Deck 6: The Central Nervous System

Question 1

The brain floats in _______, which protects it against mechanical injury.

A) blood
B) lymph fluid
C) cerebrospinal fluid
D) spinal fluid

Answer 1

C

Question 2

The part of the brain responsible for memory, language, and making logical decisions is the _______.

A) pons
B) medulla
C) cerebrum
D) cerebellum

Answer 2

C

Question 3

A(n) _______ is a neural, automatic stimulus-response.

A) reflex action
B) frontal lobe action
C) sodium pump action
D) occipital lobe action

Answer 3

A

Question 4

Which of the following is/are functions of the spinal cord?

A) Reflex control center
B) Transmits information between the brain and the peripheral nerves
C) Temperature regulation
D) Both A and B

Question 5

Within the _______, most of the motor fibers cross, resulting in the right side of the brain controlling the left side of the body and vice versa.

A) reticular formation
B) medulla
C) pons
D) midbrain

Question 6

The central nervous system (CNS) consists of the _______ and _______.

A) brain; cranial nerves
B) spinal cord; cranial nerves
C) brain; spinal cord
D) spinal cord; touch receptors

Question 7

The _______ filters and evaluates incoming sensory information for survival decisions.

A) hippocampus
B) cerebellum
C) medulla
D) amygdala

Question 8

_______ is an excellent electrical conductor that speeds the conduction of nerve impulses.

A) Myelin
B) Scar tissue
C) Neurilemma
D) Ganglion

Question 9

The two main divisions of the nervous system are the _______ and the _______.

A) autonomic nervous system; somatic nervous system
B) central nervous system; autonomic nervous system
C) peripheral nervous system; autonomic nervous system
D) central nervous system; peripheral nervous system

Question 10

In neural integration, _______ to determine an appropriate response.

A) EPSPs and IPSPs are summed
B) neurotransmitters activate sodium-potassium pumps
C) endorphins activate synapses
D) the all-or-none response regulates transmission

Question 11

Neurotransmitters are signaling molecules that _______.

A) transmit impulses along axons
B) activate sodium-potassium pumps
C) transmit neural signals across synapses
D) remove receptors from postsynaptic neurons

Question 12

The _______ system links us with the outside world and coordinates the activities of the other body systems.

A) endocrine
B) nervous
C) circulatory
D) reproductive

Question 13

The hypothalamus is responsible for all of the following mechanisms except _______.

A) appetite
B) maintaining fluid balance
C) regulation of body temperature
D) smooth movement of the body

Question 14

In the disease multiple sclerosis, myelin deteriorates and is replaced by ________.

A) ganglia
B) glial cells
C) neurons
D) scar tissue

Question 15

The main divisions of the brain are the _______.

A) medulla, pons, diencephalon, cerebrum, and pituitary
B) medulla, cerebrum, cerebellum, thalamus, pons, and midbrain
C) medulla, pons, midbrain, diencephalon, cerebellum, and cerebrum
D) thalamus, medulla, cerebrum, and hypothalamus

Question 16

Together with the endocrine system, the nervous system works continuously to preserve _______.

A) homeostasis
B) heterostasis
C) neurons
D) equilibrium

Question 17

_______ are highly specialized to receive and transmit electrical and chemical signals throughout the body.

A) Dendrites
B) Glial cells
C) Axons
D) Neurons

Question 18

The first step in the neural signaling process is _______.

A) transmission along an afferent neuron
B) integration
C) reception
D) transmission along an efferent neuron

Question 19

The resting potential of a neuron is maintained by _______.

A) transmission of an impulse along the neuron
B) sodium-potassium pumps in the plasma membrane
C) passive ion channels
D) voltage-activated channels

Question 20

The outermost of the meninges is the _______, a tough, double-layered membrane.

A) dura mater
B) pia mater
C) arachnoid
D) subarachnoid

Question 21

The sense organs, such as the eyes and ears, are part of the _______.

A) central nervous system
B) parasympathetic nervous system
C) peripheral nervous system
D) sympathetic nervous system

Question 22

Which of the following is not a function of the hypothalamus?

