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Edema is NOT caused by a) obstruction of the lymph nodes by parasites or cancerous cells. b) heart failure. c) decreased capillary hydraulic...
1.Edema is NOT caused by
a) obstruction of the lymph nodes by parasites or cancerous cells.
b) heart failure.
c) decreased capillary hydraulic pressure.
d) inadequate lymph drainage.
e) all of the above
2.A myocardial infarction __________.
a) can disrupt the electrical activity and cause arrhythmias in the heart
b) is commonly called a heart attack
c) can be caused by atherosclerosis
d) results when myocardial cells are deprived of oxygen
e) all of these are true
3.What would be the main effect on red blood cells of a drug that interferes with hemoglobin synthesis?
a) the cells formed would not be able to carry as much oxygen as normal b) the cells formed would carry larger amounts of carbon dioxide
c) the cells would be round like spheres
d) fewer cells than normal would be formed
e) all of the above
4.Each red blood cell is shaped as a biconcave disk. This allows it to
a) change its shape to squeeze through narrow openings.
b) synthesize new proteins and membrane components readily.
c) move in response to osmotic conditions.
d) A and B
e) A, B, and C
5.The waste product bilirubin is produced from
a) the globin chains of hemoglobin. b) the portions of heme molecules that do not contain iron.
c) abnormal proteins found in red blood cells.
d) the portions of heme molecules that contain iron.
e) the iron found in hemoglobin molecules.
6.Platelets are a) large cells with a prominent, indented nucleus. b) large cells that lack a nucleus. c) fragments of large cells. d) small cells that lack a nucleus. e) small cells with a many-shaped nucleus.
