STRAIGHTER LINE A&P2 EXAM QUESTIONS WITH SOLVED
SOLUTIONS.
When defective erythrocytes are broken down, Answer >> bilirubin is formed
from the breakdown of hemoglobin.
The most numerous of the leukocytes is the Answer >> neutrophil.
Which of the following cell types is incorrectly matched with its description?
Answer >> lymphocytes - become macrophages
Agglutination of red blood cells means Answer >> they clump together.
When the antigens on erythrocytes bind with antibodies in the plasma, Answer >>
agglutination of erythrocytes occurs.
For a person whose hematocrit is 45%, in which choice below are the components
of blood correctly ranked in order of decreasing percent volume? Answer >>
plasma, RBCs, WBCs
In adults, red blood cells are made in one place, spend most of their lifespan in
another, and most are finally destroyed in yet another place. Which choice lists
these locations in the correct chronological order? Answer >> bone marrow;
blood vessels; spleen
,STRAIGHTER LINE A&P2
Erythropoiesis does not require Answer >> vitamin K.
The condition characterized by overproduction of erythrocytes is called Answer
>> erythrocytosis
If your son is diagnosed with hemophilia, he would have Answer >> a disorder of
the clotting process.
Which of the following functions is associated with the blood? Answer >> delivery
of oxygen to tissue cells
Erythropoietin Answer >> is a product of the kidney.
Platelets Answer >> All of these choices are correct.
Each hemoglobin molecule Answer >> transports four oxygen molecules.
The nervous system and certain chemicals can cause the construction of a blood
vessel. This is known as Answer >> vascular spasm.
Plasma is ____ while formed elements are ____. Answer >> the liquid portion of
blood; the cells
Which of the following phrases is least likely to be used in describing
erythrocytes? Answer >> nucleus is centrally located
,STRAIGHTER LINE A&P2
Hemoglobin Answer >> transports oxygen in the blood
Healing after clot formation involves Answer >> All of these choices are correct.
What vitamin is necessary to produce many clotting factors in the liver? Answer
>> vitamin K
The smallest leukocytes are the _____ and the largest are the ______. Answer >>
lymphocytes; monocytes
Which of the following is NOT a form of hemoglobin found in the developing
human? Answer >> adolescent
Agglutinins are: Answer >> antibodies directed against blood cell antigenic
markers.
Which of the following is mismatched? Answer >> pernicious anemia - loss of
blood from the body
When a blood vessel is damaged, which of the following events occurs last?
Answer >> Platelets begin to stick to each other and form a plug.
What type of gene expression occurs when a person has type AB blood? Answer
>> codominance
The oxygenated form of hemoglobin is called Answer >> oxyhemoglobin
, STRAIGHTER LINE A&P2
The only formed elements that possess a nucleus when mature are the Answer >>
leukocytes
Neutrophils of the blood are derived from a population of stem cells called
Answer >> myoblasts
The plasma component that forms fibrin, the insoluble protein, in a blood clot is
Answer >> fibrinogen
Which of the following is a granulocyte? Answer >> monocyte
What may be affected if the enzyme carbonic anhydrase was not made in the
body? Answer >> conversion of carbon dioxide to bicarbonate ion
What ion is necessary for the coagulation process? Answer >> calcium
Mike has blood type A. He needs blood, however blood type A is not available.
The next best choice would be blood type _______. Answer >> O
Choose the arrangement that lists the chemicals in the order in which they would
be used for coagulation.
(1) thrombin
(2) fibrinogen
(3) prothrombin’s
(4) activated factor XII Answer >> 4, 3, 1, 2