Control and coordination

Question 1

what are nociceptors

Answer 1

they respond to potnetially damaging stimuli that result in pain

Question 2

what are meissner corpuscles

Answer 2

a type of mechanoreceptor responsible for touch sensitivity

Question 3

what is unique about photoreceptors

Answer 3

they are the only sensory recpetor cell that is depolarised at rest (in the dark) -35
and hyperpolarised to a light stimulus 70mV

Question 4

the photosensitive compound in the human eye is made up of

Answer 4

opsin and retinal

Question 5

destruction of the anterior horn cells of the spinal cord would result in

Answer 5

voluntary motor impulses

Question 6

the fovea centrails is the place of most distinct vision that consists of

Answer 6

high density of cones, but no rods

Question 7

what is the function of the cerebrum

Answer 7

intelligence, memory, reasoning though and judgement, learning AND SKELETAL MUSCLES

Question 8

what is the function of the cerebellum?

Answer 8

controls muscular acticity such as typing, running,

Question 9

the activity of the two cerebral hemispheres is coordinated by?

Answer 9

corpus callosum

Question 10

what does the human hindbrain comprise of

Answer 10

medulla,pons, cerebellum

Question 11

where is the hypothalamus situated

Answer 11

forebrain
floor of 3rf ventricle

Question 12

what does vagus nerve affect

Answer 12

arises from the side of the medulla
mixed nerve . 10th cranial nerve
controls VISCERAL movements and sensations
heartbeat, respiratory movements, peristalsis, sound production,

Question 13

nissle’s granules in a nerve cell are now identified as

Answer 13

ribosomes

Question 14

ivan pavlov performed experiments on

Answer 14

conditioned reflexes

Question 15

sodium pump stops operating during

Answer 15

action potential

Question 16

dendrites of a motor neurone are generally more

Answer 16

branched

Question 17

which type of neurone is most prevalent in the body

Answer 17

multipolar neuron

Question 18

which part of nervous system controls actions like walking and and running

Answer 18

somatic nervous system

Question 19

gray matter is primarily composed of

Answer 19

neuron somas

Question 20

the spinal cord is continuous w which part of the brain

Answer 20

medulla oblangata

Question 21

the part of the forebrain which lies below cerebrum

Answer 21

thalamus

Question 22

the part of the forebrain which lies below cerebrum

Answer 22

thalamus

Question 23

sensory area that recieves impulses from the skin are contained by which of the following

Answer 23

parietal lobe

Question 24

the brain is divided into — main parts

Answer 24

3

Question 25

which part of the brain is involved in sleeping and waking

Answer 25

hypothalamus

Question 26

the auditory relay center is found in

Answer 26

midbrain

Question 27

which part increases the surface area of the brain

Answer 27

cerebral cortex

Question 28

which part of the brain is responsible for our primitive emotions

Answer 28

limbic system

Question 29

what is the cerebral cortex responsible for

Answer 29

screening all incoming sensory data and is involved in conscious activity

Question 30

sensory neuron is also called

Answer 30

afferent

Question 31

cerebral spinal fluid is found in between

Answer 31

pia matter and arachnoid matter

Question 32

hypothalamus is a part of

Answer 32

diencephalon

Question 33

control center of hearing and speech

Answer 33

cereBrum 🥁

Question 34

swallowing and vomitting (reflex) is regulated by

Answer 34

medula oblangata

Question 35

which hemisphere is speech and language area located in

Answer 35

left cerebral hemisphere

Question 36

a single neuron can conduct — impulses per second

Answer 36

120

Question 37

which part of nervous system controls walking and running 🏃‍♀️

Answer 37

somatic nervous system

Question 38

brachial plexus supply to

Answer 38

upper limbs