.png){kind=logo}
PDF Download
FREE ANATOMY AND STUDY GAMES ABOUT BIO202 RIO
MID TERM EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -75 Questions and Answers -format set of multiple-choice -Expert- 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
.png)