A&P 2 Straighterline Final Exam
QUESTIONS AND CORRECT ANSWERS
A decrease in blood oxygen stimulates which of the following? - CORRECT ANSWER a. An
increase in erythropoietin formation, which increases red blood cell production
Antibodies are produced by which type of white blood cell? - CORRECT ANSWER
lymphocytes
Which statement about the structure of the heart is accurate? - CORRECT ANSWER b. The
superior and inferior venae cavae enter the right atrium, and the pulmonary veins enter the left atrium.
Which part of the cardiovascular system brings blood into the right atrium of the heart? - CORRECT
ANSWER c. Superior vena cava
Deoxygenated blood flows through the pulmonary structures in what order? - CORRECT ANSWER
d. Pulmonary semilunar valve ⇒ pulmonary trunk ⇒ pulmonary arteries
Oxygenated blood flows through the heart's structures in what order? - CORRECT ANSWER
b. Bicuspid valve ⇒ left ventricle ⇒ aortic semilunar valve
In the human body, veins are categorized according to - CORRECT ANSWER size
Which sequence correctly shows the direction of blood flow in the capillary network? - CORRECT
ANSWER
When do congenital heart diseases occur? - CORRECT ANSWER b. At birth
How does arteriosclerosis affect the circulatory system? - CORRECT ANSWER c. It increases
resistance to blood flow.
Lymph consists of water and solutes derived from - CORRECT ANSWER b. Cell tissue and
plasma.
, Which of these mechanisms is responsible for moving lymph through lymphatic vessels? -
CORRECT ANSWER b. Contraction of skeletal muscles
Which statement about diffuse lymphatic tissue is accurate? - CORRECT ANSWER a. It has a
clear boundary.
B. It contains macrophages.
C. It is located superficial to mucous membranes.
D. It is organized into compact, somewhat spherical structures.
Which is a function of the lymphatic system? - CORRECT ANSWER b. Regulation of fluid
balance
What would happen if excess lymph remained in the interstitial fluid instead of entering the lymphatic
capillaries? - CORRECT ANSWER d. Edema would result, causing tissue damage and
possibly death.
Which cell type is part of the innate immune system? - CORRECT ANSWER a. Natural killer
cell
B. Memory B cell
C. Plasma cell
D. Helper T cell
In the body's defense system, specificity and memory are key characteristics of - CORRECT
ANSWER b. Adaptive immunity.
Which of these is an autoimmune disease? - CORRECT ANSWER d. Systemic lupus
erythematosus
What is the first stage of HIV infection? - CORRECT ANSWER b. A protein on the surface of
the virus binds to a CD4 molecule on the cell surface.
QUESTIONS AND CORRECT ANSWERS
A decrease in blood oxygen stimulates which of the following? - CORRECT ANSWER a. An
increase in erythropoietin formation, which increases red blood cell production
Antibodies are produced by which type of white blood cell? - CORRECT ANSWER
lymphocytes
Which statement about the structure of the heart is accurate? - CORRECT ANSWER b. The
superior and inferior venae cavae enter the right atrium, and the pulmonary veins enter the left atrium.
Which part of the cardiovascular system brings blood into the right atrium of the heart? - CORRECT
ANSWER c. Superior vena cava
Deoxygenated blood flows through the pulmonary structures in what order? - CORRECT ANSWER
d. Pulmonary semilunar valve ⇒ pulmonary trunk ⇒ pulmonary arteries
Oxygenated blood flows through the heart's structures in what order? - CORRECT ANSWER
b. Bicuspid valve ⇒ left ventricle ⇒ aortic semilunar valve
In the human body, veins are categorized according to - CORRECT ANSWER size
Which sequence correctly shows the direction of blood flow in the capillary network? - CORRECT
ANSWER
When do congenital heart diseases occur? - CORRECT ANSWER b. At birth
How does arteriosclerosis affect the circulatory system? - CORRECT ANSWER c. It increases
resistance to blood flow.
Lymph consists of water and solutes derived from - CORRECT ANSWER b. Cell tissue and
plasma.
, Which of these mechanisms is responsible for moving lymph through lymphatic vessels? -
CORRECT ANSWER b. Contraction of skeletal muscles
Which statement about diffuse lymphatic tissue is accurate? - CORRECT ANSWER a. It has a
clear boundary.
B. It contains macrophages.
C. It is located superficial to mucous membranes.
D. It is organized into compact, somewhat spherical structures.
Which is a function of the lymphatic system? - CORRECT ANSWER b. Regulation of fluid
balance
What would happen if excess lymph remained in the interstitial fluid instead of entering the lymphatic
capillaries? - CORRECT ANSWER d. Edema would result, causing tissue damage and
possibly death.
Which cell type is part of the innate immune system? - CORRECT ANSWER a. Natural killer
cell
B. Memory B cell
C. Plasma cell
D. Helper T cell
In the body's defense system, specificity and memory are key characteristics of - CORRECT
ANSWER b. Adaptive immunity.
Which of these is an autoimmune disease? - CORRECT ANSWER d. Systemic lupus
erythematosus
What is the first stage of HIV infection? - CORRECT ANSWER b. A protein on the surface of
the virus binds to a CD4 molecule on the cell surface.
