Question 1

Saltatory conduction

Accepted Answer

A)  occurs only if the myelin sheath is continuous. 
B)  occurs only if nodes of Ranvier are lacking. 
C)  is faster than conduction on an unmyelinated axon. 
D)  produces a stronger action potential. 
E)  occurs at the synapse. 
A)  occurs only if the myelin sheath is continuous. 
B)  occurs only if nodes of Ranvier are lacking. 
C)  is faster than conduction on an unmyelinated axon. 
D)  produces a stronger action potential. 
E)  occurs at the synapse.

Question 2

The ________ ventricle is associated with the pons and upper portion of the medulla oblongata.

Accepted Answer

A)  first 
B)  second 
C)  third 
D)  fourth 
E)  lateral 
A)  first 
B)  second 
C)  third 
D)  fourth 
E)  lateral

Question 3

Voluntary control of skeletal muscles is provided by the

Accepted Answer

A)  posterior column. 
B)  medial pathway. 
C)  spinothalamic pathway. 
D)  corticospinal pathway. 
E)  medullary centers. 
A)  posterior column. 
B)  medial pathway. 
C)  spinothalamic pathway. 
D)  corticospinal pathway. 
E)  medullary centers.

Question 4

The glial cells responsible for maintaining the blood-brain barrier are the

Accepted Answer

A)  astrocytes. 
B)  Schwann cells. 
C)  microglia. 
D)  ependymal cells. 
E)  satellite cells. 
A)  astrocytes. 
B)  Schwann cells. 
C)  microglia. 
D)  ependymal cells. 
E)  satellite cells.

Question 5

The effects of neurotransmitters released by the modified neurons of the adrenal medullae resemble those produced by stimulation of

Accepted Answer

A)  sympathetic preganglionic fibers. 
B)  parasympathetic postganglionic fibers. 
C)  pelvic nerves. 
D)  parasympathetic preganglionic fibers. 
E)  sympathetic postganglionic fibers. 
A)  sympathetic preganglionic fibers. 
B)  parasympathetic postganglionic fibers. 
C)  pelvic nerves. 
D)  parasympathetic preganglionic fibers. 
E)  sympathetic postganglionic fibers.

Question 6

Photo Credit: Ralph T. Hutchings
Figure 8-1 Structural Components of the Brain (Sagittal Section)
Use Figure 8-1 to identify the labeled part.
-Structure E is the

Accepted Answer

A)  hypothalamus. 
B)  thalamus. 
C)  midbrain. 
D)  pituitary gland. 
E)  pineal gland. 
A)  hypothalamus. 
B)  thalamus. 
C)  midbrain. 
D)  pituitary gland. 
E)  pineal gland.

Question 7

The ________ establishes emotional states.

Accepted Answer

A)  basal nuclei 
B)  limbic system 
C)  cerebellum 
D)  midbrain 
E)  pons 
A)  basal nuclei 
B)  limbic system 
C)  cerebellum 
D)  midbrain 
E)  pons

Question 8

Which cranial nerve is responsible for the sensory innervation of the anterior two-thirds of the tongue?

Accepted Answer

A)  V 
B)  IX 
C)  III 
D)  VII 
E)  VI 
A)  V 
B)  IX 
C)  III 
D)  VII 
E)  VI

Question 9

Which of the following fibers usually release norepinephrine (NE)?

Accepted Answer

A)  sympathetic postganglionic 
B)  sympathetic preganglionic 
C)  parasympathetic preganglionic 
D)  parasympathetic postganglionic 
E)  somatic 
A)  sympathetic postganglionic 
B)  sympathetic preganglionic 
C)  parasympathetic preganglionic 
D)  parasympathetic postganglionic 
E)  somatic

Question 10

Changes in the membrane potential that cannot spread far from the site of stimulation are called

Accepted Answer

A)  threshold. 
B)  graded potentials. 
C)  refractories. 
D)  hyperpolarizations. 
E)  action potentials. 
A)  threshold. 
B)  graded potentials. 
C)  refractories. 
D)  hyperpolarizations. 
E)  action potentials.