A) Controls the autonomic system
B) Links nervous and endocrine systems
C) Contains Broca's speech area
D) Regulates body temperature

Question 23

_______ are specialized to receive neural impulses and transmit them to the cell body.

A) Dendrites
B) Axons
C) Glials
D) Neurotransmitters

Question 24

The occipital lobe _______.

A) integrates auditory information
B) is located in the cerebellum
C) contains the prefrontal area
D) integrates visual information

Question 25

Adrenergic neurons release _______.

A) endorphins
B) serotonin
C) dopamine
D) norepinephrine

Question 26

The reflex pathway depends on all of the following except _______.

A) reception of stimulus
B) transmission of information
C) integration
D) storage of memories

Question 27

Inside the skull, the two layers of the dura mater are separated in some regions by large blood vessels called _______.

A) arachnoids
B) pia mater
C) sinuses
D) meninges

Question 28

When an action potential reaches a synaptic terminal at the end of presynaptic neurons, _______.

A) sodium-potassium pumps release sodium into the synaptic cleft
B) calcium ions enter the synaptic terminal and cause synaptic vesicles to release neurotransmitter into the synaptic cleft
C) neurotransmitter binds to receptors on the presynaptic neuron
D) the postsynaptic neuron releases neurotransmitter

Question 29

The _______ plays an essential role in an infant's bonding with a caregiver.

A) frontal lobe
B) limbic system
C) hypothalamus
D) cerebellum

Question 30

_______ communicate with each other and carry out major regulatory functions.

A) Myelin sheaths
B) Glial cells
C) Cell bodies
D) Axons

Question 31

A junction between two neurons is called a _______.

A) synaptic terminal
B) dendrite
C) ganglion
D) synapse

Question 32

The cerebellum is responsible for _______.

A) maintaining fluid balance
B) coordination of movement
C) regulation of body temperature
D) emotional behavior

Question 33

_______ covers some neurons and speeds the conduction of nerve impulses.

A) Myelin
B) GABA
C) Dopamine
D) Actin

Question 34

The midbrain contains centers for _______.

A) visual reflexes
B) respiration response
C) speech reflexes
D) regulating the autonomic system

Question 35

_______ are highly specialized to receive and transmit messages in the form of neural impulses.

A) Glial cells
B) Neurons
C) Dendrites
D) Axons

Question 36

In the central nervous system, bundles of axons are known as _______.

A) nerves
B) ganglia
C) tracts
D) nuclei

Question 37

During the transmission of an action potential, _______.

A) sodium-potassium pumps prevent sodium from entering the cell
B) voltage-activated sodium channels open, allowing sodium ions to pass into the cell
C) chloride ion channels begin to close
D) repolarization takes place ahead of the action potential

Question 38

When the voltage across the neuron membrane reaches threshold level, _______.

A) an impulse is transmitted across the synapse
B) the neuron achieves its resting potential
C) dendrites communicate
D) an action potential moves down the axon

Question 39

The portion of the peripheral nervous system that is concerned with changes in the outside environment is the _______ division.

A) autonomic
B) cranial nerve
C) somatic
D) axon

Question 40

The _______ is the largest and most prominent part of the human brain.

A) cerebellum
B) cerebrum
C) pons
D) midbrain

Question 41

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
E ___________

Question 42

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
A ___________

Question 43

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
B ___________

Question 44

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
I ___________

Question 45

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
H ___________

Question 46

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
G ___________

Question 47

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
F ___________

Question 48

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
I ___________

Question 49

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
F ___________

Question 50

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
C ___________

Question 51

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
G ___________

Question 52

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
D ___________

Question 53

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
E ___________

Question 54

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
K ___________

Question 55

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
C ___________

Question 56

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
A ___________

Question 57

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
D ___________

Question 58

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
B ___________

Question 59

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
J ___________

Question 60

MATCHING
Fill in the correct labels for the following figure using the word bank below.

a.Synaptic terminals
b.Nodes of Ranvier
c.Schwann cell
d.Dendrites
e.Cell body
f.Collateral branch
g.Axon
h.Nucleus
i.Terminal branches
H ___________

Question 61

Fill in the correct labels for the following figure using the word bank below.

a.Plasma membrane of postsynaptic neuron
b.Neurotransmitter
c.Sodium channel
I ___________

Question 62

Fill in the correct labels for the following figure using the word bank below.

