Question 1

Which structure secretes antidiuretic hormone and oxytocin?

Accepted Answer

A)  epithalamus 
B)  cerebellum 
C)  pons 
D)  hypothalamus 
E)  medulla oblongata 
A)  epithalamus 
B)  cerebellum 
C)  pons 
D)  hypothalamus 
E)  medulla oblongata

Question 2

The area anterior to the central sulcus is the

Accepted Answer

A)  parietal lobe. 
B)  temporal lobe. 
C)  frontal lobe. 
D)  occipital lobe. 
E)  postcentral gyrus. 
A)  parietal lobe. 
B)  temporal lobe. 
C)  frontal lobe. 
D)  occipital lobe. 
E)  postcentral gyrus.

Question 3

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 M is part of the ________ lobe.

Accepted Answer

A)  temporal 
B)  occipital 
C)  insula 
D)  frontal 
E)  parietal 
A)  temporal 
B)  occipital 
C)  insula 
D)  frontal 
E)  parietal

Question 4

Which spinal cord structure(s) contains the axons of CNS motor neurons that control muscles and glands?

Accepted Answer

A)  anterior gray commissure 
B)  white column 
C)  ventral roots 
D)  dorsal roots 
E)  ventral horns 
A)  anterior gray commissure 
B)  white column 
C)  ventral roots 
D)  dorsal roots 
E)  ventral horns

Question 5

The branching structures that, together with the cell body, are sensitive to chemical, mechanical, or electrical stimulation are called

Accepted Answer

A)  axons. 
B)  Nissl bodies. 
C)  synapses. 
D)  dendrites. 
E)  neurofibrils. 
A)  axons. 
B)  Nissl bodies. 
C)  synapses. 
D)  dendrites. 
E)  neurofibrils.

Question 6

Dual innervation refers to an organ receiving

Accepted Answer

A)  two nerves from the spinal cord. 
B)  both autonomic and somatic motor nerves. 
C)  both sympathetic and parasympathetic nerves. 
D)  nerves from both the brain and the spinal cord. 
E)  both preganglionic and postganglionic innervation. 
A)  two nerves from the spinal cord. 
B)  both autonomic and somatic motor nerves. 
C)  both sympathetic and parasympathetic nerves. 
D)  nerves from both the brain and the spinal cord. 
E)  both preganglionic and postganglionic innervation.

Question 7

Which statement is true regarding action potential propagation?

Accepted Answer

A)  In salutatory conduction, the myelin is composed of fat, which insulates the axon membrane against sodium ion flow across the membrane. 
B)  Continuous propagation results in one graded potential producing multiple action potentials. 
C)  The action potential will die out along the axon if another graded potential does not occur. 
D)  All voltage-gated channels along the axon open at the same time, allowing sodium to flow in simultaneously. 
E)  The active transport of sodium and potassium through sodium-potassium ion pumps causes depolarization of the axon membrane. 
A)  In salutatory conduction, the myelin is composed of fat, which insulates the axon membrane against sodium ion flow across the membrane. 
B)  Continuous propagation results in one graded potential producing multiple action potentials. 
C)  The action potential will die out along the axon if another graded potential does not occur. 
D)  All voltage-gated channels along the axon open at the same time, allowing sodium to flow in simultaneously. 
E)  The active transport of sodium and potassium through sodium-potassium ion pumps causes depolarization of the axon membrane.

Question 8

A condition known as Bell's palsy is thought to be caused by an inflammation of the facial nerve (VII). What symptoms would one expect to see in a person suffering from this condition?

Accepted Answer

Patients suffering from Bell's palsy usu

Question 9

Small phagocytic glial cells, which are derived from white blood cells, are called

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 10

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 O is the

Accepted Answer

A)  pituitary gland. 
B)  pineal gland. 
C)  optic chiasm. 
D)  ocular nerve. 
E)  hypothalamus. 
A)  pituitary gland. 
B)  pineal gland. 
C)  optic chiasm. 
D)  ocular nerve. 
E)  hypothalamus.

Question 11

Postganglionic fibers of autonomic neurons are usually

Accepted Answer

A)  connected to cardiac muscle, smooth muscle, glands, and adipocytes. 
B)  short in length. 
C)  originating as nerves from the brain. 
D)  located in the brain. 
E)  located in the spinal cord. 
A)  connected to cardiac muscle, smooth muscle, glands, and adipocytes. 
B)  short in length. 
C)  originating as nerves from the brain. 
D)  located in the brain. 
E)  located in the spinal cord.

Question 12

The ________ division of the nervous system brings sensory information to the central nervous system.

Accepted Answer

A)  afferent 
B)  descending 
C)  efferent 
D)  motor 
E)  spinal 
A)  afferent 
B)  descending 
C)  efferent 
D)  motor 
E)  spinal

Question 13

Which of the following lists the parts of a reflex arc in the correct order?

