Parts of the Brain

Question 1

List the 3 parts making up the evolution of the brain theory

Answer 1

Reptilian, limbic, neocortex

Question 2

Describe the “reptilian” part of the brain

Answer 2

Brain stem + cerebellum; controls automatic functions (instincts)

Question 3

Describe the “limbic” part of the brain

Answer 3

Hypocampus, amygdala, hypothalamus; controls emotions, hormones

Question 4

Describe the “neocortex” part of the brain

Answer 4

Cerebrum; higher level processing, thinking, allows humans to be more advanced/developed than other animals

Question 5

What are the hills and grooves of the brain called?

Answer 5

Hills: gyri
Grooves: sulci

Question 6

Describe the 2 hemispheres of the brain

Answer 6

Left: language, mathematical reasoning
Right: creativity, music, arts

Question 7

What are the 3 main regions of the brain

Answer 7

Cerebrum, cerebellum, brain stem

Question 8

Frontal lobe

Answer 8

Cerebrum; personality, planning, higher-level thinking (problem solving, action-consequence)

Question 9

Parietal lobe

Answer 9

Cerebrum; spatial memory, sensory processing, memory, motor control

Question 10

Occipital lobe

Answer 10

Cerebrum; visual processing

Question 11

Temporal lobes

Answer 11

Cerebrum; auditory processing, (some) memory

Question 12

Ventricles

Answer 12

Cerebrum; cerebral-spinal fluid, surrounding brain and spinal cord

Question 13

Corpus callosum

Answer 13

Cerebrum; connects R-L hemispheres

Question 14

Thalamus

Answer 14

Cerebrum; relays sensory, motor info

Question 15

Amygdala

Answer 15

Cerebrum; emotional processing, fear

Question 16

Pineal body/gland

Answer 16

Cerebrum; produces melatonin, controls sleep/awake cycles (circadian rythm)

Question 17

Hypothalamus

Answer 17

Cerebrum; internal thermostat regulating hunger, thirst, fight or flight, rest, digest, mating, producing certain hormones

Question 18

Midbrain

Answer 18

Brain stem; reflex, reaction to light, stimuli to sound (colliculous)

Question 19

Pons

Answer 19

Brain stem; coordinates movements on each side of body

Question 20

Medulla oblongata

Answer 20

Brain stem; controls vital automatic functions like heart rate, breathing, blood pressure

Question 21

Cerebellum

Answer 21

Coordinates sensory/muscle activity, allows for balance, smooth movement, controlled speech