question 4

CN X Vagus - Somatosensory - Internal and external?

Answer 4

ear, larynx and pharynx

Question 5

CN X Vagus - Somatosensory - Dura mater?

Answer 5

Along with CN V Trigeminal

Question 6

CN X Vagus - Special Sensory and Visceral Sensory - Taste?

Answer 6

Umami - Back of throat

Thoracic and abdominal viscera (through the transverse colon)

Question 7

CN X Vagus - Somatic Motor - Muscles of pharynx for?

Answer 7

Swallowing

Question 8

CN X Vagus - Somatic Motor - Muscles of larynx for?

Answer 8

Vocalization

Question 9

CN X Vagus - Somatic Motor - Muscles of upper?

Answer 9

Esophagus

Question 10

CN X Vagus - Somatic Motor - Efferent component of?

Answer 10

Gag reflex

Question 11

CN X Vagus - Parasympathetic Motor - Presynaptic neurons - Smooth and cardiac muscle in thorax and abdomen through the?

Answer 11

Transverse colon

Question 12

CN X Vagus - Injury - Trouble Swallowing?

Answer 12

Dysphagia

Question 13

CN X Vagus - Injury - Unable to elevate soft palate on ipsilateral side - Soft palate droops on?

Answer 13

Affected side

-Uvula deviates to contralateral side

Question 14

CN X Vagus - Injury - Unilateral damage is?

Answer 14

Hoarseness

Question 15

CN X Vagus - Injury - Bilateral damage is an emergency - vocal folds become paralyzed. Gap between folds does not allow enough air flow for more than a short period.
T/F

Answer 15

T

Question 16

CN X Vagus - Injury - Would have imparied?

Answer 16

Gag reflex