Families exam 4 - cranial nerve functions

Question 1

What does the olfactory nerve do in children?

Answer 1

identifies smells

Question 2

What does the optic nerve do for infants?

Answer 2

lets them look at a face and track it with their eyes

Question 3

What does the optic nerve do for children?

Answer 3

• makes visual acuity intact
• peripheral vision
• color vision

Question 4

What does the oculomotor nerve do for infants?

Answer 4

• causes blinking in response to light
• makes pupils reactive to light

Question 5

What does the oculomotor nerve do for children?

Answer 5

• PERRLA
• no nystagmus

Question 6

What does the trochlear nerve do for infants?

Answer 6

lets them look at a face and track it with their eyes

Question 7

What does the trochlear nerve do for children?

Answer 7

gives the ability to look down and in with eyes

Question 8

What does the trigeminal nerve do for infants?

Answer 8

causes the rooting and sucking reflex

Question 9

What does the trigeminal nerve do for children?

Answer 9

• gives the ability to clench teeth together
• detects touch on face eyes closed

Question 10

What does the abducens nerve do for infants?

Answer 10

lets them look at a face and track it with their eyes

Question 11

What does the abducens nerve do for children?

Answer 11

gives the ability to see laterally with eyes

Question 12

What does the facial nerve do for infants?

Answer 12

causes symmetric facial movements

Question 13

What does the facial nerve do for children?

Answer 13

• differentiates between salty and sweet
• causes symmetric facial movements

Question 14

What does the acoustic nerve do for infants?

Answer 14

• tracks a sound
• blinks in response to loud noise

Question 15

What does the acoustic nerve do for children?

Answer 15

• keeps the child from experiencing vertigo
• lets hearing be intact

Question 16

What does the glossopharyngeal nerve do for infants?

Answer 16

intact gag reflex

Question 17

What does the glossopharyngeal nerve do for children?

Answer 17

• intact gag reflex
• gives the ability to taste sour

Question 18

What does the vagus nerve do for infants?

Answer 18

no difficulties swallowing

Question 19

What does the vagus nerve do for children?

Answer 19

• causes clear speech
• no difficulties swallowing

Question 20

What does the spinal accessory nerve do for infants?

Answer 20

lets shoulders move symmetrically

Question 21

What does the spinal accessory nerve do for children?

Answer 21

causes equal strength of shoulder shrug

Question 22

What does the hypoglossal nerve do for infants?

Answer 22

• no difficulties swallowing
• opens mouth when nares are occluded

Question 23

What does the hypoglossal nerve do for children?

Answer 23

• keeps tongue midline
• gives the ability to move the tongue with equal strength against the resistance of the tongue blade

Question 24

What is the order of the cranial nerves?

Answer 24

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