Question 1

Norepinephrine produces what primary response?

Accepted Answer

A)  Increased contractility of the heart 
B)  Release of renin from the kidney 
C)  Vasoconstriction 
D)  Pupillary dilation 
A)  Increased contractility of the heart 
B)  Release of renin from the kidney 
C)  Vasoconstriction 
D)  Pupillary dilation C

Question 2

The brain receives approximately what percentage of the cardiac output?

Accepted Answer

A)  80% 
B)  40% 
C)  20% 
D)  10% 
A)  80% 
B)  40% 
C)  20% 
D)  10% C

Question 3

Which area of the brain assumes the responsibility for conscious and unconscious muscle synergy and for maintaining balance and posture?

Accepted Answer

A)  Cerebrum 
B)  Cerebellum 
C)  Diencephalon 
D)  Brainstem 
A)  Cerebrum 
B)  Cerebellum 
C)  Diencephalon 
D)  Brainstem B

Question 4

The function of arachnoid villi is to:

Accepted Answer

A)  Produce cerebrospinal fluid 
B)  Provide nutrients to the choroid plexuses 
C)  Transmit impulses within the meninges 
D)  Absorb cerebrospinal fluid into the cerebral venous sinuses 
A)  Produce cerebrospinal fluid 
B)  Provide nutrients to the choroid plexuses 
C)  Transmit impulses within the meninges 
D)  Absorb cerebrospinal fluid into the cerebral venous sinuses

Question 5

What parts of the brain mediate the expression of affect,both emotional and behavioral states?

Accepted Answer

A)  Hypothalamus and subthalamus 
B)  Parietal and frontal lobes 
C)  Limbic system and prefrontal cortex 
D)  Basal ganglia and medulla oblongata 
A)  Hypothalamus and subthalamus 
B)  Parietal and frontal lobes 
C)  Limbic system and prefrontal cortex 
D)  Basal ganglia and medulla oblongata

Question 6

Match the function with the appropriate cranial nerve.
-Vagus nerve

Accepted Answer

A) Fibers emerge from the posterior midbrain and exit from the skull to run to the eye. 
B) Provides motor and sensory functions to the face, mouth, nose, and eyes. 
C) Fibers emerge from the midbrain, exit from the skull, and extend to the eye. 
D) Controls motor functions to the pharynx and salivary glands and sensory functions from the pharynx and tongue. 
E) Innervates muscles that move the eye laterally.
F)Affects control over the motor fibers to the muscles of tongue and sensory impulses from the tongue to the brain.
G)Is purely sensory and carries impulses for the sense of smell.
H)Is made up of parasympathetic motor fibers that supply the smooth muscles of the abdominal organs.
I)Transmits impulses for the sense of hearing.
J)Carries sensory and motor fibers to the pharynx and larynx. 
A) Fibers emerge from the posterior midbrain and exit from the skull to run to the eye. 
B) Provides motor and sensory functions to the face, mouth, nose, and eyes. 
C) Fibers emerge from the midbrain, exit from the skull, and extend to the eye. 
D) Controls motor functions to the pharynx and salivary glands and sensory functions from the pharynx and tongue. 
E) Innervates muscles that move the eye laterally.
F)Affects control over the motor fibers to the muscles of tongue and sensory impulses from the tongue to the brain.
G)Is purely sensory and carries impulses for the sense of smell.
H)Is made up of parasympathetic motor fibers that supply the smooth muscles of the abdominal organs.
I)Transmits impulses for the sense of hearing.
J)Carries sensory and motor fibers to the pharynx and larynx.

Question 7

Both oligodendroglia and Schwann cells share the ability to:

Accepted Answer

A)  Form a myelin sheath 
B)  Remove cellular debris 
C)  Transport nutrients 
D)  Line the ventricles 
A)  Form a myelin sheath 
B)  Remove cellular debris 
C)  Transport nutrients 
D)  Line the ventricles

Question 8

Thought and goal-oriented behaviors are functions of which area of the brain?

