Question 1

Which muscle is not used in quiet inspiration?

Accepted Answer

A)  Serratus anterior 
B)  External intercostal muscles 
C)  Diaphragm 
D)  Neither A nor B 
A)  Serratus anterior 
B)  External intercostal muscles 
C)  Diaphragm 
D)  Neither A nor B

Question 2

Which of the following helps determine the amount of oxygen that diffuses into the blood each minute?

Accepted Answer

A)  The total functional surface area of the respiratory membrane 
B)  Alveolar ventilation 
C)  The oxygen pressure gradient between alveolar air and incoming pulmonary blood 
D)  All of the above help determine the amount of oxygen that diffuses into the blood each minute. 
A)  The total functional surface area of the respiratory membrane 
B)  Alveolar ventilation 
C)  The oxygen pressure gradient between alveolar air and incoming pulmonary blood 
D)  All of the above help determine the amount of oxygen that diffuses into the blood each minute.

Question 3

Name and explain the pulmonary volumes and capacities.Which of these increase and decrease as a person moves from normal breathing to forceful inspiration and expiration?

Accepted Answer

Pulmonary volumes and capacities refer t

Question 4

Labored or difficult breathing is known as:

Accepted Answer

A)  apnea. 
B)  hyperpnea. 
C)  dyspnea. 
D)  eupnea. 
A)  apnea. 
B)  hyperpnea. 
C)  dyspnea. 
D)  eupnea.

Question 5

Standard atmospheric pressure is _____ mm Hg.

Accepted Answer

A)  650 
B)  700 
C)  760 
D)  800 
A)  650 
B)  700 
C)  760 
D)  800

Question 6

Alveolar ventilation is inspired air minus:

Accepted Answer

A)  anatomical dead air space. 
B)  tidal volume. 
C)  reserve volume. 
D)  residual volume. 
A)  anatomical dead air space. 
B)  tidal volume. 
C)  reserve volume. 
D)  residual volume.

Question 7

Match each pulmonary volume with its corresponding description or definition.
-air that would be trapped inside a collapsed lung

Accepted Answer

A) Tidal volume 
B) Vital capacity 
C) Inspiratory reserve volume 
D) Expiratory reserve volume 
E) Residual volume
F)Minimal air 
A) Tidal volume 
B) Vital capacity 
C) Inspiratory reserve volume 
D) Expiratory reserve volume 
E) Residual volume
F)Minimal air

Question 8

One hundred milliliters of arterial blood contains approximately what volume percent of oxygen?

Accepted Answer

A)  10% 
B)  15% 
C)  20% 
D)  25% 
A)  10% 
B)  15% 
C)  20% 
D)  25%

Question 9

Explain the process by which carbon dioxide is transported by the blood.

Accepted Answer

Carbon dioxide is transported by the blo

Question 10

Assume the percent of oxygen in the air is constant (about 21%).What is the partial pressure of oxygen in the mountains where the atmospheric pressure is 725 mm Hg?

Accepted Answer

To calculate the partial pressure of oxy

Question 11

Explain why less oxygen would enter the blood at a high altitude than would enter the blood at sea level.

Accepted Answer

At high altitudes, the air pressure is l

Question 12

Match each type of breathing with its corresponding definition.
-cycles of gradually increasing tidal volume for several breaths followed by several breaths with gradually decreasing tidal volume

Accepted Answer

A) Dyspnea 
B) Cheyne-Stokes respiration 
C) Eupnea 
D) Hypoventilation 
E) Biot breathing
F)Hyperventilation
G)Hyperpnea
H)Orthopnea
I)Apneusis
J)Apnea 
A) Dyspnea 
B) Cheyne-Stokes respiration 
C) Eupnea 
D) Hypoventilation 
E) Biot breathing
F)Hyperventilation
G)Hyperpnea
H)Orthopnea
I)Apneusis
J)Apnea

Question 13

Excessive fluid in the pleural cavity would be most likely to cause:

Accepted Answer

A)  increased residual volume. 
B)  decreased vital capacity. 
C)  increased functional reserve volume. 
D)  decreased tidal volume. 
A)  increased residual volume. 
B)  decreased vital capacity. 
C)  increased functional reserve volume. 
D)  decreased tidal volume.

Question 14

Which muscle is used in quiet expiration?

Accepted Answer

A)  Internal intercostals 
B)  External intercostals 
C)  Abdominal muscles 
D)  None of the above 
A)  Internal intercostals 
B)  External intercostals 
C)  Abdominal muscles 
D)  None of the above

Question 15

Which of the following will cause brief apnea?

Accepted Answer

A)  Sudden painful stimulus 
B)  Increase in carbon dioxide in the blood 
C)  Sudden cold stimulus applied to the skin 
D)  Both A and C 
A)  Sudden painful stimulus 
B)  Increase in carbon dioxide in the blood 
C)  Sudden cold stimulus applied to the skin 
D)  Both A and C

Question 16

Explain the mechanical process of breathing.Include in your discussion (1)any changes in volumes and pressures and the resulting effects,(2)muscles used for inspiration,and (3)muscles used for expiration.

