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Unit 2 Test

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Last updated almost 5 years ago
33 questions
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Question 1
1.

The Central Nervous System (CNS) is composed of

Question 2
2.

Nerves carry impulses toward the brain are

Question 3
3.

An automatic response to a stimulus that often does not pass through the brain is called

Question 4
4.

Which membrane protein is responsible for restoring the original concentration of ions during the action potential?

Question 5
5.

Which protein hormone is produced by the pancreas to promote the increase in the sugar content of the blood by breaking down glycogen in the liver?

Question 6
6.

An endocrine gland that stores and releases two hormones produced by the hypothallumus is called

Question 7
7.

Visual condition in which the eye focuses an image behind the retina. Vision is better for a distance than for close up

Question 8
8.

The difference between a rod and a cone is

Question 9
9.

What structure regulates the amount of light passing to the visual receptors of the eye?

Question 10
10.

Light passes through the following structures in which order?

Question 11
11.

The ____ is an insulating lipid coat of cell membrane from Schwann cells that is interrupted by the Nodes of Ranvier

Question 12
12.

The lobe of the cerebrum responsible for sensory reception from many areas of the body is the

Question 13
13.

The most posterior lobe of the brain is the

Question 14
14.

Use the following diagram and the choices to answer question 14

Question 15
15.

Use the following diagram and the choices to answer question 15

Question 16
16.

Use the following diagram and the choices to answer question 16

Question 17
17.

A patient comes into a hospital that you are working at. The individual has been admitted several times as of lately as appears to be losing weight. The muscles in the arms and legs have definitely atrophied (become smaller). A spinal tap is done to take cerebrospinal fluid (CBF) and it is found that the myelin on axons is deteriorating. You would conduct further to tests for which disease?

Question 18
18.

A patient walks unsteadily into a the waiting room. The person appears thin, is scooting her feet, and jittery. While talking with the individual, her hands appear shaky and she is fidgety. The individual is coherent and is able to answer all of your questions. You would conduct further to tests for which disease?

Question 19
19.

An elderly patient wonders in and has no concept of where they are. The person does not know their own name or where they came from. A blood test is done and found the person has low acetylcholine and a CAT scan is ordered. It appears as though the individuals brain has gotten smaller. You would conduct further to tests for which disease?

Question 20
20.

A patient in his middle ages comes in. Nurses and orderlies are called to calm the individual. One minute the person is screaming obscenities and the next, the person is sitting calmly. The person begins to walk into an examination room and bumps into a desk, several mobile carts, and hits their shoulder on the door frame. While the person is calm, you find out that his father started acting like this before he left his mom and the family.
It appears as though the individuals brain has gotten smaller. You would conduct further to tests for which disease?

Question 21
21.

Cardiac center, blood pressure

Question 22
22.

Hunger, thirst

Question 23
23.

Coordination of movement, posture, balance

Question 24
24.

Primary auditory area (hearing)

Question 25
25.

Use the following choices to answer question 25

Question 26
26.

Use the following choices to answer question 26

Question 27
27.

Use the following choices to answer question 27

Question 28
28.

Use the following choices to answer question28

Question 29
29.

Using the diagram, the arrow labeled A is probably

Question 30
30.

Using the diagram, Na+ ions will travel across the membrane

Question 31
31.

Predict what ion transporter, would be responsible for repolarization

Question 32
32.

conical photosensitive receptors cells of the retina

Question 33
33.

Small circular area in the retina where the optic nerve enters the eye with no rods or cones