Brain Vocab

Question 1

Sensory Nerves

Answer 1

Send sensory info to brain (Touch, taste, sight, smell, sound)

Question 2

Interneurons

Answer 2

Process info in brain/spinal cord

Question 3

Motor Nerves

Answer 3

Send info to body about movement

Question 4

Neurotransmitters

Answer 4

Chemical messenger for neurons. *Axon terminals store neurotransmitters *Drugs = normal transmitters get ticked off and leave

Question 5

Antagonist (Inhibitory Effect)

Answer 5

Blocks neurotransmitters, neuron less likely to fire

Question 6

Agonist (Excitatory Effect)

Answer 6

Mimics neurotransmitters, neuron more likely to fire

Question 7

Central Nervous System (CNS)

Answer 7

Brain and spinal cord (interneurons)

Question 8

Peripheral Nervous System (PNS)

Answer 8

Everything else in body (sensory/motor neurons)

Question 9

Somatic Nervous System

Answer 9

Controls voluntary movements

Question 10

Autonomic Nervous System

Answer 10

Automatic Body Functions

Question 11

Sympathetic Division

Answer 11

Amps you up (Fight or Flight Mode)

Question 12

Parasympathetic Division

Answer 12

Calms you down (Rest and Digest Mode)

Question 13

Hormones

Answer 13

Chemical messengers for glands

Question 14

Pituitary Gland

Answer 14

Regulates other glands, communicates with brain

Question 15

CAT/CT Scan

Answer 15

X-Rays of slices through the brain

Question 16

MRI

Answer 16

Magnet field measures tissue

Question 17

EEG

Answer 17

Record neurons firing

Question 18

PET Scan

Answer 18

Consume radioactive sugar, shows brain region activity

Question 19

Brain Stem

Answer 19

Life support functions

Question 20

Medulla (Oblongata)

Answer 20

Regulates heartbeat and breathing

Question 21

Reticular Formation

Answer 21

Controlling wakefulness and arousal

Question 22

Thalamus

Answer 22

Sensory switchboard

Question 23

Cerebellum

Answer 23

Coordinates voluntary movements and balance

Question 24

Limbic System

Answer 24

Regulates maintenance activities

Question 25

Hypothalamus

Answer 25

Eating, drinking, body temp, arousal

Question 26

Hippocampus

Answer 26

Processes memories for storage

Question 27

Amygdala

Answer 27

Controls emotional response

Question 28

Cerebral Cortex

Answer 28

Controls information processing (higher order thinking)

Question 29

Frontal Lobe

Answer 29

Involved in planning and judgment

Question 30

Parietal Lobe

Answer 30

General association area (junk drawer)

Question 31

Occipital Lobe

Answer 31

Processes vision

Question 32

Temporal Lobe

Answer 32

Processes hearing

Question 33

Motor Cortex

Answer 33

Controls voluntary movements

Question 34

Somatosensory/sensory Cortex

Answer 34

Processes body sensations

Question 35

Left Hemisphere of Brain

Answer 35

Controls right side of body, controls language and logic

Question 36

Right Hemisphere of Brain

Answer 36

Controls left side of body, processes visual, creative, spacial stuff

Question 37

Longitudinal Fissure

Answer 37

Crevice that divides both hemispheres

Question 38

Corpus Callosum

Answer 38

Connects two hemispheres, allows them to communicate