Final Exam - Chapter 21

60 Questions  I  By Relsing
Final Exam - Chapter 21

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