Accepted Answer

A)  Cerebellum 
B)  Limbic system 
C)  Prefrontal lobe 
D)  Occipital lobe 
A)  Cerebellum 
B)  Limbic system 
C)  Prefrontal lobe 
D)  Occipital lobe

Question 9

Match the function with the appropriate cranial nerve.
-Hypoglossal nerve

Accepted Answer

A) Fibers emerge from the posterior midbrain and exit from the skull to run to the eye. 
B) Provides motor and sensory functions to the face, mouth, nose, and eyes. 
C) Fibers emerge from the midbrain, exit from the skull, and extend to the eye. 
D) Controls motor functions to the pharynx and salivary glands and sensory functions from the pharynx and tongue. 
E) Innervates muscles that move the eye laterally.
F)Affects control over the motor fibers to the muscles of tongue and sensory impulses from the tongue to the brain.
G)Is purely sensory and carries impulses for the sense of smell.
H)Is made up of parasympathetic motor fibers that supply the smooth muscles of the abdominal organs.
I)Transmits impulses for the sense of hearing.
J)Carries sensory and motor fibers to the pharynx and larynx. 
A) Fibers emerge from the posterior midbrain and exit from the skull to run to the eye. 
B) Provides motor and sensory functions to the face, mouth, nose, and eyes. 
C) Fibers emerge from the midbrain, exit from the skull, and extend to the eye. 
D) Controls motor functions to the pharynx and salivary glands and sensory functions from the pharynx and tongue. 
E) Innervates muscles that move the eye laterally.
F)Affects control over the motor fibers to the muscles of tongue and sensory impulses from the tongue to the brain.
G)Is purely sensory and carries impulses for the sense of smell.
H)Is made up of parasympathetic motor fibers that supply the smooth muscles of the abdominal organs.
I)Transmits impulses for the sense of hearing.
J)Carries sensory and motor fibers to the pharynx and larynx.

Question 10

The nurse recognizes that a patient's diagnosis of a viral infection of the brain's meningeal layer is supported by which diagnostic laboratory result?

Accepted Answer

A)  Chloride 10/mm³ 
C)  Protein <10 mg/dl 
D)  Glucose <40 mg/dl 
A)  Chloride 10/mm³ 
C)  Protein <10 mg/dl 
D)  Glucose <40 mg/dl

Question 11

Which nerves are capable of regeneration?

Accepted Answer

A)  Nerves within the brain and spinal cord 
B)  Peripheral nerves that are cut or severed 
C)  Myelinated nerves in the peripheral nervous system 
D)  Unmyelinated nerves of the peripheral nervous system 
A)  Nerves within the brain and spinal cord 
B)  Peripheral nerves that are cut or severed 
C)  Myelinated nerves in the peripheral nervous system 
D)  Unmyelinated nerves of the peripheral nervous system

Question 12

What is an effect of the sympathetic nervous system?

Accepted Answer

A)  Stimulation of peristalsis 
B)  Increased blood sugar levels 
C)  Reduction in heart rate 
D)  Pupillary constriction 
A)  Stimulation of peristalsis 
B)  Increased blood sugar levels 
C)  Reduction in heart rate 
D)  Pupillary constriction

Question 13

Which cranial nerves contain parasympathetic nerves? (Select all that apply.)

Accepted Answer

A)  I (olfactory) 
B)  III (oculomotor) 
C)  VII (facial) 
D)  IX (glossopharyngeal) 
E)  X (vagus) 
A)  I (olfactory) 
B)  III (oculomotor) 
C)  VII (facial) 
D)  IX (glossopharyngeal) 
E)  X (vagus)

Question 14

The sympathetic nervous system primarily serves to protect an individual by doing which of the following? (Select all that apply.)

