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Psych 110 > The Brain > Flashcards

The Brain Flashcards

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1
Q

the nervous system

A

communication that occurs along nerves

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2
Q

central nervous system parts

A

brain
spinal cord: reflexes occur without brain involvement

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3
Q

peripheral nervous system parts

A

somatic
automatic ->(sympathetic=activates)
(parasympathetic=calms)

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4
Q

neurons

A

communication through the nervous system takes place via neurons

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5
Q

sensory neuron (afferent)

A

conveys information to the brain

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6
Q

efferent

A

conveys information from the brain

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7
Q

cell body

A

processes nutrients and provides energy for neuron

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8
Q

nucleus

A

contains chromosomes

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9
Q

dendrites

A

receives information from other neurons

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10
Q

nodes of ranvier

A

gaps in the myelin sheath

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11
Q

myelin sheath

A

insulates axon and increases communication speed

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12
Q

axon

A

carries information to other neurons, muscles, and glands

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13
Q

brain

A

a complex system of interconnected neurons

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14
Q

hindbrain

A

connects spinal cord and brain

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15
Q

midbrain

A

processes auditory and visual information

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16
Q

pons

A

movement on the left and right side of the body

17
Q

medulla

A

controls vital life functions

18
Q

cerebellum

A

coordinates movements, balance, and posture

19
Q

reticular formation

A

regulates attention, alertness, and sleep

20
Q

substance nigra

A

cluster of dopamine producing neurons

21
Q

cerebral cortex

A

outer portion of forebrain

22
Q

limbic system

A

structures beneath the cerebral cortex

23
Q

temporal lobe

A

processes auditory information

24
Q

frontal lobe

A

processes voluntary movement

25
Q

occipital lobe

A

processes visual information

26
Q

parietal lobe

A

processes touch

27
Q

hippocampus

A

memory

28
Q

thalamus

A

relays sensory information

29
Q

hypothalamus

A

links brain and endocrine system

30
Q

amygdala

A

emotional responses to memory

31
Q

endocrine system

A

communication through hormones released into the bloodstream

32
Q

hormones

A

chemicals released into bloodstream

33
Q

pituitary gland

A

master gland

34
Q

adrenal gland

A

adrenaline

35
Q

gonads

A

ovaries (woman)
testes (men)

Psych 110 (5 decks)

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