A&P 2 module 3 exam - portage learning Question and answers already 2023What senses contain specialized receptor cells via specialized somatic and visceral afferents?
smell & equilibrium ( a&c)
the posterior portion of the outer fibrous layer of the eye is called the ____
sclera
wha...
A&P 2 module 3 exam - portage learning Question and answers already 2023
What senses contain specialized receptor cells via specialized somatic and visceral afferents? - correct answer smell & equilibrium ( a&c)
the posterior portion of the outer fibrous layer of the eye is called the ____ - correct answer sclera
what portion of the eye supplies blood supply to the outer layers of the eye? - correct answer choroid (of the middle layer)
true or false: the more numerous type of photoreceptors are rods - correct answer true
what is the correct order of how light passes through the eye? - correct 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. - correct 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. - correct 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. - correct answer F
The ________ is controlled by the trochlear nerve. - correct 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. - correct 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 - correct 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). - correct answer 1.) facial nerve 2.) malleus
3.) cochlea
4.)tympanic membrane
5.) incus
Which of the following statements is FALSE regarding the external ear? - correct answer The external acoustic meatus travels through the parietal bone.
Which of the following statements is TRUE regarding the external ear? - correct answer
The auricle funnels sound into the external acoustic meatus.
Which of the following statements is false regarding the middle ear? - correct answer The stapes receives vibrations from the cochlea.
Which of the following statements is true regarding the inner ear? - correct answer The organ of Corti is responsible for the body's auditory sense.
Place the terms (A-H) in the correct order for the hearing pathway.
Note: not all terms will be used.
Funneled vibrations push against the eardrum which moves the ___1____.
The stapes pushes against the ___2__.
Movement of tiny hairs inside the ____3____causes neurons to send impulses through a cranial nerve to the ____4__, located in the __5____ lobe.
1: A. Auditory cortex
2: B. Organ of Corti
3: C. Stereocilia
4: D. Cochlear duct
5: E. Ossicles
F. Facial
G. Temporal
H. Parietal - correct answer E. Ossicles
D. Cochlear duct
B. Organ of Corti
A. Auditory cortex
G. Temporal
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