Accepted Answer

A)  Decreasing mucous production 
B)  Increasing blood sugar levels 
C)  Increasing body temperature 
D)  Decreasing sweat excretion 
E)  Increasing blood pressure 
A)  Decreasing mucous production 
B)  Increasing blood sugar levels 
C)  Increasing body temperature 
D)  Decreasing sweat excretion 
E)  Increasing blood pressure

Question 15

A nurse caring for an older adult patient would expect which functional changes to occur? (Select all that apply.)

Accepted Answer

A)  Increased risk for falls 
B)  Increased risk for falls. 
C)  Loss of muscle in the arms and legs 
D)  Decrease in the need for social interaction 
E)  Increased agitation and frustration levels 
A)  Increased risk for falls 
B)  Increased risk for falls. 
C)  Loss of muscle in the arms and legs 
D)  Decrease in the need for social interaction 
E)  Increased agitation and frustration levels

Question 16

Match the function with the appropriate cranial nerve.
-Spinal accessory nerve

Accepted Answer

A) Fibers emerge from the posterior midbrain and exit from the skull to run to the eye. 
B) Provides motor and sensory functions to the face, mouth, nose, and eyes. 
C) Fibers emerge from the midbrain, exit from the skull, and extend to the eye. 
D) Controls motor functions to the pharynx and salivary glands and sensory functions from the pharynx and tongue. 
E) Innervates muscles that move the eye laterally.
F)Affects control over the motor fibers to the muscles of tongue and sensory impulses from the tongue to the brain.
G)Is purely sensory and carries impulses for the sense of smell.
H)Is made up of parasympathetic motor fibers that supply the smooth muscles of the abdominal organs.
I)Transmits impulses for the sense of hearing.
J)Carries sensory and motor fibers to the pharynx and larynx. 
A) Fibers emerge from the posterior midbrain and exit from the skull to run to the eye. 
B) Provides motor and sensory functions to the face, mouth, nose, and eyes. 
C) Fibers emerge from the midbrain, exit from the skull, and extend to the eye. 
D) Controls motor functions to the pharynx and salivary glands and sensory functions from the pharynx and tongue. 
E) Innervates muscles that move the eye laterally.
F)Affects control over the motor fibers to the muscles of tongue and sensory impulses from the tongue to the brain.
G)Is purely sensory and carries impulses for the sense of smell.
H)Is made up of parasympathetic motor fibers that supply the smooth muscles of the abdominal organs.
I)Transmits impulses for the sense of hearing.
J)Carries sensory and motor fibers to the pharynx and larynx.

Question 17

The ability of the eyes to track moving objects through a visual field is primarily a function of which colliculi?

Accepted Answer

A)  Inferior 
B)  Superior 
C)  Mid 
D)  Posterior 
A)  Inferior 
B)  Superior 
C)  Mid 
D)  Posterior

Question 18

What evidence does the nurse expect to see when a patient experiences trauma to the hypothalamus? (Select all that apply.)

Accepted Answer

A)  Uneven expression of mood 
B)  Unstable blood glucose levels 
C)  Poor regulation of body temperature 
D)  Visual disturbances such as blurred vision 
E)  Nausea, vomiting, and symptoms of gastroesophageal reflux disease 
A)  Uneven expression of mood 
B)  Unstable blood glucose levels 
C)  Poor regulation of body temperature 
D)  Visual disturbances such as blurred vision 
E)  Nausea, vomiting, and symptoms of gastroesophageal reflux disease

Question 19

Which pathway carries sensory information toward the central nervous system (CNS)?

Accepted Answer

A)  Ascending 
B)  Descending 
C)  Somatic 
D)  Efferent 
A)  Ascending 
B)  Descending 
C)  Somatic 
D)  Efferent

Question 20

The region responsible for the motor aspects of speech is located in the:

Accepted Answer

A)  Wernicke area in the temporal lobe 
B)  Broca area in the frontal lobe 
C)  Wronka area in the parietal lobe 
D)  Barlow area in the occipital lobe 
A)  Wernicke area in the temporal lobe 
B)  Broca area in the frontal lobe 
C)  Wronka area in the parietal lobe 
D)  Barlow area in the occipital lobe

Exam 15: Structure and Function of the Neurologic System

Norepinephrine produces what primary response?

