Question 1

Which mineral in hemoglobin combines with oxygen in a reversible way?

Accepted Answer

A) Nitrogen 
B) Calcium 
C) Iron 
D) Zinc 
E) Sodium 
A) Nitrogen 
B) Calcium 
C) Iron 
D) Zinc 
E) Sodium C

Question 2

The _________________ is a tumor suppressor,inspecting DNA and stopping cell division when it detects damage.

Accepted Answer

p53 protein

Question 3

During inhalation,air flows into the lungs because:

Accepted Answer

A) air pressure is greater outside the body than in the lungs and naturally flows inside once the chest has expanded 
B) the strong chest muscles are sucking in air 
C) air moves passively in and out of the lungs through time 
D) the surfactant in the lungs "draws" in air because of its adhesive properties 
A) air pressure is greater outside the body than in the lungs and naturally flows inside once the chest has expanded 
B) the strong chest muscles are sucking in air 
C) air moves passively in and out of the lungs through time 
D) the surfactant in the lungs "draws" in air because of its adhesive properties A

Question 4

What separates the thoracic cavity from the abdominal cavity?

Accepted Answer

A) The diaphragm 
B) The pleural membrane 
C) The trachea 
D) The bronchus 
A) The diaphragm 
B) The pleural membrane 
C) The trachea 
D) The bronchus

Question 5

What is the main reason that lung cancer develops?

Accepted Answer

A) The person's immune system is nonfunctional 
B) Exposure to allergens 
C) Two tumor suppressor genes undergo mutations 
D) Mitotic growth factors replicate 
A) The person's immune system is nonfunctional 
B) Exposure to allergens 
C) Two tumor suppressor genes undergo mutations 
D) Mitotic growth factors replicate

Question 6

Fish possess a single lung.

Accepted Answer

A) True 
 B)False

Question 7

Why is smoking cigarettes so dangerous to human health?

Accepted Answer

Cigarette smoke,which is inhaled deeply

Question 8

The structures of the vertebrate lung through which gases are exchanged with the blood are the:

Accepted Answer

A) pleural membranes 
B) bronchioles 
C) bronchi 
D) alveoli 
A) pleural membranes 
B) bronchioles 
C) bronchi 
D) alveoli

Question 9

Amphibians can obtain additional oxygen through their skin by diffusion,a process called ___________________ respiration.

Accepted Answer

The answer of Amphibians can obtain additional oxygen through their...

Question 10

Fish move water in only one direction over their gills,permitting countercurrent flow.

Accepted Answer

A) True 
 B)False

Question 11

A typical breath at rest moves about 0.5 liters of air,which is referred to as the ____________ volume.

Accepted Answer

A) resting 
B) tidal 
C) residual 
D) exhaled 
A) resting 
B) tidal 
C) residual 
D) exhaled

Question 12

Which of the following possess gills?

Accepted Answer

A) Snails 
B) Sea cucumber 
C) Sea star 
D) Guppies 
E) All of the choices are correct. 
A) Snails 
B) Sea cucumber 
C) Sea star 
D) Guppies 
E) All of the choices are correct.

Question 13

In which animal is a crosscurrent flow system used for air exchange?

Accepted Answer

A) Birds 
B) Lizards 
C) Fish 
D) Mammals 
E) Whales 
A) Birds 
B) Lizards 
C) Fish 
D) Mammals 
E) Whales

Question 14

Approximately how long does it take for lung cancer to occur in a smoker?

Accepted Answer

A) 5 years 
B) 10 years 
C) 20 years 
D) 30 years 
E) 45 years 
A) 5 years 
B) 10 years 
C) 20 years 
D) 30 years 
E) 45 years

Question 15

In which animal does air flow through the lungs in one direction only?

