Question 1

Which of the following is (are) false regarding smoking marijuana?

Accepted Answer

A) It is safer than cigarette smoking. 
B) Tar is more abundant in marijuana smoke than in cigarette smoke. 
C) Chronic marijuana smokers accumulate more tar in their lungs than comparable chronic cigarette smokers. 
D) Marijuana smokers risk psychological dependency. 
E) All of these are false. 
A) It is safer than cigarette smoking. 
B) Tar is more abundant in marijuana smoke than in cigarette smoke. 
C) Chronic marijuana smokers accumulate more tar in their lungs than comparable chronic cigarette smokers. 
D) Marijuana smokers risk psychological dependency. 
E) All of these are false.

Question 2

Altitude sickness

Accepted Answer

A) results from hypoxia. 
B) is characterized by hyperventilation. 
C) is characterized by headaches. 
D) is characterized by an accelerated heart rate. 
E) includes all of these. 
A) results from hypoxia. 
B) is characterized by hyperventilation. 
C) is characterized by headaches. 
D) is characterized by an accelerated heart rate. 
E) includes all of these.

Question 3

Approximately __________ percent of lung cancers occur in smokers.

Accepted Answer

A) 20 
B) 40 
C) 60 
D) 80 
E) 100 
A) 20 
B) 40 
C) 60 
D) 80 
E) 100

Question 4

Paired lungs are characteristic of

Accepted Answer

A) some fishes. 
B) all amphibians. 
C) all birds. 
D) all mammals. 
E) all of these. 
A) some fishes. 
B) all amphibians. 
C) all birds. 
D) all mammals. 
E) all of these.

Question 5

The concentration of nitrogen in the earth's atmosphere is approximately

Accepted Answer

A) 48 percent. 
B) 58 percent. 
C) 68 percent. 
D) 78 percent. 
E) 88 percent. 
A) 48 percent. 
B) 58 percent. 
C) 68 percent. 
D) 78 percent. 
E) 88 percent.

Question 6

Human vocal cords are located in the

Accepted Answer

A) glottis. 
B) pharynx. 
C) trachea. 
D) larynx. 
E) bronchus. 
A) glottis. 
B) pharynx. 
C) trachea. 
D) larynx. 
E) bronchus.

Question 7

The two layers of fluid-filled membranes that are used to separate the lungs from other organs in humans are called

Accepted Answer

A) larynx. 
B) pharynx. 
C) bronchial. 
D) pleural. 
E) none of these. 
A) larynx. 
B) pharynx. 
C) bronchial. 
D) pleural. 
E) none of these.

Question 8

Which of the following is a bacterium associated with severe lung infection that requires a skin test or x-ray to identify?

Accepted Answer

A) jock itch 
B) Bacillus subtilis 
C) Mycobacterium tuberculosis 
D) Staphylococcus epidermidis 
E) none of these 
A) jock itch 
B) Bacillus subtilis 
C) Mycobacterium tuberculosis 
D) Staphylococcus epidermidis 
E) none of these

Question 9

Humans produce sounds by controlling the vibration of vocal cords as air passes through the

Accepted Answer

A) pharynx. 
B) glottis. 
C) epiglottis. 
D) pleura. 
E) trachea. 
A) pharynx. 
B) glottis. 
C) epiglottis. 
D) pleura. 
E) trachea.

Question 10

During inhalation

Accepted Answer

A) the pressure in the thoracic cavity is greater than the pressure within the lungs. 
B) the pressure in the alveoli is less than the atmospheric pressure. 
C) the diaphragm moves upward and becomes more concave. 
D) the chest cavity volume decreases. 
E) all of these occur. 
A) the pressure in the thoracic cavity is greater than the pressure within the lungs. 
B) the pressure in the alveoli is less than the atmospheric pressure. 
C) the diaphragm moves upward and becomes more concave. 
D) the chest cavity volume decreases. 
E) all of these occur.

Question 11

Lungs evolved from the __________ of fish.

Accepted Answer

A) gills 
B) integuments 
C) circulatory systems 
D) gut walls 
E) thoracic walls 
A) gills 
B) integuments 
C) circulatory systems 
D) gut walls 
E) thoracic walls

Question 12

Animals that have no circulatory systems tend to be

Accepted Answer

A) small. 
B) cylindrical. 
C) flattened. 
D) composed of filaments made of cells. 
E) any of these. 
A) small. 
B) cylindrical. 
C) flattened. 
D) composed of filaments made of cells. 
E) any of these.

Question 13

Which of the following is false regarding hemoglobin?