Accepted Answer

The mechanical process of breathing invo

Question 17

Match each pulmonary volume with its corresponding description or definition.
-amount of air that cannot be forcibly expired and is trapped in the lung

Accepted Answer

A) Tidal volume 
B) Vital capacity 
C) Inspiratory reserve volume 
D) Expiratory reserve volume 
E) Residual volume
F)Minimal air 
A) Tidal volume 
B) Vital capacity 
C) Inspiratory reserve volume 
D) Expiratory reserve volume 
E) Residual volume
F)Minimal air

Question 18

The term used to describe the volume of air exchanged during normal inspiration and expiration is:

Accepted Answer

A)  inspiratory and expiratory reserve volume. 
B)  vital capacity. 
C)  tidal volume. 
D)  residual volume. 
A)  inspiratory and expiratory reserve volume. 
B)  vital capacity. 
C)  tidal volume. 
D)  residual volume.

Question 19

Briefly describe and diagram the oxygen-hemoglobin dissociation curve.

Accepted Answer

The oxygen-hemoglobin dissociation curve

Question 20

Match each pulmonary volume with its corresponding description or definition.
-the largest amount of air that can be inspired after tidal inspiration

Accepted Answer

A) Tidal volume 
B) Vital capacity 
C) Inspiratory reserve volume 
D) Expiratory reserve volume 
E) Residual volume
F)Minimal air 
A) Tidal volume 
B) Vital capacity 
C) Inspiratory reserve volume 
D) Expiratory reserve volume 
E) Residual volume
F)Minimal air

Exam 27: B: Physiology of the Respiratory System

Which muscle is not used in quiet inspiration?

Which of the following helps determine the amount of oxygen that diffuses into the blood each minute?

Name and explain the pulmonary volumes and capacities.Which of these increase and decrease as a person moves from normal breathing to forceful inspiration and expiration?

Labored or difficult breathing is known as:

Standard atmospheric pressure is _____ mm Hg.

Alveolar ventilation is inspired air minus:

Match each pulmonary volume with its corresponding description or definition. -air that would be trapped inside a collapsed lung

One hundred milliliters of arterial blood contains approximately what volume percent of oxygen?

Explain the process by which carbon dioxide is transported by the blood.

Assume the percent of oxygen in the air is constant (about 21%).What is the partial pressure of oxygen in the mountains where the atmospheric pressure is 725 mm Hg?

Explain why less oxygen would enter the blood at a high altitude than would enter the blood at sea level.

Match each type of breathing with its corresponding definition. -cycles of gradually increasing tidal volume for several breaths followed by several breaths with gradually decreasing tidal volume

Excessive fluid in the pleural cavity would be most likely to cause:

Which muscle is used in quiet expiration?

Which of the following will cause brief apnea?

Explain the mechanical process of breathing.Include in your discussion (1)any changes in volumes and pressures and the resulting effects,(2)muscles used for inspiration,and (3)muscles used for expiration.

Match each pulmonary volume with its corresponding description or definition. -amount of air that cannot be forcibly expired and is trapped in the lung

The term used to describe the volume of air exchanged during normal inspiration and expiration is:

Briefly describe and diagram the oxygen-hemoglobin dissociation curve.

Match each pulmonary volume with its corresponding description or definition. -the largest amount of air that can be inspired after tidal inspiration

A: Organization of the Body

B: Organization of the Body

A: The Chemical Basis of Life

B: The Chemical Basis of Life

A: Anatomy of Cells

B: Anatomy of Cells

Physiology of Cells

Cell Growth and Reproduction

Tissues

A: Skin and Its Appendages

B: Skin and Its Appendages

A: Skeletal Tissues

B: Skeletal Tissues

Skeletal System

A: Articulations

B: Articulations

A: Anatomy of the Muscular System

B: Anatomy of the Muscular System

A: Physiology of the Muscular System

B: Physiology of the Muscular System

A: Nervous System Cells

B: Nervous System Cells

A: Central Nervous System

B: Central Nervous System

Peripheral Nervous System

Autonomic Nervous System

A: Sense Organs

B: Sense Organs

Endocrine System

Endocrine Glands

Blood

Anatomy of the Cardiovascular System

A: Physiology of the Cardiovascular System

B: Physiology of the Cardiovascular System

Lymphatic System

A: Immune System

B: Immune System

Stress

Anatomy of the Respiratory System

A: Physiology of the Respiratory System

A: Anatomy of the Digestive System

B: Anatomy of the Digestive System

A: Physiology of the Digestive System

B: Physiology of the Digestive System

A: Nutrition and Metabolism

B: Nutrition and Metabolism

A: Urinary System

B: Urinary System

Fluid and Electrolyte Balance

Acid-Base Balance

Male Reproductive System

A: Female Reproductive System

B: Female Reproductive System

A: Growth and Development

B: Growth and Development

A: Genetics and Heredity

B: Genetics and Heredity

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