BIOL 2255 EXAM 1 MOCK TEST WITH ANSWER RATIONALES 2026

BIOL 2255 EXAM 1 MOCK TEST WITH ANSWER
RATIONALES 2026

◉ optic n.
Answer: CN II


◉ oculomotor n.
Answer: CN III


◉ trochlear n.
Answer: CN IV


◉ trigeminal n.
Answer: CN V


◉ abducens n.
Answer: CN VI


◉ facial n.
Answer: CN VII

,◉ vestibularcochlear n.
Answer: CN VIII


◉ glossopharyngeal n.
Answer: CN IX


◉ vagus n.
Answer: CN X


◉ accessory n.
Answer: CN XI


◉ hypoglossal n.
Answer: CN XII


◉ sensory.
Answer: does CN I - olfactory n function as sensory, motor, or both?


◉ sensory.
Answer: does CN II - optic n function as sensory, motor, or both?


◉ motor.

,Answer: does CN III - oculomotor n function as sensory, motor, or
both?


◉ motor.
Answer: does CN IV - trochlear n function as sensory, motor, or both?


◉ both.
Answer: does CN V - trigeminal n function as sensory, motor, or
both?


◉ motor.
Answer: does CN VI - abducens n function as sensory, motor, or
both?


◉ both.
Answer: does the CN VII - facial n function as sensory, motor, or
both?


◉ sensory.
Answer: does the CN VIII - vestibularcochlear n function as sensory,
motor, or both?


◉ both.

, Answer: does the CN IX - glossopharyngeal n function as sensory,
motor, or both?


◉ both.
Answer: does the CN V - vagus n function as sensory, motor, or both?


◉ motor.
Answer: does the CN XI - accessory n function as sensory, motor, or
both?


◉ motor.
Answer: does the CN XII - hypoglossal n function as sensory, motor,
or both?


◉ (neuro) cranium.
Answer: - "braincase"
- encloses brain
- skull cap
- cranial base/floor


◉ calvaria.
Answer: name for skull cap