16. Nervous System

Question 1

What is the function of the nucleus of a neuron?

Answer 1

To provide DNA of cell

Question 2

What part of the neuron provides the DNA for the cell?

Answer 2

Nucleus

Question 3

What part of a neuron RECEIVES information FROM other neurons and carry information TOWARDS the cell body

Answer 3

Dendrite

Question 4

What is the function of a dendrite?

Answer 4

To RECEIVE information FROM other neurons and carry information TOWARDS the cell body

Question 5

What part of a neuron carries information FROM the cell body TO other neurons?

Answer 5

Axon

Question 6

What is the function of the axon?

Answer 6

To carry information FROM the cell body TO other neurons

Question 7

What is the function of an axon terminal?

Answer 7

To stores and secretes neurotransmitters which carry chemical messages to other neurons/cells

Question 8

What part of a neuron stores and secretes neurotransmitters which carry chemical messages to other neurons/cells

Answer 8

Axon terminal

Question 9

What is the function of the myelin sheath?

Answer 9

To insulate axonwhich increases the rate at which nerve impulses are conducted along the axon

Question 10

What part of a neuron insulates the axon which increases the rate at which nerve impulses are conducted along the axon

Answer 10

Myelin sheath

Question 11

What is the function of the nodes of ranvier?

Answer 11

Gaps in the myelin sheath that allow for depolarization of nerve impulse

Question 12

What part of the neuron are the gaps in the myelin sheath that allow for depolarization of nerve impulse

Answer 12

Nodes of Ranvier

Question 13

What is A?

Answer 13

Dendrite

Question 14

What is B?

Answer 14

Axon Terminal

Question 15

What is C?

Answer 15

Node of Ranvier

Question 16

What is D?

Answer 16

Myelin sheath

Question 17

What is E?

Answer 17

Axon

Question 18

What is F?

Answer 18

Nucleus

Question 19

Cerebell

Answer 19

Cerebellum

Question 20

Cerebr

Answer 20

Cerebrum

Question 21

Medull

Answer 21

Medulla oblongata

Question 22

Myel

Answer 22

Spinal cord

Question 23

Neur

Answer 23

Nerve

Question 24

baroreceptors

Answer 24

Bp, HR and Q

Question 25

osmoreceptors

Answer 25

fluid levels. kidneys (renin), adrenal gland (aldosterone), pituitary gland (ADH), brain (thirst sensation)

Question 26

chemoreceptors

Answer 26

RR and Ph, lungs (respiration rate for pH regulation)

Question 27

Thermoreceptors

Answer 27

temperature, hair, skin, sweat glands, skeletal muscle, blood vessels

Question 28

CNS

Answer 28

Central nervous system (brain and spinal cord)

Question 29

PNS

Answer 29

peripheral nervous system

Question 30

afferent

Answer 30

to brain (sensory)

Question 31

efferent

Answer 31

from brain to body

Question 32

What does the root term aesth refer to?

Answer 32

sensation

Question 33

What does the root term phas refer to?

Answer 33

to speak

Question 34

What does the root term arth refer to?

Answer 34

speech

Question 35

Axon

Answer 35

The long fiber that carries the nerve impulses.

Question 36

Nerve

Answer 36

A bundle of axons.

Question 37

synapse

Answer 37

The connection between adjacent neurons.

Question 38

neurotransmitter

Answer 38

The chemical secreted into the gap between neurons at a synapse.

Question 39

Reflex

Answer 39

A rapid automatic response to a stimulus.

Question 40

Myelin sheath

Answer 40

The covering of fatty material that speeds up the passage of nerve impulses.

Question 41

Axon terminal

Answer 41

The structure at the end of an axon that produces neurotransmitters to transmit the nerve impulse across the synapse.

Question 42

Nerve impulse

Answer 42

The high speed signals that pass along the axons of nerve cells.

Question 43

Dendrite

Answer 43

The branching filaments that conduct nerve impulses towards the cell.

Question 44

Sense receptor

Answer 44

The sense organ or cells that receive stimuli from within and outside the body.

Question 45

response

Answer 45

The reaction to a stimulus by a muscle or gland.

Question 46

cell body

Answer 46

The part of the nerve cell containing the nucleus.

Question 47

mening

Answer 47

meninges

Question 48

CSF

Answer 48

Cerebrospinal fluid

Question 49

TBI

Answer 49

traumatic brain injury

Question 50

Autonomic nervous system

Answer 50

involuntary responses

Question 51

somatic nervous system

Answer 51

voluntary responses

Question 52

motor

Answer 52

movement

Question 53

sympathetic nervous system

Answer 53

fight or flight

Question 54

parasympathetic

Answer 54

rest and digest

Question 55

What is G?

Answer 55

Cell Body