third test practice questions

Question 1

two divisions of autonomic nervous system

Answer 1

sympathetic and parasympathetic

Question 2

brain and spinal cord part of which nervous system

Answer 2

CNS

Question 3

which hemisphere is broca’s area

Answer 3

left

frontal lobe

Question 4

function of thalamus

Answer 4

consciousness, alertness, sleep

relays sensory information to cortex

Question 5

which of 5 senses not relayed through thalamus before getting to cortex

Answer 5

smell

Question 6

function of parasympathetic nervous system

Answer 6

calms down after stress, regulates heartbeat and breathing

rest and digest

Question 7

three parts included in limbic system

Answer 7

amygdala, hippocampus, thalamus

Question 8

what is CSF and where produced

Answer 8

cerebrospinal fluid

produced in choroid plexus

Question 9

which vesicle in five stage becomes cerebellum. from which did this develop

Answer 9

metencephalon (5)

rhombencephalon (3)

Question 10

what part of developing embryo becomes peripheral nervous system

Answer 10

neural crest

part of ectoderm

Question 11

condition where csf builds up in skull and causes swelling/death

Answer 11

hydrocephalus/water on the brain

Question 12

which of meninges closest to surface of brain and lines blood vessels

Answer 12

pia mater

Question 13

which layer in embryo becomes muscles and bones

Answer 13

mesoderm

Question 14

efferent neurons carry info —— the brain

Answer 14

away from

Question 15

gray matter refers to ——- of neurons

Answer 15

cell bodies

Question 16

where does midsagittal cut go

Answer 16

cut through longitudinal fissure

Question 17

contralateral

Answer 17

structures on opposite sides of midline

Question 18

part of nervous system includes brain and spinal cord

Answer 18

CNS

Question 19

divisions in pns

Answer 19

somatic and autonomic

Question 20

part of pas that includes signal to organs in body like heart

Answer 20

autonomic

Question 21

motor signals away from cns

Answer 21

efferent

Question 22

fight or flight which part of autonomic

Answer 22

sympathetic

Question 23

when sympathetic activated one thing that occurs

Answer 23

increasing heart rate and respiration

Question 24

toward back, toward front

Answer 24

caudal, rostral

Question 25

toward midline, away from midline

Answer 25

medial, lateral

Question 26

longitudinal fissure cut which kind

Answer 26

sigittal

Question 27

touch right arm left brain activated

Answer 27

contralateral

Question 28

slice along central sulcus

Answer 28

coronal

Question 29

slice through lateral fissure

Answer 29

horizontal

Question 30

part of brain forming and retrieving memories

Answer 30

hippocampus

Question 31

part of brain causes to change gaze when thing moves into field of view

Answer 31

superior colliculus

Question 32

part of brain controls movement of mouth tongue lips so can speak

Answer 32

broca's area

Question 33

part of brain helps perceive touch

Answer 33

somatosensory cortex

Question 34

part of brain w white matter, connects two cerebral hemispheres

Answer 34

corpus callosum

Question 35

part of brain controls circadian rhythms

Answer 35

pineal gland

Question 36

signals from right motor cortex cause what to occur

Answer 36

voluntary motion on left side

Question 37

part of brain major sensory relay area

Answer 37

thalamus

Question 38

part of brain involved in recollective memories

Answer 38

maxillary bodies

Question 39

part of brain controls four fs

Answer 39

hypothalamus

Question 40

meninges tightly adheres surface of brain

Answer 40

pia mater

Question 41

function of dura mater

Answer 41

protection

Question 42

where is CSF found

Answer 42

subarachnoid space, ventricles

Question 43

csf produced by ------ in ventricles but returned to venous blood in the dural sinuses by ------- which causes csf to circulate

Answer 43

choroid plexus, arachnoid villi/granulation

Question 44

two functions of csf

Answer 44

cushion, white blood cells, flushes out toxins, hydrates brain

Question 45

where blood vessels located in meninges

Answer 45

subarachnoid

Question 46

one sign baby has hydrocephalus

Answer 46

soft spot bulge, giant head

Question 47

one side baby has meningitis

Answer 47

arched back

Question 48

structures part of forebrain

Answer 48

cerebral hemispheres

Question 49

difference between gray matter v white matter of spinal cord

Answer 49

gray matter inside, white matter outside

Question 50

dorsal or ventral root carry motor signals

Answer 50

ventral

Question 51

type of brain scan used to examine brain activity or functioning

Answer 51

PET and fMRI

Question 52

brain scans to limit

Answer 52

CT bc they use x rays

Question 53

how know MRI not CT

Answer 53

3D

Question 54

which germ layer becomes skin and nervous system

Answer 54

ectoderm

Question 55

germ layer becomes organs and glands

Answer 55

endoderm

Question 56

germ layer becomes bones and muscles

Answer 56

mesoderm

Question 57

17 days post conception what part of ectoderm folds and what does it become

Answer 57

neural plate becomes neural groove and neural tube

Question 58

difference in outcome between rostral and caudal ends of neural tube

Answer 58

rostral is brain, caudal is spinal cord

Question 59

disorder occurring when rostral end of neural tube doesn't fully close v when caudal end doesn't fully close

Answer 59

rostral is anencephaly, caudal is spina bifida

Question 60

helps prevent neural tube defects

Answer 60

folic acid

Question 61

difference in outcome between somites and neural crest

Answer 61

somites become vertebrae, neural crest becomes PNS

Question 62

3 vesicles from rostral to caudal and next to each vesicle record record becomes midbrain forebrain or hindbrain

Answer 62

prosencephalon becomes forebrain, mesencephalon becomes midbrain, rhombencephalon becomes hindbrain

Question 63

2 vesicles of 5 vesicle stage does prosencephalon become and what do these become

Answer 63

telencephalon becomes cerebrum, diencephalon becomes thalamus and hypothalamus

Question 64

2 vesicles of 5 stage does rhombencephalon become and what do these become

Answer 64

rhomb becomes metencephalon and myelencephalon met becomes cerebellum and pons myelen becomes medulla