Question 1

A diagnosis of _________(or high blood pressure) is made when blood pressure is higher than 140/90.

Accepted Answer

The answer of A diagnosis of _________(or high blood pressure)...

Question 2

In mammals, blood with a low oxygen content enters the_________ of the heart.

Accepted Answer

A)  aorta 
B)  left ventricle 
C)  left atrium 
D)  right ventricle 
E)  right atrium 
A)  aorta 
B)  left ventricle 
C)  left atrium 
D)  right ventricle 
E)  right atrium

Question 3

All of the following are true of the SA node EXCEPT that it

Accepted Answer

A)  directly stimulates the atria. 
B)  directly stimulates the ventricles. 
C)  is the pacemaker. 
D)  is influenced by nerve impulses and hormones. 
A)  directly stimulates the atria. 
B)  directly stimulates the ventricles. 
C)  is the pacemaker. 
D)  is influenced by nerve impulses and hormones.

Question 4

An artificial pacemaker is a device that replaces the actions of the

Accepted Answer

A)  ventricles. 
B)  atria. 
C)  atrioventricular node. 
D)  sinoatrial node. 
A)  ventricles. 
B)  atria. 
C)  atrioventricular node. 
D)  sinoatrial node.

Question 5

Which of the following does NOT play a role in blood clotting?

Accepted Answer

A)  Platelets 
B)  Fibrinogen 
C)  Thrombin 
D)  Fibrin 
E)  Albumin 
A)  Platelets 
B)  Fibrinogen 
C)  Thrombin 
D)  Fibrin 
E)  Albumin

Question 6

During clotting, what happens to the plasma protein fibrinogen?)

Accepted Answer

It is converted into fibrin, w

Question 7

What is the role of erythropoietin?

Accepted Answer

It simulates the bon

Question 8

What is an advantage of closed circulatory systems?

Accepted Answer

Closed systems allow for more

Question 9

Fishes have a two-chambered heart, a single atrium, and a single ventricle.

Accepted Answer

A) True 
 B)False

Question 10

Atherosclerosis

Accepted Answer

A)  is caused by a diet high in salt. 
B)  reduces blood flow in arteries. 
C)  causes a loss of plaque from the walls of the arteries. 
D)  is a condition of the veins. 
E)  is another name for high blood pressure. 
A)  is caused by a diet high in salt. 
B)  reduces blood flow in arteries. 
C)  causes a loss of plaque from the walls of the arteries. 
D)  is a condition of the veins. 
E)  is another name for high blood pressure.

Question 11

What two organs are considered to be part of the lymphatic system?

Accepted Answer

A)  Spleen and thymus 
B)  Thalamus and hypothalamus 
C)  Gall bladder and kidneys 
D)  Pancreas and liver 
E)  Heart and lungs 
A)  Spleen and thymus 
B)  Thalamus and hypothalamus 
C)  Gall bladder and kidneys 
D)  Pancreas and liver 
E)  Heart and lungs

Question 12

Imagine that you are a red blood cell. Describe your ʺTrek Through the Heartʺ from when you enter until you finally exit. (Hint: You enter the right atrium. What next?)

Accepted Answer

You enter the right atrium and go into t

Question 13

A three-chambered heart

Accepted Answer

A)  has three ventricles. 
B)  has one atrium and two ventricles. 
C)  has three atria. 
D)  has two atria and one ventricle. 
E)  is found in fish. 
A)  has three ventricles. 
B)  has one atrium and two ventricles. 
C)  has three atria. 
D)  has two atria and one ventricle. 
E)  is found in fish.

Question 14

Platelets are large cells that aid in blood clotting.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following have four-chambered hearts?

Accepted Answer

A)  Birds 
B)  Fishes 
C)  Spiders 
D)  Frogs 
A)  Birds 
B)  Fishes 
C)  Spiders 
D)  Frogs

Question 16

Lymph nodes aid in the destruction of bacteria and viruses.

Accepted Answer

A) True 
 B)False

Question 17

The period of time in which the ventricles contract is known as ventricular _________.

Accepted Answer

The answer of The period of time in which the...

Question 18

The most abundant cell type in blood is the

Accepted Answer

A)  leukocyte. 
B)  platelet. 
C)  erythrocyte. 
D)  neutrophil. 
E)  basophil. 
A)  leukocyte. 
B)  platelet. 
C)  erythrocyte. 
D)  neutrophil. 
E)  basophil.

Question 19

All of the following are true statements about the lymphatic system EXCEPT that

Accepted Answer

A)  the lymphatic system helps defend the body against disease. 
B)  lymphatic vessels resemble veins because they have valves. 
C)  the lymphatic system returns fluids to the bloodstream. 
D)  the lymphatic system transports carbohydrates from the small intestine to the blood. 
A)  the lymphatic system helps defend the body against disease. 
B)  lymphatic vessels resemble veins because they have valves. 
C)  the lymphatic system returns fluids to the bloodstream. 
D)  the lymphatic system transports carbohydrates from the small intestine to the blood.

Question 20

Which of the following is smallest in diameter?

Accepted Answer

A)  Arteriole 
B)  Venule 
C)  Artery 
D)  Veni 
E)  Capillary 
A)  Arteriole 
B)  Venule 
C)  Artery 
D)  Veni 
E)  Capillary

Exam 33: Circulation

A diagnosis of _________(or high blood pressure) is made when blood pressure is higher than 140/90.

In mammals, blood with a low oxygen content enters the_________ of the heart.

All of the following are true of the SA node EXCEPT that it

An artificial pacemaker is a device that replaces the actions of the

Which of the following does NOT play a role in blood clotting?

During clotting, what happens to the plasma protein fibrinogen?)

What is the role of erythropoietin?

What is an advantage of closed circulatory systems?

Fishes have a two-chambered heart, a single atrium, and a single ventricle.

Atherosclerosis

What two organs are considered to be part of the lymphatic system?

Imagine that you are a red blood cell. Describe your ʺTrek Through the Heartʺ from when you enter until you finally exit. (Hint: You enter the right atrium. What next?)

A three-chambered heart

Platelets are large cells that aid in blood clotting.

Which of the following have four-chambered hearts?

Lymph nodes aid in the destruction of bacteria and viruses.

The period of time in which the ventricles contract is known as ventricular _________.

The most abundant cell type in blood is the

All of the following are true statements about the lymphatic system EXCEPT that

Which of the following is smallest in diameter?

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

Cellular Reproduction

Meiosis: the Basis of Sexual 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 Amid 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

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Respiration

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

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