Question 1

Breathing rates are automatically increased when ___ levels are ___.

Accepted Answer

A)  oxygen...high 
B)  carbon dioxide...high 
C)  oxygen...low 
D)  carbon dioxide...low 
E)  ATP...low 
A)  oxygen...high 
B)  carbon dioxide...high 
C)  oxygen...low 
D)  carbon dioxide...low 
E)  ATP...low

Question 2

Blood is prevented from back flowing in veins because of

Accepted Answer

A)  high pressure flow. 
B)  rapid diffusion. 
C)  one-way valves. 
D)  suction from the lungs. 
E)  the pulsing of the veins. 
A)  high pressure flow. 
B)  rapid diffusion. 
C)  one-way valves. 
D)  suction from the lungs. 
E)  the pulsing of the veins.

Question 3

Thanks to the efforts of Matt Nader,Texas passed a law requiring that all high schools have

Accepted Answer

A)  more CPR classes. 
B)  physicians at all football games. 
C)  rigorous physical examinations for all high school athletes. 
D)  automated external defibrillators available for emergencies. 
E)  coaches who do not over exert the school's athletes. 
A)  more CPR classes. 
B)  physicians at all football games. 
C)  rigorous physical examinations for all high school athletes. 
D)  automated external defibrillators available for emergencies. 
E)  coaches who do not over exert the school's athletes.

Question 4

The double layered sac that surrounds the heart and protects and anchors it is called the

Accepted Answer

A)  peritoneum. 
B)  perineum. 
C)  pericardium. 
D)  peristalsis. 
E)  periwinkle. 
A)  peritoneum. 
B)  perineum. 
C)  pericardium. 
D)  peristalsis. 
E)  periwinkle.

Question 5

In capillary exchange,___ diffuses into the interstitial fluid,___ diffuses into the capillaries,and ___ stays in the capillaries.

Accepted Answer

A)  oxygen; carbon dioxide; plasma proteins 
B)  carbon dioxide; oxygen; plasma proteins 
C)  plasma proteins; oxygen; carbon dioxide 
D)  carbon dioxide; plasma proteins; oxygen 
E)  oxygen; plasma proteins; carbon dioxide 
A)  oxygen; carbon dioxide; plasma proteins 
B)  carbon dioxide; oxygen; plasma proteins 
C)  plasma proteins; oxygen; carbon dioxide 
D)  carbon dioxide; plasma proteins; oxygen 
E)  oxygen; plasma proteins; carbon dioxide

Question 6

Classification.The statements describe cardiovascular and respiratory disorders or diseases.Match the appropriate disease from the list to each description.
-an artery is narrowed due to lipid build-up and inflammation

Accepted Answer

A) hemophilia 
B) anemia. 
C) emphysema.. 
D) atherosclerosis 
E) hypertension 
A) hemophilia 
B) anemia. 
C) emphysema.. 
D) atherosclerosis 
E) hypertension

Question 7

For the following question(s),refer to the diagram above.
-The structure labeled "C" is the

Accepted Answer

A)  right ventricle. 
B)  left atrium. 
C)  left ventricle. 
D)  trunk of the pulmonary arteries. 
E)  right ventricle.. 
A)  right ventricle. 
B)  left atrium. 
C)  left ventricle. 
D)  trunk of the pulmonary arteries. 
E)  right ventricle..

Question 8

The bulging of a(n)____ during the contraction of the ventricles is referred to as ____.

Accepted Answer

A)  arteriole; pulse 
B)  artery; blood pressure 
C)  arteriole; blood pressure 
D)  artery; pulse 
E)  vein; pulse 
A)  arteriole; pulse 
B)  artery; blood pressure 
C)  arteriole; blood pressure 
D)  artery; pulse 
E)  vein; pulse

Question 9

Gas exchange between the blood and interstitial fluid occurs via

Accepted Answer

A)  diffusion. 
B)  active transport. 
C)  passive transport. 
D)  endocytosis. 
E)  pressure flow. 
A)  diffusion. 
B)  active transport. 
C)  passive transport. 
D)  endocytosis. 
E)  pressure flow.

Question 10

In which cavity does the human heart lie?

Accepted Answer

A)  thoracic 
B)  pelvic 
C)  abdominal 
D)  cranial 
E)  spinal 
A)  thoracic 
B)  pelvic 
C)  abdominal 
D)  cranial 
E)  spinal

Question 11

Exhalation

Accepted Answer

A)  is always active. 
B)  is always passive. 
C)  may be both active and passive. 
D)  compresses alveoli. 
E)  may be both active and passive, and compresses alveoli. 
A)  is always active. 
B)  is always passive. 
C)  may be both active and passive. 
D)  compresses alveoli. 
E)  may be both active and passive, and compresses alveoli.

Question 12

Which of the following is a unique feature of the diaphragm?

Accepted Answer

A)  It is the only smooth muscle in the human body. 
B)  It is the only smooth muscle that can be voluntarily controlled. 
C)  It is only found in humans. 
D)  It is the only skeletal muscle that is under involuntary control. 
E)  None of these are unique features. 
A)  It is the only smooth muscle in the human body. 
B)  It is the only smooth muscle that can be voluntarily controlled. 
C)  It is only found in humans. 
D)  It is the only skeletal muscle that is under involuntary control. 
E)  None of these are unique features.

Question 13

Use the above diagram to answer the following question(s).
-When you swallow,the ____ covers the entrance to the larynx.This structure is identified and labeled as letter ____ in the above diagram.

