A&P 2 Module 3 Exam Portage Learning Expected Questions With Verified Answers

A&P 2 MODULE 3 EXAM PORTAGE LEARNING
EXPECTED QUESTIONS WITH VERIFIED ANSWERS

Question 1.
What senses contain specialized receptor cells via specialized somatic and visceral afferents?
ANSWER
smell & equilibrium ( a&c)


Question 2.
the posterior portion of the outer fibrous layer of the eye is called the ____

ANSWER
sclera


Question 3.
what portion of the eye supplies blood supply to the outer layers of the eye?
ANSWER
choroid (of the middle layer)


Question 4.
true or false: the more numerous type of photoreceptors are rods

ANSWER
true


Question 5.
what is the correct order of how light passes through the eye?
ANSWER
cornea, lens, vitreous fluid, retina






, Question 6.
A patient had a CVA in the area indicated by the red x in the figure, below. What type of blindness is
the patient most likely to incur? Explain your reasoning.

ANSWER
Bilateral left visual field blindness.
The right optic tract is damaged. All the sensory information from the left visual fields travels
together after the optic chiasm to the right side of the brain.




Question 7.
A patient has a brain tumor in the area indicated by the red x in the figure, below. What type of
blindness is the patient most likely to incur? Explain your reasoning.

ANSWER
Left eye blindness because there is damage to the
left optic nerve. Information from the left visual field has not yet crossed at the optic chiasm.
Both peripheral and nasal fields of the left eye would be missing.


Question 8.
True or False: All sensory information from the optic nerves cross at the optic chiasm.
ANSWER
F


Question 9.
The ________ is controlled by the trochlear nerve.

ANSWER
Superior oblique