Question 1

The ventral root of a spinal nerve contains:

Accepted Answer

A) sensory neurons 
B) motor neurons 
C) either sensory or motor neurons 
D) interneurons 
A) sensory neurons 
B) motor neurons 
C) either sensory or motor neurons 
D) interneurons

Question 2

Which body response is NOT paired with the correct division of the autonomic nervous system?

Accepted Answer

A) internal anal sphincter relaxes - parasympathetic 
B) internal urethral sphincter relaxes - parasympathetic 
C) sweat glands increase secretion - parasympathetic 
D) vasoconstriction in viscera - sympathetic 
A) internal anal sphincter relaxes - parasympathetic 
B) internal urethral sphincter relaxes - parasympathetic 
C) sweat glands increase secretion - parasympathetic 
D) vasoconstriction in viscera - sympathetic

Question 3

The cranial nerve pairs that increase the secretion of saliva are the:

Accepted Answer

A) facial and glossopharyngeal 
B) vagus and accessory 
C) hypoglossal and facial 
D) hypoglossal and glossopharyngeal 
A) facial and glossopharyngeal 
B) vagus and accessory 
C) hypoglossal and facial 
D) hypoglossal and glossopharyngeal

Question 4

The electrical change that occurs on a neuron membrane that receives a stimulus is called:

Accepted Answer

A) the resting potential 
B) polarization 
C) repolarization 
D) depolarization 
A) the resting potential 
B) polarization 
C) repolarization 
D) depolarization

Question 5

Which statement is NOT true of the spinal cord?

Accepted Answer

A) The ascending tracts are gray matter and are sensory. 
B) In a cross-section,the gray matter is shaped like the letter H. 
C) The cauda equina is the spinal nerves that descend below the end of the spinal cord. 
D) The descending tracts are white matter and are motor. 
A) The ascending tracts are gray matter and are sensory. 
B) In a cross-section,the gray matter is shaped like the letter H. 
C) The cauda equina is the spinal nerves that descend below the end of the spinal cord. 
D) The descending tracts are white matter and are motor.

Question 6

A neuron in a state of polarization has:

Accepted Answer

A) a positive charge outside and a negative charge inside 
B) a negative charge outside and a positive charge inside 
C) a positive charge outside and inside 
D) a negative charge outside and inside 
A) a positive charge outside and a negative charge inside 
B) a negative charge outside and a positive charge inside 
C) a positive charge outside and inside 
D) a negative charge outside and inside

Question 7

Which statement is NOT true of the peripheral nervous system (PNS)?

Accepted Answer

A) The PNS consists of cranial nerves and spinal nerves. 
B) The autonomic nervous system is part of the PNS. 
C) The cells of the PNS are neurons and astrocytes. 
D) Sensory and motor neurons are part of the PNS. 
A) The PNS consists of cranial nerves and spinal nerves. 
B) The autonomic nervous system is part of the PNS. 
C) The cells of the PNS are neurons and astrocytes. 
D) Sensory and motor neurons are part of the PNS.

Question 8

The tracts of the spinal cord that carry impulses away from the brain are the:

Accepted Answer

A) ascending,or motor tracts 
B) descending,or motor tracts 
C) ascending,or sensory tracts 
D) descending,or sensory tracts 
A) ascending,or motor tracts 
B) descending,or motor tracts 
C) ascending,or sensory tracts 
D) descending,or sensory tracts

Question 9

A group of neurons with shared functions in the CNS is called a:

Accepted Answer

A) sensory group 
B) nerve 
C) motor group 
D) nerve tract 
A) sensory group 
B) nerve 
C) motor group 
D) nerve tract

Question 10

The part of the brain that contains a choroid plexus is the:

Accepted Answer

A) pons 
B) midbrain 
C) frontal lobe 
D) ventricle 
A) pons 
B) midbrain 
C) frontal lobe 
D) ventricle

Question 11

Which part of the nervous system is NOT paired with its correct division?

Accepted Answer

A) brain - CNS 
B) nerves in arm - PNS 
C) spinal cord - CNS 
D) cranial nerves - CNS 
A) brain - CNS 
B) nerves in arm - PNS 
C) spinal cord - CNS 
D) cranial nerves - CNS

Question 12

The two parts of the brain that regulate equilibrium and keep us upright are the:

Accepted Answer

A) hypothalamus and thalamus 
B) medulla and pons 
C) hypothalamus and medulla 
D) cerebellum and midbrain 
A) hypothalamus and thalamus 
B) medulla and pons 
C) hypothalamus and medulla 
D) cerebellum and midbrain

Question 13

The part of the brain that controls appetite is the:

Accepted Answer

A) thalamus 
B) hypothalamus 
C) medulla 
D) midbrain 
A) thalamus 
B) hypothalamus 
C) medulla 
D) midbrain

Question 14

The neurons that carry impulses from the CNS to effectors are called:

Accepted Answer

A) sensory neurons 
B) motor neurons 
C) interneurons 
D) unmyelinated neurons 
A) sensory neurons 
B) motor neurons 
C) interneurons 
D) unmyelinated neurons

