NURS 3100: Health Assessment -
Thrift's Questions 2025 with Answers
What is cranial nerve 5 and what does it do? - ANSWER-Trigeminal Nerve -
distinguishes between sharp and dull
What is cranial nerve 12 and what does it do? - ANSWER-Hypoglossal Nerve -
ensures tongue function
What are cranial nerves 3, 4 and 6; what do they do? - ANSWER-CN 3:
Oculomotor
CN 4: Trochlear
CN 6: Abducens
Ensure that eye muscles work in absences of head movement (test 6 fields of
vision)
What is cranial nerve 9 and what does it do? - ANSWER-Glossopharengeal -
controls gag reflex
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, What is cranial nerve 10 and what does it do? - ANSWER-Vagus - controls uvula
and soft palate movement
What is cranial nerve 1 and what does it do? - ANSWER-Olfactory - distinguishes
scents
What is cranial nerve 11 and what does it do? - ANSWER-Spinal Accessory -
controls trapezius muscles of the shoulders
What is cranial nerve 7 and what does it do? - ANSWER-Facial - controls facial
muscles
What is cranial nerve 8 and what does it do? - ANSWER-Vestibulocochlear -
controls ability to hear specific sounds and differentiate between different sounds
What is cranial nerve 2 and what does it do? - ANSWER-Optic - controls ability to
distinguish objects based on sight
What is used to test the optic nerve (CN 2)? - ANSWER-Snellen Chart and
PERRLA
What does PERRLA stand for? - ANSWER-Pupils
Equal
Round
Reactive [to]
Light
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
Thrift's Questions 2025 with Answers
What is cranial nerve 5 and what does it do? - ANSWER-Trigeminal Nerve -
distinguishes between sharp and dull
What is cranial nerve 12 and what does it do? - ANSWER-Hypoglossal Nerve -
ensures tongue function
What are cranial nerves 3, 4 and 6; what do they do? - ANSWER-CN 3:
Oculomotor
CN 4: Trochlear
CN 6: Abducens
Ensure that eye muscles work in absences of head movement (test 6 fields of
vision)
What is cranial nerve 9 and what does it do? - ANSWER-Glossopharengeal -
controls gag reflex
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, What is cranial nerve 10 and what does it do? - ANSWER-Vagus - controls uvula
and soft palate movement
What is cranial nerve 1 and what does it do? - ANSWER-Olfactory - distinguishes
scents
What is cranial nerve 11 and what does it do? - ANSWER-Spinal Accessory -
controls trapezius muscles of the shoulders
What is cranial nerve 7 and what does it do? - ANSWER-Facial - controls facial
muscles
What is cranial nerve 8 and what does it do? - ANSWER-Vestibulocochlear -
controls ability to hear specific sounds and differentiate between different sounds
What is cranial nerve 2 and what does it do? - ANSWER-Optic - controls ability to
distinguish objects based on sight
What is used to test the optic nerve (CN 2)? - ANSWER-Snellen Chart and
PERRLA
What does PERRLA stand for? - ANSWER-Pupils
Equal
Round
Reactive [to]
Light
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2