Question 11

Jenny has had a stroke,caused by a blood clot obstructing blood flow to her left parietal lobe.She seems to have a problem with understanding words and concepts now,but her speech and hearing are fine.What specific area of the brain has been damaged? What support do you have for your choice?

Accepted Answer

A clue is that the damage is in the left

Question 12

The cranial nerve that has three branches is the

Accepted Answer

A)  abducens. 
B)  facial. 
C)  vagus. 
D)  trigeminal. 
E)  glossopharyngeal. 
A)  abducens. 
B)  facial. 
C)  vagus. 
D)  trigeminal. 
E)  glossopharyngeal.

Question 13

Which cranial nerve is responsible for the motor innervation of pharyngeal muscles and parotid salivary glands?

Accepted Answer

A)  XII 
B)  X 
C)  VIII 
D)  IX 
E)  VI 
A)  XII 
B)  X 
C)  VIII 
D)  IX 
E)  VI

Question 14

The myelin sheaths that surround the axons of some of the neurons in the CNS are formed by

Accepted Answer

A)  astrocytes. 
B)  Schwann cells. 
C)  oligodendrocytes. 
D)  microglia. 
E)  ependymal cells. 
A)  astrocytes. 
B)  Schwann cells. 
C)  oligodendrocytes. 
D)  microglia. 
E)  ependymal cells.

Question 15

Ascending pathways

Accepted Answer

A)  carry sensory information to the brain. 
B)  carry motor information to the brain. 
C)  carry sensory information from the brain. 
D)  carry motor information from the brain. 
E)  provide subconscious involuntary control of muscle tone. 
A)  carry sensory information to the brain. 
B)  carry motor information to the brain. 
C)  carry sensory information from the brain. 
D)  carry motor information from the brain. 
E)  provide subconscious involuntary control of muscle tone.

Question 16

Pulling away from a painful stimulus is an example of a(n)________ reflex.

Accepted Answer

A)  cross-extensor 
B)  pupillary 
C)  withdrawal 
D)  knee-jerk 
E)  ankle-jerk 
A)  cross-extensor 
B)  pupillary 
C)  withdrawal 
D)  knee-jerk 
E)  ankle-jerk

Question 17

Which of the following pairs is not properly matched?

Accepted Answer

A)  cervical spinal nerves: 8 
B)  thoracic spinal nerves: 12 
C)  lumbar spinal nerves: 4 
D)  sacral spinal nerves: 5 
E)  coccygeal spinal nerves: 1 
A)  cervical spinal nerves: 8 
B)  thoracic spinal nerves: 12 
C)  lumbar spinal nerves: 4 
D)  sacral spinal nerves: 5 
E)  coccygeal spinal nerves: 1

Question 18

Photo Credit: Ralph T. Hutchings
Figure 8-1 Structural Components of the Brain (Sagittal Section)
Use Figure 8-1 to identify the labeled part.
-Structure I is the

Accepted Answer

A)  midbrain. 
B)  medulla oblongata. 
C)  cerebellum. 
D)  basal ganglia. 
E)  pons. 
A)  midbrain. 
B)  medulla oblongata. 
C)  cerebellum. 
D)  basal ganglia. 
E)  pons.

Question 19

The spinal pathway(s)that carries/carry highly localized sensory information concerning fine touch and pressure is/are the

Accepted Answer

A)  spinocerebellar pathway. 
B)  posterior column. 
C)  corticospinal pathway. 
D)  medial and lateral pathways. 
E)  spinothalamic pathway. 
A)  spinocerebellar pathway. 
B)  posterior column. 
C)  corticospinal pathway. 
D)  medial and lateral pathways. 
E)  spinothalamic pathway.