Question 15

The cell bodies of motor neurons are located in the:

Accepted Answer

A) ventral root ganglia 
B) dorsal root ganglia 
C) white matter of the spinal cord 
D) gray matter of the spinal cord 
A) ventral root ganglia 
B) dorsal root ganglia 
C) white matter of the spinal cord 
D) gray matter of the spinal cord

Question 16

Cerebrospinal fluid is made from:

Accepted Answer

A) tissue fluid,in the subarachnoid spaces 
B) blood plasma,by choroid plexuses in the ventricles of the brain 
C) tissue fluid,by choroid plexuses in the ventricles of the brain 
D) blood plasma,in the subarachnoid spaces 
A) tissue fluid,in the subarachnoid spaces 
B) blood plasma,by choroid plexuses in the ventricles of the brain 
C) tissue fluid,by choroid plexuses in the ventricles of the brain 
D) blood plasma,in the subarachnoid spaces

Question 17

Which cranial nerve pair is NOT paired with its correct function?

Accepted Answer

A) oculomotor - moves the eyeball 
B) trochlear - moves the eyeball 
C) vagus - decreases peristalsis in the intestines 
D) facial - motor to facial muscles 
A) oculomotor - moves the eyeball 
B) trochlear - moves the eyeball 
C) vagus - decreases peristalsis in the intestines 
D) facial - motor to facial muscles

Question 18

The nerve that supplies the anterior side of the lower limb is the:

Accepted Answer

A) phrenic 
B) popliteal 
C) femoral 
D) sciatic 
A) phrenic 
B) popliteal 
C) femoral 
D) sciatic

Question 19

The part of the brain that regulates swallowing and vomiting is the:

Accepted Answer

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

Question 20

The cranial nerve pair that is sensory for the face and teeth is the:

Accepted Answer

A) glossopharyngeal 
B) vagus 
C) trigeminal 
D) facial 
A) glossopharyngeal 
B) vagus 
C) trigeminal 
D) facial

Exam 9:The Nervous System-Part C

The ventral root of a spinal nerve contains:

Which body response is NOT paired with the correct division of the autonomic nervous system?

The cranial nerve pairs that increase the secretion of saliva are the:

The electrical change that occurs on a neuron membrane that receives a stimulus is called:

Which statement is NOT true of the spinal cord?

A neuron in a state of polarization has:

Which statement is NOT true of the peripheral nervous system (PNS)?

The tracts of the spinal cord that carry impulses away from the brain are the:

A group of neurons with shared functions in the CNS is called a:

The part of the brain that contains a choroid plexus is the:

Which part of the nervous system is NOT paired with its correct division?

The two parts of the brain that regulate equilibrium and keep us upright are the:

The part of the brain that controls appetite is the:

The neurons that carry impulses from the CNS to effectors are called:

The cell bodies of motor neurons are located in the:

Cerebrospinal fluid is made from:

Which cranial nerve pair is NOT paired with its correct function?

The nerve that supplies the anterior side of the lower limb is the:

The part of the brain that regulates swallowing and vomiting is the:

The cranial nerve pair that is sensory for the face and teeth is the:

Organization and General Plan of the Body-Part A

Organization and General Plan of the Body-Part B

Organization and General Plan of the Body-Part C

Some Basic Chemistry-Part A

Some Basic Chemistry-Part B

Some Basic Chemistry-Part C

Cells-Part A

Cells-Part B

Cells-Part C

Tissues and Membranes-Part A

Tissues and Membranes-Part B

Tissues and Membranes-Part C

The Integumentary System-Part A

The Integumentary System-Part B

The Integumentary System-Part C

The Skeletal System-Part A

The Skeletal System-Part B

The Skeletal System-Part C

The Muscular System-Part A

The Muscular System-Part B

The Muscular System-Part C

The Nervous System-Part A

The Nervous System-Part B

The Senses-Part A

The Senses-Part B

The Senses-Part C

The Endocrine System-Part A

The Endocrine System-Part B

The Endocrine System-Part C

Blood-Part A

Blood-Part B

Blood-Part C

The Heart-Part A

The Heart-Part B

The Heart-Part C

The Vascular System-Part A

The Vascular System-Part B

The Vascular System-Part C

The Lymphatic System and Immunity-Part A

The Lymphatic System and Immunity-Part B

The Lymphatic System and Immunity-Part C

The Respiratory System-Part A

The Respiratory System-Part B

The Respiratory System-Part C

The Digestive System-Part A

The Digestive System-Part B

The Digestive System-Part C

Body Temperature and Metabolism-Part A

Body Temperature and Metabolism-Part B

Body Temperature and Metabolism-Part C

The Urinary System-Part A

The Urinary System-Part B

The Urinary System-Part C

Fluid–Electrolyte and Acid–Base Balance-Part A

Fluid–Electrolyte and Acid–Base Balance-Part B

Fluid–Electrolyte and Acid–Base Balance-Part C

The Reproductive Systems-Part A

The Reproductive Systems-Part B

The Reproductive Systems-Part C