Accepted Answer

A)  receptor, sensory neuron, interneuron, motor neuron, effector 
B)  receptor, effector, sensory neuron, interneuron, motor neuron 
C)  receptor, sensory neuron, effector, interneuron, motor neuron 
D)  effector, receptor, sensory neuron, interneuron, motor neuron 
E)  receptor, interneuron, sensory neuron, motor neuron, effector 
A)  receptor, sensory neuron, interneuron, motor neuron, effector 
B)  receptor, effector, sensory neuron, interneuron, motor neuron 
C)  receptor, sensory neuron, effector, interneuron, motor neuron 
D)  effector, receptor, sensory neuron, interneuron, motor neuron 
E)  receptor, interneuron, sensory neuron, motor neuron, effector

Question 14

The spinothalamic tracts function in

Accepted Answer

A)  involuntary motor activities. 
B)  autonomic function. 
C)  general sensation delivery. 
D)  equilibrium delivery. 
E)  control of skeletal muscles. 
A)  involuntary motor activities. 
B)  autonomic function. 
C)  general sensation delivery. 
D)  equilibrium delivery. 
E)  control of skeletal muscles.

Question 15

Adrenergic synapses release the neurotransmitter

Accepted Answer

A)  acetylcholine. 
B)  norepinephrine. 
C)  dopamine. 
D)  serotonin. 
E)  GABA. 
A)  acetylcholine. 
B)  norepinephrine. 
C)  dopamine. 
D)  serotonin. 
E)  GABA.

Question 16

During an EEG, alpha waves

Accepted Answer

A)  are observed in children and frustrated adults. 
B)  are observed in many pathological conditions. 
C)  typically accompany intense concentration. 
D)  occur in deep sleep. 
E)  are characteristic of normal resting adults. 
A)  are observed in children and frustrated adults. 
B)  are observed in many pathological conditions. 
C)  typically accompany intense concentration. 
D)  occur in deep sleep. 
E)  are characteristic of normal resting adults.

Question 17

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 18

When a cerebrospinal fluid specimen is needed for testing, the specimen is removed by needle from the L3-L4 interspace area of the vertebral column. Why?

Accepted Answer

A)  There are no spaces between the other areas of the vertebral column. 
B)  There is a higher pressure within the subarachnoid space at that point, so it is easier to obtain a specimen. 
C)  There are no spinal nerves located in that area. 
D)  There would be no possible damage to the spinal cord itself when the needle is inserted into the space. 
E)  The space where the needle is inserted is larger than anywhere else along the vertebral column. 
A)  There are no spaces between the other areas of the vertebral column. 
B)  There is a higher pressure within the subarachnoid space at that point, so it is easier to obtain a specimen. 
C)  There are no spinal nerves located in that area. 
D)  There would be no possible damage to the spinal cord itself when the needle is inserted into the space. 
E)  The space where the needle is inserted is larger than anywhere else along the vertebral column.

Question 19

The ________ nervous system provides involuntary regulation of smooth muscle, cardiac muscle, and glandular activity.

Accepted Answer

A)  central 
B)  autonomic 
C)  somatic 
D)  collateral 
E)  ganglionic 
A)  central 
B)  autonomic 
C)  somatic 
D)  collateral 
E)  ganglionic

Question 20

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.

Which structure secretes antidiuretic hormone and oxytocin?

The area anterior to the central sulcus is the

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 M is part of the ________ lobe.

Which spinal cord structure(s) contains the axons of CNS motor neurons that control muscles and glands?

The branching structures that, together with the cell body, are sensitive to chemical, mechanical, or electrical stimulation are called

Dual innervation refers to an organ receiving

Which statement is true regarding action potential propagation?

A condition known as Bell's palsy is thought to be caused by an inflammation of the facial nerve (VII). What symptoms would one expect to see in a person suffering from this condition?

Small phagocytic glial cells, which are derived from white blood cells, are called

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 O is the

Postganglionic fibers of autonomic neurons are usually

The ________ division of the nervous system brings sensory information to the central nervous system.

Which of the following lists the parts of a reflex arc in the correct order?

The spinothalamic tracts function in

Adrenergic synapses release the neurotransmitter

During an EEG, alpha waves

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

When a cerebrospinal fluid specimen is needed for testing, the specimen is removed by needle from the L3-L4 interspace area of the vertebral column. Why?

The ________ nervous system provides involuntary regulation of smooth muscle, cardiac muscle, and glandular activity.

The cranial nerve that has three branches is the

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

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Exam 8: The Nervous System

Which structure secretes antidiuretic hormone and oxytocin?

The area anterior to the central sulcus is the

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 M is part of the ________ lobe.

Which spinal cord structure(s) contains the axons of CNS motor neurons that control muscles and glands?

The branching structures that, together with the cell body, are sensitive to chemical, mechanical, or electrical stimulation are called

Dual innervation refers to an organ receiving

Which statement is true regarding action potential propagation?

A condition known as Bell's palsy is thought to be caused by an inflammation of the facial nerve (VII). What symptoms would one expect to see in a person suffering from this condition?

Small phagocytic glial cells, which are derived from white blood cells, are called

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 O is the

Postganglionic fibers of autonomic neurons are usually

The ________ division of the nervous system brings sensory information to the central nervous system.

Which of the following lists the parts of a reflex arc in the correct order?

The spinothalamic tracts function in

Adrenergic synapses release the neurotransmitter

During an EEG, alpha waves

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

When a cerebrospinal fluid specimen is needed for testing, the specimen is removed by needle from the L3-L4 interspace area of the vertebral column. Why?

The ________ nervous system provides involuntary regulation of smooth muscle, cardiac muscle, and glandular activity.

The cranial nerve that has three branches is the

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