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A&P 2 Straighterline Final Exam with 100% Correct Answers 2023
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A&P 2 Straighterline Final Exam with 100% Correct Answers 2023
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A&P 2 Straighterline Final Exam with 100% Correct Answers 2023A 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.
Which three organs make up the lower respiratory tract? - Correct Answer-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 - Correct Answer-d. ventilation.
In the human body, internal respiration is a gas exchange between the - Correct Answer-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? - Correct Answer-Select one:
a. 1400 mL
b. 2400 mL
c. 4100 mL
d. 4600 mL
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