Central Nervous System

Question 1

Functions of nervous system include all except:

a. use sensory receptors to monitor changes in and out of the body
b. processes and interprets sensory input
c. activates effector organs to elicit response
d. transmits hormones to different parts of the body

Answer 1

d. transmits hormones to diff parts of body

…pang-endocrine yan haha

Question 2

two main organs of central nervous system

Answer 2

brain and spinal cord

Question 3

Each cerebral hemisphere is divided into __ lobes

Answer 3

four

Question 4

___:shallow grooves at cerebral hemisphere

Answer 4

sulci

Question 5

___:elevated ridges of tissue at cerebral hemisphere

Answer 5

gyri

Question 6

4 lobes of the brain

Answer 6

frontal, temporal, parietal, occipital

Question 7

pick mismatched pair/s (lobe and function)

a. frontal: reasoning, planning
b. temporal: touch, pressure, temperature, pain
c. parietal: hearing, memory
d. occipital: vision

Answer 7

b. temporal: touch, pressure, temperature, pain
c. parietal: hearing, memory

baliktad :))

Question 8

fifth lobe of cerebral hemisphere that is buried deep within the lateral fissure

Answer 8

insula

Question 9

3 basic regions of each cerebral hemisphere:
superficial cortex of ___
internal ____
and one more…

Answer 9

gray matter
white matter
basal nuclei

Question 10

Motor innervations of the body are contralateral. True or false?

Answer 10

true; left gyri controls right muscles of body + right gyri controls left muscles of the body

Question 11

in what lobe is the primary somatic sensory area located?

Answer 11

parietal

Question 12

in what lobe is the primary motor are located?

Answer 12

frontal

Question 13

major voluntary motor tract is the ______

Answer 13

corticospinal or pyramidal tract

Question 14

false about corpus callosum
A) made of gray matter
B) connects the 2 cerebral hemispheres, allows them to communicate with each other

Answer 14

A) made of gray matter

white matter dapat

Question 15

fiber tracts that connect areas within hemisphere

Answer 15

association fiber tracts

Question 16

fiber tracts that connect the cerebrum with lower CNS centers

Answer 16

projection fiber tracts

Question 17

another name for diencephalon

Answer 17

interbrain

Question 18

false about thalamus

A.encloses 4th ventricle
B.messenger between cerebral cortex and other parts of CNS

Answer 18

A.encloses fourth ventricle

dapat “encloses third ventricle”

Question 19

false about hypothalamus
A. make up floor of diencephalon
B.center for many drives and emotions
C.regulate food intake, water balance, sleep-wake cycle, endocrine system
D.location of pineal body and choroid plexus

Answer 19

D.location of pineal body and choroid plexus

nasa epithalamus ang dalawang bahagi na ‘yan

Question 20

false about epithalamus
a. at the floor of the third ventricle
B.location of pineal body and choroid plexus

Answer 20

a. at the floor of the third ventricle

roof dapat, hindi floor

Question 21

part of epithalamus that is influenced by sleep-wake cycle

Answer 21

pineal body

Question 22

false about midbrain

a. superior and inferior colliculi: visual and olfactory reflex centers
b. substantia nigra and red nuclei: subcortical motor centers
c. contains nuclei for cranial nerves III and IV

Answer 22

a. superior and inferior colliculi: visual and olfactory reflex centers

visual and auditory dapat

Question 23

tiny canal that travels through midbrain & connects third and fourth ventricles

Answer 23

cerebral aqueduct

Question 24

part of midbrain that conveys ascending and descending impulses

Answer 24

cerebral peduncles

Question 25

four rounded protrusions that are dorsally located

Answer 25

corpora quadrigemina

Question 26

false about pons a. control respi rate and depth (along with medulla) b. with fiber tracts c. houses nuclei of cranial nerves V-VIII

Answer 26

c. houses nuclei of cranial nerves V-VIII | hanggang VII lang :)

Question 27

false about medulla oblongata a. houses nuclei of cranial nerves VII-XII b. control center of autonomic nervous system c. transmit sensory and proprioception impulses via nuclei cuneatus and gracilis

Answer 27

a. houses nuclei of cranial nerves VII-XII VIII-XII dapat

Question 28

false about reticular formation a. it is located only below the medulla oblongata b. it maintains cerebral cortical alertness and filters out repetitive stimuli c. its motor nuclei help regulate skeletal and visceral muscle activity

Answer 28

a. it is located only below the medulla oblongata it is scattered throughout the brain stem! :)

Question 29

False about cerebellum a. provides precise timing of skeletal muscle activity b. controls balance and equilibrium c. outer cortex of white matter, inner region of gray matter

Answer 29

c. outer cortex of white matter, inner region of gray matter outer gray, inner white

Question 30

Which is not a meninge? a. dura mater b. arachnoid mater c. pia meter d. alma mater

Answer 30

d. alma mater HAHAH