Question 1

Which of the following events causes exhalation?

Accepted Answer

A) contraction of the diaphragm 
B) expansion of the lungs 
C) contraction of the rib muscles 
D) relaxation of the diaphragm 
A) contraction of the diaphragm 
B) expansion of the lungs 
C) contraction of the rib muscles 
D) relaxation of the diaphragm

Question 2

What usually causes the respiratory center to stimulate an increase in the breathing rate?

Accepted Answer

a rise in

Question 3

Which of the following groups of animals can most efficiently extract oxygen from the atmosphere?

Accepted Answer

A) amphibians 
B) reptiles 
C) birds 
D) mammals 
E) insects 
A) amphibians 
B) reptiles 
C) birds 
D) mammals 
E) insects

Question 4

Aquatic animals, in general, face more of a challenge when extracting oxygen from their environment than do terrestrial animals. Why?

Accepted Answer

A) Less oxygen is available in water than in air. 
B) Less energy is required to ventilate gills than lungs. 
C) Aquatic animals lose ions to the environment. 
D) Gills have thinner cells than alveoli. 
E) Parabronchi have twice the metabolic rate of spiracles. 
A) Less oxygen is available in water than in air. 
B) Less energy is required to ventilate gills than lungs. 
C) Aquatic animals lose ions to the environment. 
D) Gills have thinner cells than alveoli. 
E) Parabronchi have twice the metabolic rate of spiracles.

Question 5

All of the following are stages in gas exchange in respiratory systems EXCEPT:

Accepted Answer

A) air moving across the system by bulk flow. 
B) diffusion of O2 and CO2 across the respiratory membranes. 
C) active transport of O2 into the circulatory system. 
D) transport of gases by the circulatory system by bulk flow. 
E) gas exchange from the circulation to the tissues by diffusion. 
A) air moving across the system by bulk flow. 
B) diffusion of O2 and CO2 across the respiratory membranes. 
C) active transport of O2 into the circulatory system. 
D) transport of gases by the circulatory system by bulk flow. 
E) gas exchange from the circulation to the tissues by diffusion.

Question 6

Describe how fish are able to extract O2 from water.

Accepted Answer

Countercurrent exchange occurs

Question 7

The respiratory center is located in the:

Accepted Answer

A) medulla. 
B) cortex. 
C) spinal cord. 
D) midbrain. 
E) hypothalamus. 
A) medulla. 
B) cortex. 
C) spinal cord. 
D) midbrain. 
E) hypothalamus.

Question 8

When a bumblebee lands on a flower, it pumps its abdomen up and down to move oxygen into its system of ________ through the round holes called ________ on its abdomen.

Accepted Answer

The answer of When a bumblebee lands on a flower,...

Question 9

Cigarette smoke can inactivate the cilia of the lungs for:

Accepted Answer

A) 10 minutes. 
B) 60 minutes. 
C) 12 hours. 
D) 24 hours. 
A) 10 minutes. 
B) 60 minutes. 
C) 12 hours. 
D) 24 hours.

Question 10

What features are common to all respiratory systems?

Accepted Answer

All systems are mois

Question 11

All of the following can bind to hemoglobin EXCEPT:

Accepted Answer

A) oxygen. 
B) carbon monoxide. 
C) carbon dioxide. 
D) nitrogen. 
A) oxygen. 
B) carbon monoxide. 
C) carbon dioxide. 
D) nitrogen.

Question 12

The function of the epiglottis is to:

Accepted Answer

A) cover fish gills. 
B) close insect trachea. 
C) prevent food from entering the airway. 
D) be part of the vocal cords. 
E) produce the alveolar surfactant. 
A) cover fish gills. 
B) close insect trachea. 
C) prevent food from entering the airway. 
D) be part of the vocal cords. 
E) produce the alveolar surfactant.

Question 13

________ is a waste product of cellular respiration.

Accepted Answer

A) ATP 
B) Oxygen 
C) Carbon dioxide 
D) Nitrogen 
E) Glucose 
A) ATP 
B) Oxygen 
C) Carbon dioxide 
D) Nitrogen 
E) Glucose

Question 14

The vocal cords are located in the:

Accepted Answer

A) larynx. 
B) pharynx. 
C) epiglottis. 
D) trachea. 
E) bronchi. 
A) larynx. 
B) pharynx. 
C) epiglottis. 
D) trachea. 
E) bronchi.

Question 15

Vertebrate lungs probably evolved from the digestive tracts of fishes. True or False?

Accepted Answer

A) True 
 B)False

Question 16

After passing through the nasal cavities, incoming air next moves to the:

Accepted Answer

A) larynx. 
B) bronchi. 
C) pharynx. 
D) trachea. 
E) bronchioles. 
A) larynx. 
B) bronchi. 
C) pharynx. 
D) trachea. 
E) bronchioles.

Question 17

In the lungs, oxygen moves from air into blood by:

Accepted Answer

A) diffusion. 
B) osmosis. 
C) bulk flow. 
D) active transport. 
E) facilitated diffusion. 
A) diffusion. 
B) osmosis. 
C) bulk flow. 
D) active transport. 
E) facilitated diffusion.

Question 18

How can a sponge get oxygen to every cell of its body without a respiratory system?

Accepted Answer

A sponge has channel

Question 19

Carbon monoxide is poisonous because it:

Accepted Answer

A) causes breathing to stop. 
B) is toxic to the brain. 
C) prevents the SA node from functioning. 
D) prevents hemoglobin from carrying oxygen. 
E) slows the cilia in the respiratory tract. 
A) causes breathing to stop. 
B) is toxic to the brain. 
C) prevents the SA node from functioning. 
D) prevents hemoglobin from carrying oxygen. 
E) slows the cilia in the respiratory tract.

Question 20

Where do air from the nose and air from the mouth join?

Accepted Answer

A) larynx 
B) bronchi 
C) pharynx 
D) trachea 
E) bronchioles 
A) larynx 
B) bronchi 
C) pharynx 
D) trachea 
E) bronchioles

Exam 33: Respiration

Which of the following events causes exhalation?

What usually causes the respiratory center to stimulate an increase in the breathing rate?

Which of the following groups of animals can most efficiently extract oxygen from the atmosphere?

Aquatic animals, in general, face more of a challenge when extracting oxygen from their environment than do terrestrial animals. Why?

All of the following are stages in gas exchange in respiratory systems EXCEPT:

Describe how fish are able to extract O2 from water.

The respiratory center is located in the:

When a bumblebee lands on a flower, it pumps its abdomen up and down to move oxygen into its system of ________ through the round holes called ________ on its abdomen.

Cigarette smoke can inactivate the cilia of the lungs for:

What features are common to all respiratory systems?

All of the following can bind to hemoglobin EXCEPT:

The function of the epiglottis is to:

________ is a waste product of cellular respiration.

The vocal cords are located in the:

Vertebrate lungs probably evolved from the digestive tracts of fishes. True or False?

After passing through the nasal cavities, incoming air next moves to the:

In the lungs, oxygen moves from air into blood by:

How can a sponge get oxygen to every cell of its body without a respiratory system?

Carbon monoxide is poisonous because it:

Where do air from the nose and air from the mouth join?

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

The Continuity of Life: Cellular Reproduction

Patterns of Inheritance

Dna: the Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amidst Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity Ii: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

How Do Ecosystems Work

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

Filters

When a bumblebee lands on a flower, it pumps its abdomen up and down to move oxygen into its system of through the round holes called on its abdomen.