Central Nervous System Test

Question 1

4 main divisions of the brain?

Answer 1

Cerebrum
Diencephalon
cerebellum
Brain stem

Question 2

What’s the largest part of the brain and how is it divided?

Answer 2

Cerebrum: left and right hemispheres

Question 3

Another name for the cerebrum

Answer 3

Cerebral cortex

Question 4

What is the cerebrum responsible for?

Answer 4

Memory, auditory sounds, emotions, sensory touch, planning

Question 5

What are the 4 lobes of the cerebrum?

Answer 5

Frontal, parietal, temporal, occipital

Question 6

What is the frontal lobe responsible for?

Answer 6

Reasoning, planning, emotions, speech, primary motor skills

Question 7

What is the parietal lobe responsible for?

Answer 7

Sensory touch (pain, temperature,size)

Question 8

What is the temporal lobe responsible for?

Answer 8

Auditory sounds, smell

Question 9

What is the occipital lobe responsible for?

Answer 9

Visual processing

Question 10

What 2 structures does the diencephalic include and what are their functions?

Answer 10

Thalamus: motor control, sensory, sleep/wake cycle
Hypothalamus: homeostasis/ regulates hunger

Question 11

What does CNS stand for? What does it include?

Answer 11

Central nervous system includes the brain and spinal cord

Question 12

3 parts of the brainstem and their responsibilities

Answer 12

midbrain: vision and hearing
pons: bridge, helps the cerebellum talk to the rest of the NS
medulla oblongata: vital functions; heartbeat, respiration

Question 13

what structure is right below the medulla oblongata?

Answer 13

spinal cord

Question 14

what structure of the brainstem means “bridge” in spanish and what does it connect?

Answer 14

pons: connects creebellum to NS

Question 15

what part of the brain controls balance and coordination and plays a part in muscle tone?

Answer 15

cerebellum

Question 16

whats the space that divides the left and right hemisphere?

Answer 16

longitudinal fissure

Question 17

space that divided the cerebellum front he cerebrum?

Answer 17

transverse fissure

Question 18

what are the shallow grooves of the cerebrum called?

Answer 18

sulcus

Question 19

the bumpy parts of the cerebrum?

Answer 19

gyrus

Question 20

where in the brain is Broca’s area found and what is it responsible for?

Answer 20

frontal hemisphere, the formation of speech

Question 21

what is a Broca’s Aphasia and what are the symptoms?

Answer 21

a stroke, effect your words and formation of speech

Question 22

what is happening during a stroke?

Answer 22

lose abilities to smile, say simple sentences, do simple tasks

Question 23

what can you do to prevent a stroke?

Answer 23

eat healthy, exercise, maintain ideal body weight

Question 24

what is the most common type of stroke? and what happens during this type of stroke?

Answer 24

TIA: transient ischemic attack - blood clots block blood flow to the brain

Question 25

what are the three layers of the meninges and describe them.

Answer 25

duramatter: outtermost, toughest, itself has two layers, means hard Mother in Latin arachnoid: spider like appearance, where the CSF circulates, no blood vessels pia matter: the inner most layer, follows the contours and grooves of the brain and spinal cord. very delicate, soft, tender, has blood vessels

Question 26

What does CSF stand for and where does it circulate?

Answer 26

cerebrospinal fluid, in the brain and spinal cord

Question 27

what is the importance of CSF?

Answer 27

it protects the brain

Question 28

what is meningitis and what are its symptoms?

Answer 28

meningitis occurs from the inflammation of the meninges | rash is a big sign, flu like symptoms

Question 29

what does acute mean?

Answer 29

comes on quickly and severe

Question 30

what is encephalitis and what are the symptoms?

Answer 30

inflammation of the brain, flu like symptoms, no rash

Question 31

what is encephalitis caused by?

Answer 31

by bacteria, repeated trauma

Question 32

what fluid is inside the ventricles?

Answer 32

CSF

Question 33

what is hydrocephalus and what are the symptoms?

Answer 33

water in in brain, excess CSF, blurred/double vision

Question 34

what is the corpus callosum and what does it do?

Answer 34

it connects the left and right sides of the brain

Question 35

characteristics of a right brain dominant person?

Answer 35

creative, poetry, passionate, controls left side of the brain

Question 36

characteristics of the left dominant brain people?

Answer 36

science, facts, logic

Question 37

what does TBI stand for?

Answer 37

traumatic brain injury

Question 38

most common form of TBI?

Answer 38

concussions

Question 39

what is the difference between open and closed brain injury?

Answer 39

open: cracked skull, blood closed: concussion, not visual from outside, no blood

Question 40

what are some symptoms of concussions?

Answer 40

dizziness, nausea, blackouts, headaches

Question 41

is your brain swollen if you have a concussion?

Answer 41

nah bish

Question 42

what can happen if you have a concussion and then hit your head again?

Answer 42

gets worse, sometimes can die

Question 43

what is the hippocampus responsible for?

Answer 43

memory

Question 44

what hemisphere is the hippocampus found in?

Answer 44

both left and right

Question 45

what is anterograde amnesia?

Answer 45

can't make new memories

Question 46

what is retrograde amnesia?

Answer 46

can't remember past memories

Question 47

how many items can you store in your short term memory?

Answer 47

7 things for 20-30 seconds

Question 48

what can affect memory?

Answer 48

concussions, TBI's

Question 49

what are some ways to improve memory?

Answer 49

memory games, brain games, exercise, crosswords

Question 50

what does the amygdala allow us to do?

Answer 50

emotions