The brain receives approximately what percentage of the cardiac output?

Which area of the brain assumes the responsibility for conscious and unconscious muscle synergy and for maintaining balance and posture?

The function of arachnoid villi is to:

What parts of the brain mediate the expression of affect,both emotional and behavioral states?

Match the function with the appropriate cranial nerve. -Vagus nerve

Both oligodendroglia and Schwann cells share the ability to:

Thought and goal-oriented behaviors are functions of which area of the brain?

Match the function with the appropriate cranial nerve. -Hypoglossal nerve

The nurse recognizes that a patient's diagnosis of a viral infection of the brain's meningeal layer is supported by which diagnostic laboratory result?

Which nerves are capable of regeneration?

What is an effect of the sympathetic nervous system?

Which cranial nerves contain parasympathetic nerves? (Select all that apply.)

The sympathetic nervous system primarily serves to protect an individual by doing which of the following? (Select all that apply.)

A nurse caring for an older adult patient would expect which functional changes to occur? (Select all that apply.)

Match the function with the appropriate cranial nerve. -Spinal accessory nerve

The ability of the eyes to track moving objects through a visual field is primarily a function of which colliculi?

What evidence does the nurse expect to see when a patient experiences trauma to the hypothalamus? (Select all that apply.)

Which pathway carries sensory information toward the central nervous system (CNS)?

The region responsible for the motor aspects of speech is located in the:

Cellular Biology

Altered Cellular and Tissue Biology

The Cellular Environment: Fluids and Electrolytes, Acids and Bases

Genes and Genetic Diseases

Genes, Environment-Lifestyle, and Common Diseases

Epigenetics and Disease

Innate Immunity: Inflammation

Adaptive Immunity

Alterations in Immunity and Inflammation

Infection

Stress and Disease

Cancer Biology

Cancer Epidemiology

Cancer in Children

Pain, Temperature Regulation, Sleep, and Sensory Function

Alterations in Cognitive Systems,Cerebral Hemodynamics,and Motor Function

Disorders of the Central and Peripheral Nervous Systems and the Neuromuscular Junction

Neurobiology of Schizophrenia, Mood Disorders, and Anxiety Disorders

Alterations of Neurologic Function in Children

Mechanisms of Hormonal Regulation

Alterations of Hormonal Regulation

Structure and Function of the Reproductive Systems

Alterations of the Female Reproductive System

Alterations of the Male Reproductive System

Sexually Transmitted Infections

Structure and Function of the Hematologic System

Alterations of Erythrocyte Function

Alterations of Leukocyte, Lymphoid, and Hemostatic Function

Alterations of Hematologic Function in Children

Structure and Function of the Cardiovascular and Lymphatic Systems

Alterations of Cardiovascular Function

Alterations of Cardiovascular Function in Children

Structure and Function of the Pulmonary System

Alterations of Pulmonary Function

Alterations of Pulmonary Function in Children

Structure and Function of the Renal and Urologic Systems

Alterations of Renal and Urinary Tract Function

Alterations of Renal and Urinary Tract Function in Children

Structure and Function of the Digestive System

Alterations of Digestive Function

Alterations of Digestive Function in Children

Structure and Function of the Musculoskeletal System

Alterations of Musculoskeletal Function

Alterations of Musculoskeletal Function in Children

Structure, Function, and Disorders of the Integument

Alterations of the Integument in Children

Shock, Multiple Organ Dysfunction Syndrome, and Burns in Adults

Shock, Multiple Organ Dysfunction Syndrome, and Burns in Children

Filters