d Flashcards

a (36 cards)

1
Q

Central Nervous system

A

the part of the nervous system that consist of the brain and spinal cord

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2
Q

Peripheral nervous system

A

the neurons that connect the central nervous system to the rest of the body, including the muscles and glands.

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3
Q

Somatic nervous system

A

the division of the peripheral nervous system that connects the central service system with sensory receptors, muscles and the skin

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4
Q

Autonomic nervous system

A

the subdivision of the peripheral nervous system that regulated body functions, such as respiration and digestion

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5
Q

Sympathetic nervous system

A

branch of the nervous system that plays a crucial role in perp the body for the “fight or flight” response.

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6
Q

Parasympathetic nervous system

A

division of automatic nervous system, maintaining homeostasis and promoting relaxation

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7
Q

Neurons

A

a nerve cell the basic building block of the nervous system

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8
Q

Action potential

A

rapid change in cell membrane potential that signals a cell is active

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9
Q

Synaptic transmission

A

process by which neurons communicate with each other in the nervous system

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10
Q

Neurotransmission

A

process where neurons transmit signals to each other using chemical messengers

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11
Q

MRI

A

Magnetic resonance imaging

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12
Q

fMRI

A

functional magnetic resonance imaging

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13
Q

PET

A

Any animal kept by a human being as a source of companionship and pleasure

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14
Q

CAT

A

Study how cats think and behave, how their environment instincts influence those behaviors

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15
Q

EEG

A

electronencephalography, used to to study brain function, diagnose brain disorders.

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16
Q

Sleep cycle

A

natural process that involve alternating periods of wakefulness and sleep

17
Q

NREM

A

Non-rapid eye movement

18
Q

REM

A

Rapid eye movement

19
Q

Circadian rhythm

A

body natural 24/h cycle that regulates various physiological and behavioral processes.

20
Q

Dreams

A

a series of thoughts, images and sensations occurring in a periods mid during sleep

21
Q

Hypnosis

A

a state of altered consciousness where a person is more receptive to suggestions

22
Q

Addiction

A

The fact or condition of being addicted to a particular substance, thing or activity.

23
Q

Stimulants

A

A class of drugs or calcium sulfate used to treat bone and joint infections

24
Q

Depressants

A

induce sleep, relieve anxiety and muscle spasms and prevent seizures

25
Halluciongen
psychoactive drugs that produce significant alterations in perception, cognition and mood
26
sensation
physical feeling or perception resulting from something that happens to body
27
Perception
process of organizing and interpreting sensory information to understand the environment
28
Sensory transduction
process of converting a stimulus into electrical signal that the body can use
29
Opponent process theory
theory in psychology and color vision, explain how the mind perceives color and emotions.
30
Trichromatic theory
human eye can perceive three colors , red green and blue
31
Frequency theory
a theory of hearing that explains of the brain perceives sound
32
Volley theory
theory about how the auditory nerve responds to sound
33
Place theory of hearing
psychological theory that explains how the brain perceives pitch
34
Perceptual illusions
discrepancy between how physical world is and how its perceived by the brain
35
Top-down processing
cognitive process that uses existing knowledge to interpret new information
36
Bottom up processing
psychological process that use sensory information to understand stimuli