Test 1

Question 1

Which of the following IS part of the peripheral nervous system?

Answer 1

The nerves

Question 2

A person comes into the emergency room with a head injury. After the injury they have problems being aware of their body if they close their eyes. Given what you know about neuroanatomy, which of the following brain regions was most likely damaged?

Answer 2

Parietal Lobe

Question 3

A person is diagnosed with a primary brain tumor. Which of the following cells COULD NOT have produced the brain tumor?

Answer 3

Neuron & Schwan cells

Question 4

Animal brains are labeled how?

Answer 4

dorsal (top), ventral (bottom), rostral (front), caudal (back) for the head.

Question 5

Human brains are labeled how?

Answer 5

superior (top), inferior (bottom), anterior (front), posterior (back) for the head.

Question 6

If the neural tube does not form correctly, which of the following would NOT develop normally?

Answer 6

Ventricles & Brain

Question 7

Which type of study best describes a research study in which a subject’s performance on a cognitive task while in a brain scanner is compared with the age of the subject?

Answer 7

Correlational

Question 8

Which of the following is NOT CORRECT about ASYMMETRICAL cell division?

Answer 8

a. It serves as a way for progenitor cells to make cells of the peripheral nervous system
b. It serves as a way for one progenitor cell to divide into two additional progenitor cells

Question 9

Which of the following is an example of a metaphor for the function of radial glia?

Answer 9

A ladder

Question 10

True or false: Neurotrophic factors are toxic to neurons?

Answer 10

False

Question 11

Based on what you how about the function of different brain structures, direct damage to which of the following would MOST likely to be fatal immediately/quickly? Hindbrain, Forebrain, Midbrain

Answer 11

Hindbrain- basic functions, such as keeping your heart beating

Question 12

During development, if you isolate a neuron (i.e., put it somewhere ‘by itself’) and it does NOT differentiate into a specific type of neuron, this would indicate that the neuron uses which type of cell differentiation?

Answer 12

Chemicals released from neighboring cells.

Question 13

In an experimental manipulation, before a group of rats were timed running in a maze, half the rats in a study were given caffeine and half were not. In this study, what is the dependent variable?

Answer 13

How long it takes the rats to run through the maze.

Question 14

True or false: If you damage the dorsal part of your spinal cord, you would have problems controlling your muscles?

Answer 14

False

Question 15

True or false: the Ventricular zone contains mature (differentiated) neurons.

Answer 15

False

Question 16

A person goes to the doctor complaining of muscle weakness, numbness, tingling, and fatigue. Given this information, which of the following disorders does the person most likely to have?

Answer 16

Multiple Sclerosis

Question 17

True or False: Astrocytes phagocytose (‘eat up’) microorganisms and damaged or dead neurons.

Answer 17

False

Question 18

Which of the following IS a function of the ventricles?

Answer 18

Circulate nutrients and chemicals

Question 19

True or False: Neurochemistry is a way to measure the electrical activity of the nervous system.

Answer 19

False

Question 20

Select the answer below that best fills in the blanks of the following sentence: Hydrocephalus can be caused by over-activation of ______________ while primary brain tumors are caused by ___________________.

Answer 20

Ependymal cells; astrocytes