Ch 5. Intro To Pathophysiology

Question 1

Pathophysiology is:

A. the study of healthy body systems and how they function together.
B. the study of what causes disease.
C. the study of human body structures
D. the study of how disease processes affect body function.

Answer 1

D. the study of how disease processes affect body function.

Question 2

What controls the movement of water and other substances into and out of a cell?

A. Cell nucleus
B. Cell membrane
C. DNA
d. Cell metabolism

Answer 2

B. Cell membrane

Question 3

________ is a necessary component used by cells to metabolize glucose into energy.

A Oxygen
b. Carbon dioxide
c. Electrolytes
d. DNA

Answer 3

A Oxygen

Question 4

What is the best explanation for why anaerobic metabolism is destructive?

A. It creates carbon dioxide, which is toxic to the human body in any amount.
b. It converts glucose instead of oxygen into cellular energy.
C. It causes an accumulation of waste, which becomes toxic for the cells.
D. It causes a decrease in the levels of oxygen, leading to hypoxia.

Answer 4

C. It causes an accumulation of waste, which becomes toxic for the cells.

Question 5

Fluid loss affects the amount of blood _______ and decreases the total amount of blood in the system.

A. plasma
B. cells
C. membranes
D. Capillaries

Answer 5

A. plasma

Question 6

Poor fluid distribution can be recognized through fluid accumulation, which can be observed as ________ in areas such as the ankles and feet

a. permeability
B. edema.
c. aerobic metabolism.
D. patency.

Answer 6

B. edema

Question 7

______ is the most common lower airway obstruction.

a. Alveolitis
b. The tongue
c. Soft tissue trauma
d. Bronchoconstriction

Answer 7

d. Bronchoconstriction

Question 8

Gas exchange occurs only with the air that actually reaches the:

a. trachea.
B. alveoli.
c. cell membrane.
d. medulla oblongata.

Answer 8

B. alveoli.

Question 9

All of the following contribute to the pressure within the cardiovascular system, EXCEPT:

a. the internal diameter of the blood vessels.
b. the blood volume.
c. the pumping of the heart.
D. the proper functioning of the medulla oblongata.

Answer 9

D. the proper functioning of the medulla oblongata.

Question 10

Shock is always the result of:

a. anaerobic metabolism.
b. bleeding.
C. hypoperfusion.
d. vessel dilation.

Answer 10

C. hypoperfusion