A&P 2 MODULE 3 EXAM - PORTAGE LEARNING
EXAM 2025
What senses contain specialized receptor cells via specialized somatic and visceral afferents? -
Answer ☑️ ✅smell & equilibrium ( a&c)
the posterior portion of the outer fibrous layer of the eye is called the ____ - Answer
☑️ ✅sclera
what portion of the eye supplies blood supply to the outer layers of the eye? - Answer
☑️✅choroid (of the middle layer)
true or false: the more numerous type of photoreceptors are rods - Answer ☑️
✅true
what is the correct order of how light passes through the eye? - Answer ☑️
✅cornea, lens,
vitreous fluid, retina
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.
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.
, True or False: All sensory information from the optic nerves cross at the optic chiasm. - Answer
☑️ ✅F
The ________ is controlled by the trochlear nerve. - Answer ☑️
✅Superior oblique
Your elderly patient is discussing her vision problems. She describes her vision as blurry.
Following a visual examination, her left eye deviates medially when looking straight ahead.
What is most likely causing the vision problem? Explain your reasoning. - Answer ☑️ ✅The
abducens nerve controls the lateral rectus. Damage to the lateral rectus would cause there to
be a muscle imbalance, and the medial rectus would pull the eye medially when looking straight
ahead, causing blurry vision.
Match the numbers (1-5) in the figure below with the correct terms (A-H).
Note: not all terms will be used.
1- A: Scala Tympani
2- B: Facial Nerve
3- C: Tympanic Membrane
4- D: Cochlear duct
5- E: Organ of Corti - Answer ☑️
✅1- A: Scala Tympani
2- B: Facial Nerve
3- C: Tympanic Membrane
4- D: Cochlear duct
5- E: Organ of Corti
Match the numbers (1-5) in the figure below with the correct terms (A-H). - Answer ☑️
✅1.)
facial nerve
2.) malleus
EXAM 2025
What senses contain specialized receptor cells via specialized somatic and visceral afferents? -
Answer ☑️ ✅smell & equilibrium ( a&c)
the posterior portion of the outer fibrous layer of the eye is called the ____ - Answer
☑️ ✅sclera
what portion of the eye supplies blood supply to the outer layers of the eye? - Answer
☑️✅choroid (of the middle layer)
true or false: the more numerous type of photoreceptors are rods - Answer ☑️
✅true
what is the correct order of how light passes through the eye? - Answer ☑️
✅cornea, lens,
vitreous fluid, retina
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.
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.
, True or False: All sensory information from the optic nerves cross at the optic chiasm. - Answer
☑️ ✅F
The ________ is controlled by the trochlear nerve. - Answer ☑️
✅Superior oblique
Your elderly patient is discussing her vision problems. She describes her vision as blurry.
Following a visual examination, her left eye deviates medially when looking straight ahead.
What is most likely causing the vision problem? Explain your reasoning. - Answer ☑️ ✅The
abducens nerve controls the lateral rectus. Damage to the lateral rectus would cause there to
be a muscle imbalance, and the medial rectus would pull the eye medially when looking straight
ahead, causing blurry vision.
Match the numbers (1-5) in the figure below with the correct terms (A-H).
Note: not all terms will be used.
1- A: Scala Tympani
2- B: Facial Nerve
3- C: Tympanic Membrane
4- D: Cochlear duct
5- E: Organ of Corti - Answer ☑️
✅1- A: Scala Tympani
2- B: Facial Nerve
3- C: Tympanic Membrane
4- D: Cochlear duct
5- E: Organ of Corti
Match the numbers (1-5) in the figure below with the correct terms (A-H). - Answer ☑️
✅1.)
facial nerve
2.) malleus
