Brain

Question 1

which is furthest outside for the brain vs the spine: white or gray matter?

Answer 1

Brain: gray matter encloses white matter
Spine: white matter encloses gray matter

Question 2

which part of the brain consists of the cerebral cortex?

Answer 2

cerebrum

Question 3

The _____________ is a large bundle of neural fibers connecting the 2 hemispheres

Answer 3

Corpus callosum

Question 4

________________ is in charge of movement control, mood, memory and reasoning, attention

Answer 4

basal ganglia

Question 5

The __________ is the part of the brain that plays a role in fear, aggression behavior

Answer 5

amygdala

Question 6

the ____________ is the part of the brain that plays a role in learning and memory

Answer 6

Hippocampus

Question 7

A ______________ is a collection of cell bodies outside of the CNS

Answer 7

ganglion

Question 8

_________ are the folds of the brain while the _______ are the grooves of the brain

Answer 8

gyri
sulci

Question 9

where is the cingulate gyrus located?

Answer 9

right above the corpus callosum

Question 10

what are the different (main) sulci in the brain?

Answer 10

Central sulcus
Lateral Sulcus (Sylvian fissures)
Parieto Occipital sulcus

Question 11

what are the different lobes of the brain?

Answer 11

Frontal
Parietal
Occipital
Temporal
Insular

Question 12

what can the frontal lobe be divided into?

Answer 12

Prefrontal cortex
Primary motor cortex

Question 13

The __________ is responsible for executive functions, thinking, planning, organizing, problem solving. Emotions and behavioral control, personality

Answer 13

Prefrontal cortex

Question 14

the _____________ is where neurons that send info to spinal cord reside, you can NOT regain function here if this is injured

Answer 14

Primary motor cortex

Question 15

_______ lobe is responsible for perception, making sense of the world arithmetic, spelling

Answer 15

Parietal

Question 16

________ lobe is responsible for memory, hearing, understanding and language

Answer 16

Temporal

Question 17

________ lobe is responsible for emotional and autonomic modulation

Answer 17

Insular

Question 18

where is the insular lobe located?

Answer 18

deep to lateral fissure and can only be viewed if the temporal, frontal, and parietal lobes are pulled apart

Question 19

what is the diencephalon made up of?

Answer 19

thalamus
hypothalamus

Question 20

the ________ is the relay station of the brain

Answer 20

Thalamus

Question 21

the __________ is responsible for hormone secretion

Answer 21

Hypothalamus

Question 22

does the thalamus receive all sensory messages from the spinal cord?

Answer 22

NO, it receives everything EXCEPT smell

Question 23

what is the blood supply to the thalamus?

Answer 23

branches of Posterior Cerebral a.

Question 24

what does the hypothalamus control?

Answer 24

Autonomic control of the viscera, temperatures, HR, respiration, fat metabolism

Question 25

the ___________ controls reflexes and autonomic functions (HR, BP), limb movements and visceral functions (digestion, urination)

Answer 25

Brainstem

Question 26

what is the brainstem made up of?

Answer 26

midbrain pons medulla

Question 27

_______________ is in control of movement and balance, coordination of limb movements

Answer 27

Cerebellum (little brain)

Question 28

what is the blood supply to the cerebellum?

Answer 28

superior, anterior inferior, & posterior inferior cerebellar a.

Question 29

are there arterial anastomoses inside the brain tissue?

Answer 29

NO! this is why strokes are so bad

Question 30

what does the anterior cerebral a. supply?

Answer 30

corpus callosum cingula gyrus frontal/parietal lobes

Question 31

what does the middle cerebral artery supply?

Answer 31

insula temporal lobe parts of frontal and parietal lobe

Question 32

what does the posterior cerebral artery supply?

Answer 32

cerebrum occipital lobe inferior temporal lobe

Question 33

_____________ lines the ventricles and makes CSF

Answer 33

Choroid plexus:

Question 34

what are the 4 ventricles in the brain?

Answer 34

2 lateral, third, fourth ventricle

Question 35

what do the ventricles do?

Answer 35

Cleans waste products of metabolism, drugs, and other substances that diffuse into the brain from the blood

Question 36

what is the movement of CSF in the brain?

Answer 36

lateral ventricles → 3rd ventricle → 4th ventricle