A&P 2 Straighterline Final Exam questions and
answers Latest 2025
A decrease in blood oxygen stimulates which of the following? - ANS-a. an increase in
erythropoietin formation, which increases red blood cell production
Antibodies are produced by which type of white blood cell? - ANS-lymphocytes
Which statement about the structure of the heart is accurate? - ANS-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? -
ANS-c. superior vena cava
Deoxygenated blood flows through the pulmonary structures in what order? - ANS-d.
pulmonary semilunar valve ⇒ pulmonary trunk ⇒ pulmonary arteries
Oxygenated blood flows through the heart's structures in what order? - ANS-b. bicuspid
valve ⇒ left ventricle ⇒ aortic semilunar valve
In the human body, veins are categorized according to - ANS-size
Which sequence correctly shows the direction of blood flow in the capillary network? -
ANS-
When do congenital heart diseases occur? - ANS-b. at birth
How does arteriosclerosis affect the circulatory system? - ANS-c. It increases resistance
to blood flow.
Lymph consists of water and solutes derived from - ANS-b. cell tissue and plasma.
Which of these mechanisms is responsible for moving lymph through lymphatic
vessels? - ANS-b. contraction of skeletal muscles
Which statement about diffuse lymphatic tissue is accurate? - ANS-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? - ANS-b. regulation of fluid balance
, What would happen if excess lymph remained in the interstitial fluid instead of entering
the lymphatic capillaries? - ANS-d. Edema would result, causing tissue damage and
possibly death.
Which cell type is part of the innate immune system? - ANS-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 - ANS-
b. adaptive immunity.
Which of these is an autoimmune disease? - ANS-d. systemic lupus erythematosus
What is the first stage of HIV infection? - ANS-b. A protein on the surface of the virus
binds to a CD4 molecule on the cell surface.
Which three organs make up the lower respiratory tract? - ANS-a. pharynx, larynx, and
trachea
b. nose, nasal cavity, and pharynx
c. pharynx, trachea, and bronchi
d. trachea, bronchi, and lungs
The process of moving air into and out of the lungs is called - ANS-d. ventilation.
In the human body, internal respiration is a gas exchange between the - ANS-a. air in
the lungs and the blood.
b. air in the lungs and the tissues.
c. blood and the lymph.
d. blood and the tissues.
The inspiratory reserve volume for a young adult male is 3000 mL, the tidal volume is
500 mL, and the expiratory reserve volume is 1100 mL. What is the vital capacity? -
ANS-Select one:
a. 1400 mL
b. 2400 mL
c. 4100 mL
d. 4600 mL
In the respiratory system, the muscles of inspiration include the diaphragm, the
pectoralis minor, scalenes, and the - ANS-a. external intercostals.
During inspiration, how does the air pressure outside the body compare with the air
pressure in the alveoli? - ANS-a. The air pressure outside the body is lower than the air
pressure in the alveoli.
b. The air pressure outside the body is higher than the air pressure in the alveoli.
answers Latest 2025
A decrease in blood oxygen stimulates which of the following? - ANS-a. an increase in
erythropoietin formation, which increases red blood cell production
Antibodies are produced by which type of white blood cell? - ANS-lymphocytes
Which statement about the structure of the heart is accurate? - ANS-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? -
ANS-c. superior vena cava
Deoxygenated blood flows through the pulmonary structures in what order? - ANS-d.
pulmonary semilunar valve ⇒ pulmonary trunk ⇒ pulmonary arteries
Oxygenated blood flows through the heart's structures in what order? - ANS-b. bicuspid
valve ⇒ left ventricle ⇒ aortic semilunar valve
In the human body, veins are categorized according to - ANS-size
Which sequence correctly shows the direction of blood flow in the capillary network? -
ANS-
When do congenital heart diseases occur? - ANS-b. at birth
How does arteriosclerosis affect the circulatory system? - ANS-c. It increases resistance
to blood flow.
Lymph consists of water and solutes derived from - ANS-b. cell tissue and plasma.
Which of these mechanisms is responsible for moving lymph through lymphatic
vessels? - ANS-b. contraction of skeletal muscles
Which statement about diffuse lymphatic tissue is accurate? - ANS-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? - ANS-b. regulation of fluid balance
, What would happen if excess lymph remained in the interstitial fluid instead of entering
the lymphatic capillaries? - ANS-d. Edema would result, causing tissue damage and
possibly death.
Which cell type is part of the innate immune system? - ANS-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 - ANS-
b. adaptive immunity.
Which of these is an autoimmune disease? - ANS-d. systemic lupus erythematosus
What is the first stage of HIV infection? - ANS-b. A protein on the surface of the virus
binds to a CD4 molecule on the cell surface.
Which three organs make up the lower respiratory tract? - ANS-a. pharynx, larynx, and
trachea
b. nose, nasal cavity, and pharynx
c. pharynx, trachea, and bronchi
d. trachea, bronchi, and lungs
The process of moving air into and out of the lungs is called - ANS-d. ventilation.
In the human body, internal respiration is a gas exchange between the - ANS-a. air in
the lungs and the blood.
b. air in the lungs and the tissues.
c. blood and the lymph.
d. blood and the tissues.
The inspiratory reserve volume for a young adult male is 3000 mL, the tidal volume is
500 mL, and the expiratory reserve volume is 1100 mL. What is the vital capacity? -
ANS-Select one:
a. 1400 mL
b. 2400 mL
c. 4100 mL
d. 4600 mL
In the respiratory system, the muscles of inspiration include the diaphragm, the
pectoralis minor, scalenes, and the - ANS-a. external intercostals.
During inspiration, how does the air pressure outside the body compare with the air
pressure in the alveoli? - ANS-a. The air pressure outside the body is lower than the air
pressure in the alveoli.
b. The air pressure outside the body is higher than the air pressure in the alveoli.
