Practice For Exam #1

32 Questions | By Ashleymdx | Updated: Mar 21, 2022 | Attempts: 208

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All of these questions came directly from the jeopardy game review.

Questions and Answers

1.

Describe the rhodopsin cycle:
2.

What is the major control center for maintaining homeostasis and regulation of endocrine function?
- A.
  
  Thalamus
- B.
  
  Medulla Oblongata
- C.
  
  Hypothalamus
- D.
  
  Pons
3.

Which cranial nerve is motor and parasympathetic in function, innervates four of the six muscles that move the eye, and regulates the size of the pupil and shape of the lens?
- A.
  
  Oculomotor Nerve (III)
- B.
  
  Facial Nerve (VII)
- C.
  
  Trigemenal Nerve (V)
- D.
  
  Trochlear Nerve (IV)
4.

Which pathway carries the sensations of two-point discrimination, proprioception, pressure, and vibration? Hint: Its primary neurons are located in the dorsal root ganglia.
- A.
  
  Posterior Column Pathway
- B.
  
  Anterolateral Pathway
- C.
  
  Spinocerebellar Pathway
- D.
  
  Dorsal-Column/Medial-Lemniscal System
5.

Which cranial nerve is somatic motor, sensory, and parasympathetic in function, detects taste in the posterior one-third of the tongue, and monitors blood pressure, blood carbon dioxide, oxygen, and pH levels?
- A.
  
  Facial Nerve (VII)
- B.
  
  Hypoglossal Nerve (XII)
- C.
  
  Accessory Nerve (XI)
- D.
  
  Glossopharyngeal Nerve (IX)
6.

Which cranial nerve is sensory, transmits signals from the inner ear, and is responsible for hearing and balance?
- A.
  
  Vestibulocochlear Nerve (VIII)
- B.
  
  Trochlear Nerve (IV)
- C.
  
  Vagus Nerve (X)
- D.
  
  Hypoglossal (XII)
7.

The prosencephalon gives rise to:
- A.
  
  Diencephalon
- B.
  
  Mesencephalon
- C.
  
  Telencephalon
- D.
  
  Myelencephalon
8.

The brainstem is composed of the medulla oblongata, pons, and midbrain.
- A.
  
  True
- B.
  
  False
9.

The posterior column, spinocerebellar, and corticospinal are all ascending spinal tracts.
- A.
  
  True
- B.
  
  False
10.

Which tastant is depicted in the image below:
11.

Which tastant is depicted in the image below:
12.

Which tastant is depicted in the image below:
13.

Which tastant is depicted in the image below:
14.

Which tastant is depicted in the image below:
15.

The _______ ________ and dynamic labyrinth are two organs involved in balance.
16.

A sudden increase in blood pressure triggers a _________ reflex, which decreases the heart rate.
17.

Which of the following are not a part of the enteric nervous system?
- A.
  
  Efferent neurons
- B.
  
  Somatic neurons
- C.
  
  Interneurons
- D.
  
  Afferent neurons
18.

Sympathetic axons leave the sympathetic chain ganglia by the ___________ nerve.
19.

Damage to this nerve reduces secretion to salivary and lacrima nerves.
- A.
  
  Vagus (X)
- B.
  
  Glossopharyngeal (IX)
- C.
  
  Trigemenal Nerve (V)
- D.
  
  Facial Nerve (VII)
20.

Odor ______ occurs when you can no longer distinguish a particular odor after prolonged exposure; same occurs when you can no longer recognize a sound until you consciously listen for it.
21.

Endolymph stops moving automatically once you stop moving.
- A.
  
  True
- B.
  
  False
22.

Preganglionic cell bodies are located in the sympathetic division in lateral horns:
- A.
  
  C1 - C7
- B.
  
  T1 - T12
- C.
  
  T1 - L2
- D.
  
  C1 - T2
23.

This/these nerve(s) regulates taste and synapses in the nucleus of the tractus:
- A.
  
  Facial (VII)
- B.
  
  Glossopharyngeal (IX)
- C.
  
  Vagus (X)
- D.
  
  Trigeminal (V)
24.

This/these part(s) makes up the fibrous tunic of the eye:
- A.
  
  Lens
- B.
  
  Sclera
- C.
  
  Retina
- D.
  
  Cornea
25.

The smooth muscle that attaches to the lens of the eye is called the:
- A.
  
  Ciliary body
- B.
  
  Iris
- C.
  
  Conjunctiva
- D.
  
  Sclera