Grace's Unit 3: Biological Bases Of Behavior Flashcards Preview

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Flashcards in Grace's Unit 3: Biological Bases Of Behavior Deck (63)
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1

Multiple sclerosis is a result of degeneration in the:

Myelin sheath

2

Junita does not feel like getting out of bed, has lost her appetite, and feels tired for most of the day. Which of the following neurotransmitters likely is in short supply for Junita?

Serotonin

3

Which neurotransmitters inhibits CNS activity in order to calm a person down during stressful situations?

GABA

4

Phrenology has been discredited, but which of the following ideas has its origins in phrenology?

Brain function localization

5

When there is a negative charge inside an axon and a positive charge outside it, the neuron is:

said to have a resting potential

6

Morphine elevates mood and eases pain, and is most similar to which of the following?

Endorphins

7

Neurotransmitters cross the ________ to carry information to the next neuron.

Synaptic gap

8

What neurotransmitters are most likely in undersupply in someone who is depressed?

Serotonin and norepinephrine

9

Which of the following carries the information necessary to activate withdrawal of the hand from a hot object?

Motor neuron

10

Hormones are the _______ released into the ________.

chemical messengers; bloodstream

11

Which division of the nervous system produces the startle response?

Sympathetic

12

Which of the following endocrine glands may explain unusually tall height in a 12-year-old (Joe)?

Pituitary

13

Which of the following communicates with the pituitary, which in turn controls the endocrine system?

Hypothalamus

14

Which branch of the nervous system calms a person?

Parasympathetic

15

Epinephrine and norepinephrine increase energy and are released by the:

Adrenal glands

16

Interneurons are said to:

Transmit and process information within the brain and spinal cord

17

Computer-enhanced X-rays used to create brain images are known as:

computed tomography scans

18

What part of the brain triggers the release of adrenaline to boost heart rate when you're afraid?

Hypothalamus

19

A gymnast falls and hits her head on the floor. She attempts to continue practicing, but has trouble maintaining balance. What part of her brain has probably been affected?

Cerebellum

20

Which of the following scanning techniques measures glucose consumption as an indicator of brain activity?

PET

21

Which of the following is sometimes referred to as the brain's train hub, because it directs incoming sensory messages (with the exception of smell) to their proper places in the brain?

Thalamus

22

Which of the following brain areas is responsible for regulating thirst?

Hypothalamus

23

The hypothalamus is a(n) ______ center for the brain.

Reward

24

Which of the following's primary function is processing memories?

Hippocampus

25

Damage to which of the following could interfere with the ability to plan for the future?

Frontal lobe

26

In general, damage to the ______ disrupts speaking, while damage to the ______ disrupts understanding of language.

Broca's Area; Wernicke's Area

27

Stimulation at a point on which of the following may cause a person to report being touched on the knee?

Somatosensory cortex

28

George can move his hand to sign a document because the ______, located in the _______ love of the brain, allows him to activate the proper muscles.

motor cortex; frontal

29

The most noticeable difference between human brains and other mammalian brains is the size of the:

association areas

30

Cognitive neural prosthetics are placed in the brain to help control parts of the:

motor cortex