Module 2 Biopsychology Flashcards

1
Q

Evolutionary psychologists study how individual differences arise, in the present, through the interaction of genes and the environment.

A

false

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2
Q

The field of epigenetics studies fraternal twins to see how the same genotype can be expressed in different ways.

A

false

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3
Q

Some genes are vital to our survival and lead to natural selection.

A

true

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4
Q

Glial cells are the basic building blocks of the nervous system.

A

false

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5
Q

Like a lock and key, each neurotransmitter fits a specific dendrite.

A

false

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6
Q

An agonist facilitates or mimics the activity of a given neurotransmitter system.

A

true

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7
Q

The four lobes of the brain are part of the hindbrain.

A

false

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8
Q

Reflexes do not need input from the brain.

A

true

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9
Q

The hindbrain controls basic biological functions that keep us alive.

A

true

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10
Q

Which functional division of the nervous system is responsible for the physiological changes seen during exercise (e.g., increased heart rate and sweating)?

A

autonomic

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11
Q

The divisions of the autonomic nervous system are the __________ and the __________.

A

sympathetic; parasympathetic

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12
Q

Sensory and motor nerves are part of the __________ nervous system.

A

somatic

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13
Q

Sympathetic activation is associated with…

A

pupil dilation

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14
Q

Thaddeus is having difficulty moving his leg. Which system controls the voluntary responses in his joints and muscles?

A

somatic

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15
Q

Scientists still use a CT/MRI combination in schizophrenia research.

A

false

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16
Q

Brain imaging techniques rely on radiation, magnetic fields, and electrical activity.

A

true

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17
Q

Strokes are a good way of learning the functions of specific brain areas because they tend to impact a large area.

A

false

18
Q

How many pairs of chromosomes are typical in humans?

A

23

19
Q

A sudden, permanent change in a gene is called a(n)…

A

mutation

20
Q

__________ asserts that our genes set definite limits on potential, and the environment determines how much of that potential is achieved.

A

range of reaction

21
Q

Which perspective asserts that genotype is not fixed or limited?

A

epigenetics

22
Q

Neuronal signals travel to the axon terminals where neurotransmitters are released into the empty space between the next call neuron known as the…

A

synapse

23
Q

Which part of a nerve cell transmits information over a long distance?

A

axon

24
Q

The maximum number of positive ions that a neuron can hold is known as the…

A

threshold of excitation

25
Q

Multiple sclerosis involves a breakdown of the…

A

myelin sheath

26
Q

Psychoactive drugs can act as __________ or __________ for a given neurotransmitter system.

A

antagonist; agonist

27
Q

The __________ is a sensory relay station where all sensory information, except for smell, goes before being sent to other areas of the brain for further processing.

A

thalamus

28
Q

Damage to which part of the brain disrupts one’s ability to comprehend language but leaves one’s ability to produce words intact?

A

Wernicke’s area

29
Q

Which part of the brain is responsible for interpreting incoming visual information?

A

occipital lobe

30
Q

The __________ is responsible for processing some types of memories. Specifically, procedural memory, or memory involved in learning and remembering how to perform tasks.

A

cerebellum

31
Q

Which part of the brain regulates emotions such as fear and aggression?

A

amygdala

32
Q

Which nervous system controls the body’s ability to move the hand to play an instrument?

A

somatic

33
Q

Nicotine’s effect on the autonomic system causes which of the following?

A

irregular rhythm of the heart

34
Q

The __________ branch of the nervous system carries sensory information to the CNS.

A

afferent somatic sensory

35
Q

Which functional division of the nervous system is responsible for the physiological changes seen during exercise (e.g., increased heart rate and sweating)?

A

autonomic

36
Q

The __________ nervous system operates to maintain the body’s homeostasis.

A

autonomic

37
Q

The two techniques involving radiation include the __________ and the __________.

A

CT scan; PET scan

38
Q

A(n) __________ has obvious limitations like little detail and exposure to radiation.

A

PET scan

39
Q

The two techniques involving magnetic fields include the __________ and the __________.

A

MRI; fMRI

40
Q

Electroencephalography (EEG) is useful if you do not need the actual __________ of the activity, but precise timing is important.

A

location

41
Q

Which brain imaging technology measures the brain’s electrical activity?

A

EEG

42
Q

__________ refers to a person’s genetic makeup, while __________ refers to a person’s physical characteristics.

A

genotype; phenotype