phys review

Question 1

Astrocytes

Answer 1

mechanical and metabolic support
response to injury
form “glue” b/w two synapses and release ATP, recycle glutamate, regulate Ca2+

Question 2

Proptoplasmic astrocytes

Answer 2

gray matter

Question 3

Fibrous astrocytes

Answer 3

white matter

Question 4

Telencephalon

Answer 4

develops from prosencephalon
into cerebral cx, basal ganglia, LV
CN I

Question 5

Diencephalon

Answer 5

develops from prosencephalon
into Thalamus, hypothalamus, Retina
CN II

Question 6

Mesencephalon

Answer 6

develops from mesencephal (midbrain)

becomes midbrain (III, IV) 
Cerebral aqueduct

Question 7

Metencephalon

Answer 7

develops from rhrombencephalon

into cerebellum, ponst (V-VIII) and 4V

Question 8

Myelencephalon

Answer 8

develops from rhombencephalon
develops into the medulla
(VIII-XI)

Question 9

PCML- modality

Answer 9

Proprioception, vibratory sense, fine touch

Question 10

Frontal lobe-general

Answer 10

Motor(PMC) and Meta

motor commands and dictate voluntary motor control

Question 11

Pars opercularis

Answer 11

part of inferior frontal gyrus

contains broca’s area (expressive aphasia)

Question 12

Parietal lobe-general

Answer 12

Sensory information: where we are in the world: 
-Hearing
-Moving images
-Touch/feel 
Lesion of R= L hemineglect

Question 13

anterior paracentral lobule

Answer 13

part of frontal lobe (supp. motor cx)

continuation of the precentral gyrus (PMC) in the central sulcus

Question 14

posterior paracentral lobule

Answer 14

part of parital lobe
continuation of post central gyrus (PSC) in the central sulculs
contains sensory info for the distal limbs

Question 15

superior temporal gyrus

Answer 15

contians wernike’s area (fluent aphasia)

Question 16

occipitaltemporal gyrus

Answer 16

aka fusiform gyrus of the temporal lobe

recognize faces

Question 17

temporal lobe- vision processing

Answer 17

color visual information!

Question 18

Cuneus

Answer 18

of occiptal lobe
superior to calcarine sulcus
info from inferior visual field

Question 19

lingual gyrus

Answer 19

of occiptal lobe
inferior to calcarine sulcus
info from superior visual world

Question 20

cingulate gyrus

Answer 20

inferior to cingulate sulcus 
Emotional valance (complex feelings) (assigning a emotiion to some sort of experience)

Question 21

PVN

Answer 21

release AVP

Question 22

SON

Answer 22

release oxytocin

Question 23

anteiror nucleus of thalamus

Answer 23

Papez circuit
input from the mammillary bodies
output to the cingulate gyrus

Question 24

VA

Answer 24

input to basal ganglia

output to PMC

Question 25

VL

Answer 25

input to basal ganglia | output to PMC

Question 26

VPL

Answer 26

inputs: ML and ALS Output to PSSC somatosensation

Question 27

VPM

Answer 27

inputs: VTT, DTT, mesencephalic tract outpus: somatosensory cx (PSSC) somatosensation of face)

Question 28

Lateral geniculate body (of thalamus)

Answer 28

input from the optic tract | output to occipital lobe, SCN, superior colliculus, pretectal nuclei

Question 29

Medial geniculate body of thalamus

Answer 29

input from the inferior colliculs (via brachium of inferior colliculus) projects to the temporal lobe (hearing)

Question 30

superior colliculi

Answer 30

of midbrain | inputs form the Lateral geniculate, involved w/ tracking

Question 31

ventral spinocerebellar tract

Answer 31

gross proprioceptive control | decussates twice, so lesions manifest on ipsilateral side