Accepted Answer

A)  epiglottis; E 
B)  pharynx; B 
C)  glottis; C 
D)  epiglottis; C 
E)  trachea; E 
A)  epiglottis; E 
B)  pharynx; B 
C)  glottis; C 
D)  epiglottis; C 
E)  trachea; E

Question 14

To meet the high oxygen demands of flight,birds

Accepted Answer

A)  use simple lungs. 
B)  use air sacs connected to their lungs. 
C)  use carbon dioxide for respiration. 
D)  can diffuse oxygen through their skin. 
E)  use simple lungs, and can diffuse oxygen through their skin. 
A)  use simple lungs. 
B)  use air sacs connected to their lungs. 
C)  use carbon dioxide for respiration. 
D)  can diffuse oxygen through their skin. 
E)  use simple lungs, and can diffuse oxygen through their skin.

Question 15

The vessels in which you would find the highest concentration of plasma proteins are the

Accepted Answer

A)  venules. 
B)  arterioles. 
C)  capillaries. 
D)  veins. 
E)  arteries. 
A)  venules. 
B)  arterioles. 
C)  capillaries. 
D)  veins. 
E)  arteries.

Question 16

Classification.The statements describe cardiovascular and respiratory disorders or diseases.Match the appropriate disease from the list to each description.
-a genetic disorder in which blood fails to clot properly

Accepted Answer

A) hemophilia 
B) anemia. 
C) emphysema.. 
D) atherosclerosis 
E) hypertension 
A) hemophilia 
B) anemia. 
C) emphysema.. 
D) atherosclerosis 
E) hypertension

Question 17

In a four-chambered heart,which of the following would have the thickest muscle?

Accepted Answer

A)  right atrium 
B)  left atrium 
C)  right ventricle 
D)  left ventricle 
E)  both ventricles would have equally thicker muscle than the atria 
A)  right atrium 
B)  left atrium 
C)  right ventricle 
D)  left ventricle 
E)  both ventricles would have equally thicker muscle than the atria

Question 18

What happens to plasma proteins in capillaries?

Accepted Answer

A)  they are forced into interstitial fluid by the blood pressure 
B)  they diffuse passively into the interstitial fluid 
C)  they remain in the capillaries and do not enter into the interstitial fluid 
D)  they breakup into their components and the components diffuse into the interstitial fluid 
E)  they are actively carried into the interstitial fluid 
A)  they are forced into interstitial fluid by the blood pressure 
B)  they diffuse passively into the interstitial fluid 
C)  they remain in the capillaries and do not enter into the interstitial fluid 
D)  they breakup into their components and the components diffuse into the interstitial fluid 
E)  they are actively carried into the interstitial fluid

Question 19

Examine the diagram above,and answer the following question(s).
-In the above diagram,C represents which of the following structures?

Accepted Answer

A)  large diameter blood vessel 
B)  capillary beds 
C)  the zone of diffusion of gases and nutrients 
D)  the heart 
E)  large diameter blood vessel and the zone of diffusion of gases and nutrients 
A)  large diameter blood vessel 
B)  capillary beds 
C)  the zone of diffusion of gases and nutrients 
D)  the heart 
E)  large diameter blood vessel and the zone of diffusion of gases and nutrients

Question 20

Which of the following can cause anemia?

Accepted Answer

A)  red blood cells in short supply 
B)  abnormally shaped blood cells 
C)  a low iron diet 
D)  heavy menstrual periods 
E)  all of these can cause anemia 
A)  red blood cells in short supply 
B)  abnormally shaped blood cells 
C)  a low iron diet 
D)  heavy menstrual periods 
E)  all of these can cause anemia

Exam 21: Circulation and Respiration

Breathing rates are automatically increased when ___ levels are ___.

Blood is prevented from back flowing in veins because of

Thanks to the efforts of Matt Nader,Texas passed a law requiring that all high schools have

The double layered sac that surrounds the heart and protects and anchors it is called the

In capillary exchange,___ diffuses into the interstitial fluid,___ diffuses into the capillaries,and ___ stays in the capillaries.

Classification.The statements describe cardiovascular and respiratory disorders or diseases.Match the appropriate disease from the list to each description. -an artery is narrowed due to lipid build-up and inflammation

For the following question(s),refer to the diagram above. -The structure labeled "C" is the

The bulging of a(n)____ during the contraction of the ventricles is referred to as ____.

Gas exchange between the blood and interstitial fluid occurs via

In which cavity does the human heart lie?

Exhalation

Which of the following is a unique feature of the diaphragm?

Use the above diagram to answer the following question(s). -When you swallow,the ____ covers the entrance to the larynx.This structure is identified and labeled as letter ____ in the above diagram.

To meet the high oxygen demands of flight,birds

The vessels in which you would find the highest concentration of plasma proteins are the

Classification.The statements describe cardiovascular and respiratory disorders or diseases.Match the appropriate disease from the list to each description. -a genetic disorder in which blood fails to clot properly

In a four-chambered heart,which of the following would have the thickest muscle?

What happens to plasma proteins in capillaries?

Examine the diagram above,and answer the following question(s). -In the above diagram,C represents which of the following structures?

Which of the following can cause anemia?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

DNA Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

Filters

Breathing rates are automatically increased when _ levels are _.

In capillary exchange,_ diffuses into the interstitial fluid,_ diffuses into the capillaries,and ___ stays in the capillaries.

The bulging of a(n) during the contraction of the ventricles is referred to as .

Use the above diagram to answer the following question(s). -When you swallow,the covers the entrance to the larynx.This structure is identified and labeled as letter in the above diagram.