Accepted Answer

A) Lizard 
B) Elephant 
C) Fly 
D) Hummingbird 
E) Alligator 
A) Lizard 
B) Elephant 
C) Fly 
D) Hummingbird 
E) Alligator

Question 16

In mammals,gas exchange between the air and blood takes place across the walls of the:

Accepted Answer

A) gills 
B) trachea 
C) diaphragm 
D) alveoli 
E) pleural membrane 
A) gills 
B) trachea 
C) diaphragm 
D) alveoli 
E) pleural membrane

Question 17

Red blood cells are capable of transporting:

Accepted Answer

A) oxygen only 
B) carbon dioxide only 
C) oxygen and carbon dioxide 
D) nutrients 
A) oxygen only 
B) carbon dioxide only 
C) oxygen and carbon dioxide 
D) nutrients

Question 18

During normal exhalation,air leaves the lungs because:

Accepted Answer

A) air currents outside the body draw air out of the lungs 
B) the strong chest muscles force air out by squeezing the chest cavity 
C) of the elastic recoil of muscles making air pressure greater inside the lungs than outside so it flows outward 
D) there is more carbon dioxide inside the lungs than outside,so air flows outward by diffusion 
A) air currents outside the body draw air out of the lungs 
B) the strong chest muscles force air out by squeezing the chest cavity 
C) of the elastic recoil of muscles making air pressure greater inside the lungs than outside so it flows outward 
D) there is more carbon dioxide inside the lungs than outside,so air flows outward by diffusion

Question 19

The __________,which acts as a brake on cell division,was discovered in studying the eye cancer retinoblastoma.

Accepted Answer

The answer of The __________,which acts as a brake on...

Question 20

Which of the following is incorrect concerning hemoglobin?

Accepted Answer

A) It is made of amino acids. 
B) It is made inside red blood cells. 
C) It never leaves red blood cells. 
D) It can bind to nitric oxide. 
E) It is composed of 3 protein chain subunits. 
A) It is made of amino acids. 
B) It is made inside red blood cells. 
C) It never leaves red blood cells. 
D) It can bind to nitric oxide. 
E) It is composed of 3 protein chain subunits.

Exam 24: Respiration

Which mineral in hemoglobin combines with oxygen in a reversible way?

The _________________ is a tumor suppressor,inspecting DNA and stopping cell division when it detects damage.

During inhalation,air flows into the lungs because:

What separates the thoracic cavity from the abdominal cavity?

What is the main reason that lung cancer develops?

Fish possess a single lung.

Why is smoking cigarettes so dangerous to human health?

The structures of the vertebrate lung through which gases are exchanged with the blood are the:

Amphibians can obtain additional oxygen through their skin by diffusion,a process called ___________________ respiration.

Fish move water in only one direction over their gills,permitting countercurrent flow.

A typical breath at rest moves about 0.5 liters of air,which is referred to as the ____________ volume.

Which of the following possess gills?

In which animal is a crosscurrent flow system used for air exchange?

Approximately how long does it take for lung cancer to occur in a smoker?

In which animal does air flow through the lungs in one direction only?

In mammals,gas exchange between the air and blood takes place across the walls of the:

Red blood cells are capable of transporting:

During normal exhalation,air leaves the lungs because:

The __________,which acts as a brake on cell division,was discovered in studying the eye cancer retinoblastoma.

Which of the following is incorrect concerning hemoglobin?

The Science of Biology

The Chemistry of Life

Molecules of Life

Cells

Energy and Life

Photosynthesis: Acquiring Energy From the Sun

How Cells Harvest Energy From Food

Mitosis

Meiosis

Foundations of Genetics

DNA: the Genetic Material

How Genes Work

Genomics and Biotechnology

Evolution and Natural Selection

How We Name Living Things

Prokaryotes: the First Single-Celled Creatures

Protists: Advent of the Eukaryotes

Fungi Invade the Land

Evolution of the Animal Phyla

History of the Vertebrates

How Humans Evolved

The Animal Body and How It Moves

Circulation

The Path of Food Through the Animal Body

Maintaining the Internal Environment

How the Animal Body Defends Itself

The Nervous System

The Senses

Chemical Signaling Within the Animal Body

Reproduction and Development

Evolution of Plants

Plant Form and Function

Plant Reproduction and Growth

Populations and Communities

Ecosystems

Behavior and the Environment

Human Influences on the Living World

Filters