a.Occipital lobe
b.Prefrontal area
c.Parietal lobe
d.Cerebellum
e.Frontal lobe
f.Central sulcus
g.Temporal lobe
h.Medulla
i.Cerebrum
C __________

Question 63

Fill in the correct labels for the following figure using the word bank below.

a.Gray matter
b.Anterior column
c.Posterior column
d.Posterior (dorsal) fissure
e.White matter
f.Central canal
A ___________

Question 64

Fill in the correct labels for the following figure using the word bank below.

a.Gray matter
b.Anterior column
c.Posterior column
d.Posterior (dorsal) fissure
e.White matter
f.Central canal
D ___________

Question 65

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
M ___________

Question 66

Fill in the correct labels for the following figure using the word bank below.

a.Postsynaptic neuron
b.Presynaptic neuron
c.Action potential
d.Neurotransmitter
e.Plasma membranes
f.Synaptic cleft
B ___________

Question 67

Fill in the correct labels for the following figure using the word bank below.

a.Postsynaptic neuron
b.Presynaptic neuron
c.Action potential
d.Neurotransmitter
e.Plasma membranes
f.Synaptic cleft
F ___________

Question 68

Fill in the correct labels for the following figure using the word bank below.

a.Postsynaptic neuron
b.Presynaptic neuron
c.Action potential
d.Neurotransmitter
e.Plasma membranes
f.Synaptic cleft
C ___________

Question 69

Fill in the correct labels for the following figure using the word bank below.

a.Gray matter
b.Anterior column
c.Posterior column
d.Posterior (dorsal) fissure
e.White matter
f.Central canal
F ___________

Question 70

Fill in the correct labels for the following figure using the word bank below.

a.Postsynaptic neuron
b.Presynaptic neuron
c.Action potential
d.Neurotransmitter
e.Plasma membranes
f.Synaptic cleft
A ___________

Question 71

Fill in the correct labels for the following figure using the word bank below.

a.Plasma membrane of postsynaptic neuron
b.Neurotransmitter
c.Sodium channel
H ___________

Question 72

Fill in the correct labels for the following figure using the word bank below.

a.Occipital lobe
b.Prefrontal area
c.Parietal lobe
d.Cerebellum
e.Frontal lobe
f.Central sulcus
g.Temporal lobe
h.Medulla
i.Cerebrum
B __________

Question 73

Fill in the correct labels for the following figure using the word bank below.

a.Postsynaptic neuron
b.Presynaptic neuron
c.Action potential
d.Neurotransmitter
e.Plasma membranes
f.Synaptic cleft
D ___________

Question 74

Fill in the correct labels for the following figure using the word bank below.

a.Postsynaptic neuron
b.Presynaptic neuron
c.Action potential
d.Neurotransmitter
e.Plasma membranes
f.Synaptic cleft
E ___________

Question 75

Fill in the correct labels for the following figure using the word bank below.

a.Plasma membrane of postsynaptic neuron
b.Neurotransmitter
c.Sodium channel
G ___________

Question 76

Fill in the correct labels for the following figure using the word bank below.

a.Gray matter
b.Anterior column
c.Posterior column
d.Posterior (dorsal) fissure
e.White matter
f.Central canal
B ___________

Question 77

Fill in the correct labels for the following figure using the word bank below.

a.Optic chiasma
b.Midbrain
c.Pituitary
d.Cerebellum
e.Pineal body
f.Thalamus
g.Cerebrum
h.Fornix
i.Corpus callosum
j.Spinal cord
k.Pons
l.Medulla
m.Hypothalamus
L ___________

Question 78

Fill in the correct labels for the following figure using the word bank below.

a.Occipital lobe
b.Prefrontal area
c.Parietal lobe
d.Cerebellum
e.Frontal lobe
f.Central sulcus
g.Temporal lobe
h.Medulla
i.Cerebrum
A __________

Question 79

Fill in the correct labels for the following figure using the word bank below.

a.Gray matter
b.Anterior column
c.Posterior column
d.Posterior (dorsal) fissure
e.White matter
f.Central canal
E ___________

Question 80

Fill in the correct labels for the following figure using the word bank below.

a.Gray matter
b.Anterior column
c.Posterior column
d.Posterior (dorsal) fissure
e.White matter
f.Central canal
C ___________