Question 20

Opening of voltage-gated sodium channels in the membrane of a neuron results in

Accepted Answer

A)  depolarization. 
B)  repolarization. 
C)  hyperpolarization. 
D)  increased negative charge inside the membrane. 
E)  myelination. 
A)  depolarization. 
B)  repolarization. 
C)  hyperpolarization. 
D)  increased negative charge inside the membrane. 
E)  myelination.

Saltatory conduction

The ________ ventricle is associated with the pons and upper portion of the medulla oblongata.

Voluntary control of skeletal muscles is provided by the

The glial cells responsible for maintaining the blood-brain barrier are the

The effects of neurotransmitters released by the modified neurons of the adrenal medullae resemble those produced by stimulation of

Photo Credit: Ralph T. Hutchings Figure 8-1 Structural Components of the Brain (Sagittal Section) Use Figure 8-1 to identify the labeled part. -Structure E is the

The ________ establishes emotional states.

Which cranial nerve is responsible for the sensory innervation of the anterior two-thirds of the tongue?

Which of the following fibers usually release norepinephrine (NE)?

Changes in the membrane potential that cannot spread far from the site of stimulation are called

Jenny has had a stroke,caused by a blood clot obstructing blood flow to her left parietal lobe.She seems to have a problem with understanding words and concepts now,but her speech and hearing are fine.What specific area of the brain has been damaged? What support do you have for your choice?

The cranial nerve that has three branches is the

Which cranial nerve is responsible for the motor innervation of pharyngeal muscles and parotid salivary glands?

The myelin sheaths that surround the axons of some of the neurons in the CNS are formed by

Ascending pathways

Pulling away from a painful stimulus is an example of a(n)________ reflex.

Which of the following pairs is not properly matched?

Photo Credit: Ralph T. Hutchings Figure 8-1 Structural Components of the Brain (Sagittal Section) Use Figure 8-1 to identify the labeled part. -Structure I is the

The spinal pathway(s)that carries/carry highly localized sensory information concerning fine touch and pressure is/are the

Opening of voltage-gated sodium channels in the membrane of a neuron results in

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

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Exam 8: The Nervous System

Saltatory conduction

The ________ ventricle is associated with the pons and upper portion of the medulla oblongata.

Voluntary control of skeletal muscles is provided by the

The glial cells responsible for maintaining the blood-brain barrier are the

The effects of neurotransmitters released by the modified neurons of the adrenal medullae resemble those produced by stimulation of

Photo Credit: Ralph T. Hutchings Figure 8-1 Structural Components of the Brain (Sagittal Section) Use Figure 8-1 to identify the labeled part. -Structure E is the

The ________ establishes emotional states.

Which cranial nerve is responsible for the sensory innervation of the anterior two-thirds of the tongue?

Which of the following fibers usually release norepinephrine (NE)?

Changes in the membrane potential that cannot spread far from the site of stimulation are called

Jenny has had a stroke,caused by a blood clot obstructing blood flow to her left parietal lobe.She seems to have a problem with understanding words and concepts now,but her speech and hearing are fine.What specific area of the brain has been damaged? What support do you have for your choice?

The cranial nerve that has three branches is the

Which cranial nerve is responsible for the motor innervation of pharyngeal muscles and parotid salivary glands?

The myelin sheaths that surround the axons of some of the neurons in the CNS are formed by

Ascending pathways

Pulling away from a painful stimulus is an example of a(n)________ reflex.

Which of the following pairs is not properly matched?

Photo Credit: Ralph T. Hutchings Figure 8-1 Structural Components of the Brain (Sagittal Section) Use Figure 8-1 to identify the labeled part. -Structure I is the

The spinal pathway(s)that carries/carry highly localized sensory information concerning fine touch and pressure is/are the

Opening of voltage-gated sodium channels in the membrane of a neuron results in

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

The Reproductive System

Development and Inheritance

Filters