Question 1

Which of the following statements is true about the aging respiratory system?

Accepted Answer

A)  By the age of 70 years, vital capacity has decreased about 33%. 
B)  Aging is an increase in the total number of alveoli. 
C)  By the age of 70 years, all the alveoli have collapsed. 
D)  Because of the decrease in vital capacity, a person older than 70 years should not exercise. 
A)  By the age of 70 years, vital capacity has decreased about 33%. 
B)  Aging is an increase in the total number of alveoli. 
C)  By the age of 70 years, all the alveoli have collapsed. 
D)  Because of the decrease in vital capacity, a person older than 70 years should not exercise. A

Question 2

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

Accepted Answer

A)  conducts food toward the esophagus 
B)  conducts liquids toward the renal area 
C)  conducts air to the larynx as it moves toward the lungs 
D)  contains the tonsils and the openings for the eustachian tubes 
A)  conducts food toward the esophagus 
B)  conducts liquids toward the renal area 
C)  conducts air to the larynx as it moves toward the lungs 
D)  contains the tonsils and the openings for the eustachian tubes B

Question 3

What is the name of the upper, rounded portion of the lung?

Accepted Answer

A)  superior lobe 
B)  apex 
C)  inferior lobe 
D)  base 
A)  superior lobe 
B)  apex 
C)  inferior lobe 
D)  base B

Question 4

The phrenic nerve:

Accepted Answer

A)  causes relaxation of the bronchioles. 
B)  supplies the epiglottis so that food is diverted to the esophagus. 
C)  stimulates the diaphragm to contract. 
D)  exits from the spinal cord at the L3 level. 
A)  causes relaxation of the bronchioles. 
B)  supplies the epiglottis so that food is diverted to the esophagus. 
C)  stimulates the diaphragm to contract. 
D)  exits from the spinal cord at the L3 level.

Question 5

Which of the following refers to the amount of air maximally exhaled after maximal inhalation?

Accepted Answer

A)  tidal volume 
B)  total lung capacity 
C)  expiratory reserve volume 
D)  vital capacity 
A)  tidal volume 
B)  total lung capacity 
C)  expiratory reserve volume 
D)  vital capacity

Question 6

What does Boyle's law state?

Accepted Answer

A)  When volume increases, pressure increases. 
B)  When volume decrease, pressure decreases. 
C)  When volume increases, pressure decreases. 
D)  A change in volume has no effect on pressure. 
A)  When volume increases, pressure increases. 
B)  When volume decrease, pressure decreases. 
C)  When volume increases, pressure decreases. 
D)  A change in volume has no effect on pressure.

Question 7

How is most carbon dixiode transported in the blood?

Accepted Answer

A)  by hemoglobin 
B)  as bicarbonate 
C)  by pulmonary surfactants 
D)  dissolved in plasma 
A)  by hemoglobin 
B)  as bicarbonate 
C)  by pulmonary surfactants 
D)  dissolved in plasma

Question 8

The epiglottis:

Accepted Answer

A)  prevents food and water from entering the respiratory passages. 
B)  secretes surfactants. 
C)  is considered a true vocal cord. 
D)  is concerned with exchange of the respiratory gases. 
A)  prevents food and water from entering the respiratory passages. 
B)  secretes surfactants. 
C)  is considered a true vocal cord. 
D)  is concerned with exchange of the respiratory gases.

Question 9

The trachea does not collapse because it is:

Accepted Answer

A)  located within the lungs. 
B)  composed of smooth muscle. 
C)  surrounded by ribs. 
D)  partially surrounded by C-shaped tough cartilaginous rings. 
A)  located within the lungs. 
B)  composed of smooth muscle. 
C)  surrounded by ribs. 
D)  partially surrounded by C-shaped tough cartilaginous rings.

Question 10

Which of the following is not a name for one of the sections of the pharynx?

Accepted Answer

A)  rhinopharynx 
B)  nasopharynx 
C)  laryngopharynx 
D)  oropharynx 
A)  rhinopharynx 
B)  nasopharynx 
C)  laryngopharynx 
D)  oropharynx

Which of the following statements is true about the aging respiratory system?

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

What is the name of the upper, rounded portion of the lung?

The phrenic nerve:

Which of the following refers to the amount of air maximally exhaled after maximal inhalation?

What does Boyle's law state?

How is most carbon dixiode transported in the blood?

The epiglottis:

The trachea does not collapse because it is:

Which of the following is not a name for one of the sections of the pharynx?

Introduction to the Human Body

Basic Chemistry

Cells

Cell Metabolism

Microbiology Basics

Ttissues and Membranes

Integumentary System and Body Temperature

Skeletal System

Muscular System

Nervous System: Nervous Tissue and Brain

Nervous System: Spinal Cord and Peripheral Nerves

Autonomic Nervous System

Sensory System

Endocrine System

Blood

Anatomy of the Heart

Function of the Heart

Anatomy of the Blood Vessels

Functions of the Blood Vessels

Lymphatic System

Immune System

Digestive System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Human Development and Heredity

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Exam 22: Respiratory System

Which of the following statements is true about the aging respiratory system?

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

What is the name of the upper, rounded portion of the lung?

The phrenic nerve:

Which of the following refers to the amount of air maximally exhaled after maximal inhalation?

What does Boyle's law state?

How is most carbon dixiode transported in the blood?

The epiglottis:

The trachea does not collapse because it is:

Which of the following is not a name for one of the sections of the pharynx?

Introduction to the Human Body

Basic Chemistry

Cells

Cell Metabolism

Microbiology Basics

Ttissues and Membranes

Integumentary System and Body Temperature

Skeletal System

Muscular System

Nervous System: Nervous Tissue and Brain

Nervous System: Spinal Cord and Peripheral Nerves

Autonomic Nervous System

Sensory System

Endocrine System

Blood

Anatomy of the Heart

Function of the Heart

Anatomy of the Blood Vessels

Functions of the Blood Vessels

Lymphatic System

Immune System

Digestive System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Human Development and Heredity

Filters