Ch. 22: The Human Brain Flashcards Preview

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Flashcards in Ch. 22: The Human Brain Deck (75)
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1

Process information about touch and is involved in self-awareness

Parietal lobe

2

Process voluntary muscle movements and is involved in planning and organizing future expressive behavior

Frontal lobe

3

Involved in processing auditory and olfactory information and is important in memory and emotion

Temporal lobe

4

Processes visual information for the eyes

Occipital lobe

5

The deeply wrinkled outer surface of the cerebrum

Cerebral cortex

6

The communication link between the hemispheres

Corpus callosum

7

Paired structures found deep within each cerebral hemisphere

Caudate nuclei

8

Structure that relays info between the spinal chord and the cerebrum

Thalamus

9

Controls sex drive pleasure pain thirst hunger blood pressure and body temp

Hypothalamus

10

Controls balance muscle movement and coordination

Cerebellum

11

Governs reflexes and spontaneous functions such as heartbeat respiration swallowing and coughing

Brain stem

12

Adjusts the sensitivity of your eyes to the sound

Midbrain

13

Functions and a bridge, allowing messages to travel between the brain and the spinal chord

Pons

14

Helps control heart rate and conveys info between the spinal cord and other parts of the brain

Medulla oblongata

15

Receive messages from the other neurons

Dendrites

16

Houses the nucleus

Cell bodys

17

Protective layers on axons

Myelin sheath

18

The cells that form the myelin sheath

Schwann cells

19

Nervous tissue composed of myelinated cells

White matter

20

Unmyelinated axons combined with dendrites and the cell bodies of other neurons

Gray matter

21

The difference in the charge across the membrane

Polarization

22

The decrease of charge difference

Depolarization

23

Occurs when the potassium ions diffuse out of the cell and the inside of the cell again become more negative than the outside

Repolarization

24

Reduced anxiety and sense of wellbeing loss of concern for social constraints

Alcohol

25

Make a person feel more energetic alter and confident

Amphetamines

26

Cause mental alertness and increased energy

Caffein

27

A rush of intense pleasure increased self confidence and increased physical vigor

Cocaine

28

Euphoria enhanced emotional and mental clarity increased energy heightened sensitivity to touch and enhanced sexual response

Ecstasy

29

Sensory perception and bizarre changes in thought and emotion and hallucinations

LSD

30

Altered sense of time enhances feeling of closeness to others increased sensitivity to stimuli

Marijuana