Accepted Answer

A) It is a protein. 
B) It is a pigment. 
C) It has the same function in mollusks, annelids, and some crustaceans as it has in humans. 
D) Annelid hemoglobin is a smaller than human hemoglobin. 
E) It is comparable in function to hemocyanin. 
A) It is a protein. 
B) It is a pigment. 
C) It has the same function in mollusks, annelids, and some crustaceans as it has in humans. 
D) Annelid hemoglobin is a smaller than human hemoglobin. 
E) It is comparable in function to hemocyanin.

Question 14

The forced inhalation volume is equal to about __________ milliliters.

Accepted Answer

A) 500 
B) 1,100 
C) 2,900 
D) 3,400 
E) 4,700 
A) 500 
B) 1,100 
C) 2,900 
D) 3,400 
E) 4,700

Question 15

Which of the following can lower the rate of dissolved oxygen in a water system?

Accepted Answer

A) rise in temperature 
B) lower temperatures 
C) fast moving water 
D) waves due to strong wind 
E) none of these 
A) rise in temperature 
B) lower temperatures 
C) fast moving water 
D) waves due to strong wind 
E) none of these

Question 16

Spiracles are located

Accepted Answer

A) at the insect body surface. 
B) all along the tracheal system. 
C) at the tissue end of a tracheal tube. 
D) at the cells in contact with the tracheal tubes. 
E) at the branch points along the tracheal system. 
A) at the insect body surface. 
B) all along the tracheal system. 
C) at the tissue end of a tracheal tube. 
D) at the cells in contact with the tracheal tubes. 
E) at the branch points along the tracheal system.

Question 17

Which of the following is false regarding bronchitis?

Accepted Answer

A) It can result from chronic irritation of the ciliated lining of the bronchioles. 
B) Irritated epithelial cells decrease their production of mucus. 
C) Bacteria colonize the epithelial mucus. 
D) Early attacks are treatable. 
E) Fibrous scar tissue forms in chronic bronchitis. 
A) It can result from chronic irritation of the ciliated lining of the bronchioles. 
B) Irritated epithelial cells decrease their production of mucus. 
C) Bacteria colonize the epithelial mucus. 
D) Early attacks are treatable. 
E) Fibrous scar tissue forms in chronic bronchitis.

Question 18

Emphysema causes or contributes to the deaths of about__________ thousand people per year the United States.

Accepted Answer

A) 2 
B) 4 
C) 8 
D) 16 
E) 100 
A) 2 
B) 4 
C) 8 
D) 16 
E) 100

Question 19

Assuming the standard values for the atmospheric partial pressures of N2, O2, and CO2 at sea level, what is the approximate total partial pressure of the remaining atmospheric gases?

Accepted Answer

A) 0.3 mm Hg 
B) 3.3 mm Hg 
C) 5.3 mm Hg 
D) 7.3 mm Hg 
E) none of these 
A) 0.3 mm Hg 
B) 3.3 mm Hg 
C) 5.3 mm Hg 
D) 7.3 mm Hg 
E) none of these

Question 20

In the United States, about __________ teenagers join the ranks of habitual smokers each day.

Accepted Answer

A) 1,000 
B) 2,000 
C) 3,000 
D) 4,000 
E) 5,000 
A) 1,000 
B) 2,000 
C) 3,000 
D) 4,000 
E) 5,000

Exam 39: Respiration

Which of the following is (are) false regarding smoking marijuana?

Altitude sickness

Approximately __________ percent of lung cancers occur in smokers.

Paired lungs are characteristic of

The concentration of nitrogen in the earth's atmosphere is approximately

Human vocal cords are located in the

The two layers of fluid-filled membranes that are used to separate the lungs from other organs in humans are called

Which of the following is a bacterium associated with severe lung infection that requires a skin test or x-ray to identify?

Humans produce sounds by controlling the vibration of vocal cords as air passes through the

During inhalation

Lungs evolved from the __________ of fish.

Animals that have no circulatory systems tend to be

Which of the following is false regarding hemoglobin?

The forced inhalation volume is equal to about __________ milliliters.

Which of the following can lower the rate of dissolved oxygen in a water system?

Spiracles are located

Which of the following is false regarding bronchitis?

Emphysema causes or contributes to the deaths of about__________ thousand people per year the United States.

Assuming the standard values for the atmospheric partial pressures of N2, O2, and CO2 at sea level, what is the approximate total partial pressure of the remaining atmospheric gases?

In the United States, about __________ teenagers join the ranks of habitual smokers each day.

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

Assuming the standard values for the atmospheric partial pressures of N₂, O₂, and CO₂ at sea level, what is the approximate total partial pressure of the remaining atmospheric gases?