FREE ANATOMY AND STUDY GAMES ABOUT BIO202 RIO

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FREE ANATOMY AND STUDY GAMES ABOUT BIO202 RIO

MID TERM EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -75 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Area where B cells become immunocompetent.

Answer:

bone marrow Question 2: A ring of lymphoid tissue that appears as a swelling of the mucosa in the oral cavity

is called a(n):

Answer:

Tonsil

Question 3: These types of cells differentiate in the thymus.

Answer:

T Cells

Question 4: First line of defense

Answer:

Skin and mucous membranes

Question 5: Which of the following is not a type of T cell?

Answer:

Antigenic

Question 6: Third line of defense

Answer:

Immune response Question 7: Small organs associated with lymphatic vessels are termed:

Answer:

Lymph nodes Question 8: Lymph exits the convex side of the lymph node through a number of these vessels.

Answer:

Efferent Lymphatic Vessels Question 9: A patient with essential hypertension might have pressures of 200/120 mm Hg. This

hypertensive state could result in all of the following changes except:

Answer:

Decreased size of the heart muscle Question 10: Lymph exits the convex side of the lymph node through a number of these vessels.

Answer:

Afferent Lymphatic Vessels Question 11: This wave indicates depolarization of the atria just before atrial contraction.

Answer:

P Wave Question 12: Large isolated clusters of lymphoid follicles, structurally similar to tonsils, that are located in the wall of the distal portion of small intestine

Answer:

Peyer's Patches

Question 13: If we were able to artificially alter the membrane permeability of pacemaker cells

so that sodium influx is more rapid:

Answer:

Slow calcium channels in the pacemaker tissue would be cycling at a greater rate

Question 14: Select the correct statement about lymph transport.

Answer:

Lymph transport depends on the movement of adjacent tissues, such as skeletal muscles

Question 15: Area where T cells become immunocompetent.

Answer:

thymus Question 16: Lymph collecting or pooling from the lower extremities would first pool in the _____before moving up.

Answer:

Cisterna Chili Question 17: The distal portion of the small intestine contains clumps of lymph follicles called:

Answer:

Peyer's patches

Question 18: Select the correct statement about lymphocytes.

Answer:

B cells produce plasma cells, which secrete antibodies in to the blood

Question 19: The thoracic duct of the lymphatic system empties into the _____.

Answer:

Subclavian Vein Question 20: Which of the following are involved directly in pulmonary circulation?

Answer:

Right ventricle, pulmonary artery, and left atrium

Question 21: Stenosis of the mitral valve may initially cause a pressure increase in the:

Answer:

Pulmonary circulation Question 22: The lymphatic capillaries are:

Answer:

More permeable than blood capillaries Question 23: A thrombus (blood clot) in the first branch of the arch of the aorta would affect the

flow of blood to the:

Answer:

Right side of the head and neck and right upper arm Question 24: The process whereby neutrophils and other white blood cells are attracted to the

inflammatory site is called:

Answer:

Chemotaxis Question 25: Isolated clusters of lymph follicles found in the wall of the small intestine.

Answer:

Peyer's Patches

Question 26: A double walled fibrous sac that encloses the heart.

Answer:

Pericardium Question 27: The thymus is most active during:

Answer:

Childhood

Question 28: Immunological memory

Answer:

response that recognizes and mounts an attack on antigens previously encountered