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Final Exam - Chapter 21

60 Questions  I  By Relsing
Final Exam - Chapter 21

  
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1.  T lymphocytes undergo clonal deletion and anergy in the Thymus
A.
B.
2.  The respiratory burst is used by ______ to kill bacteria
A.
B.
C.
D.
E.
3.  Tight junctions prevent material from leaking between the epithelial cells of the renal tubule.
A.
B.
4.  If all other conditions remain the same, constriction of the afferent arteriole reduces the glomerular filtration rate.
A.
B.
5.  The white pulp of the spleen gets its color mainly from lymphocytes and macrophages.
A.
B.
6.  _______ become antigenic by binding to larger host molecules.
A.
B.
C.
D.
E.
7.  Peristalis is controlled by the myenteric nerve plexus
A.
B.
8.  The cytolytic action of the complement system is most similar to the action of
A.
B.
C.
D.
E.
9.  The lacteals absorb
A.
B.
C.
D.
E.
10.  The kidney has more distal convoluted tubules than collecting ducts.
A.
B.
11.  Micturition occurs when the _______ contracts.
A.
B.
C.
D.
E.
12.  Increased ADH secretion should cause the urine to have
A.
B.
C.
D.
E.
13.  The substance in question 3 that is not an enzymne is
A.
B.
C.
D.
E.
14.  The duodenum secretes a hormone that inhibits contractions of the stomach.
A.
B.
15.  Which of these is a macrophage?
A.
B.
C.
D.
E.
16.  All of the following contribute to the absorptive surface area of the small intestine except
A.
B.
C.
D.
E.
17.  Anergy is often a cause of autoimmune diseases.
A.
B.
18.  T lymphocytes are involved only in cell-mediated immunity
A.
B.
19.  A sodium deficiency (hyponatremia) could cause glycosuria.
A.
B.
20.  Tight junctions of the small intestine prevent anything from leaking between the epithelial cells.
A.
B.
21.  Cholecystokinin stimulates the release of bile into the duodenum.
A.
B.
22.  Angiotensin II reduces urine output.
A.
B.
23.  Most sodium is reabsorbed from the glomerular filtrate by
A.
B.
C.
D.
E.
24.  A tooth is composed mostly of enamel
A.
B.
25.  The renal clearance of _______ is normally zero.
A.
B.
C.
D.
E.
26.  Histamine and heparin are secreted by basophils and mast cells
A.
B.
27.  Pepsinogen, trypsinogen, and procarboxypeptidase are enzymatically inactive zymogens
A.
B.
28.  Interferons help to reduce inflammation
A.
B.
29.  Beavers have relatively little need to conserve eater and could therefore be expected to have _____ than humans do.
A.
B.
C.
D.
E.
30.  The cardinal signs of inflammation include all of the following except
A.
B.
C.
D.
E.
31.  A person who is HIV-positive and has a TH (CD4) count of 1,000 cells/mL does not have AIDS.
A.
B.
32.  Micturition depends on contraction of the detrusor muscle.
A.
B.
33.  The kidney has more _______ than any of the other structures listed.
A.
B.
C.
D.
E.
34.  Perforins are employed in both nonspecific resistance and cellular immunity.
A.
B.
35.  Which of the following enzymnes does not digest any nutrients?
A.
B.
C.
D.
E.
36.  Which of the following cells secrete digestive enzymes?
A.
B.
C.
D.
E.
37.  The only lymphatic organ with both afferent and efferent lymphatic vessels is
A.
B.
C.
D.
E.
38.  Which of the following enzymes acts in the stomach?
A.
B.
C.
D.
E.
39.  All forms of diabetes are charactgerized by glucose in the urine.
A.
B.
40.  Sodium is the most abundant solute in the urine.
A.
B.
41.  A helper T cell can bind only to another cell that has
A.
B.
C.
D.
E.
42.  The proximal convoluted tubule is not subject to hormonal influence.
A.
B.
43.  The compact ball of capillaries in a nephron is called
A.
B.
C.
D.
E.
44.  What phase of gastric regulation includes inhibition by the enterogastric reflex?
A.
B.
C.
D.
E.
45.  The minimum osmolarity of urine is 300 mOsm/L, equal to the osmolarity of the blood
A.
B.
46.  Fat is not digested until it reaches the duodenum.
A.
B.
47.  Which of the following is a periodontal tissue?
A.
B.
C.
D.
E.
48.  Which of these lies closest to the renal cortex?
A.
B.
C.
D.
E.
49.  Anatomically, the ________ of the stomach most closely resemble the _______ of the small intestine.
A.
B.
C.
D.
E.
50.  A glomerulus and glomerular capsule make up one
A.
B.
C.
D.
E.
51.  Which of these is the most abudant nitrogenous waste in the blood?
A.
B.
C.
D.
E.
52.  Which of the following results from a lack of self-tolereance?
A.
B.
C.
D.
E.
53.  Interferons kill pathogenic bacteria by making holes in their cell walls.
A.
B.
54.  The absorption of dietary iron depends on intrinsic factor
A.
B.
55.  Some bacteria employ lysozyme to liquefy the tissue gel and make it easier for them to get around
A.
B.
56.  Hepatocytes secrete bile into the hepatic sinusoids
A.
B.
57.  Which of the following correctly states the order of events in humoral immunity?  Let 1 = antigen display. 2=antibody secretion. 3=secretion of interleukin. 4=clonal selection, and 5=endocytosis of an antigen.
A.
B.
C.
D.
E.
58.  Which of the following cells are involved in nonspecific resistance but not in specific defense?
A.
B.
C.
D.
E.
59.  Filling of the stomach stimulates contractions of the colon.
A.
B.
60.  Which of the following is not an enzyme?
A.
B.
C.
D.
E.
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