How can we help?

You can also find more resources in our Help Center.

Blood Practice Test

STUDY
PLAY
What erythrocyte production disorder results from an autoimmune disease associated with vitamin B12 absorption?
Pernicious anemia
An abnormal excess of erythrocytes is called
polycythemia
The most abundant leukocytes are
neutrophil
When a person has an acute bacterial infection, such as meningitis or appendicitis, which type of leukocyte increases in number?
neutrophil
Which type of leukocyte is responsible for antibody production?
lymphocyte
When we take anti-histamines, we are countering the effects of which type of leukocyte?
basophil
Platelet formation is regulated by
thrombopoietin
Which leukocyte functions in phagocytizing bacteria?
neutrophil
Which of the following is NOT a functional characteristic of leukocytes?
leukocytosis
Which of the following is best suited to the clotting process that occurs when blood vessels are ruptured?
platelets
The first step in hemostasis is
vascular spasm
Which formed element can be described as cytoplasmic fragments?
platelets
What "clot buster" enzyme removes unneeded clots after healing has occurred during fibrinolysis?
plasmin
A person who lacks agglutinogens A and B would have blood type
O
What protein involved in coagulation provides the scaffolding for tissue repair?
fibrin
Which of the following does NOT serve as a site for blood cell production in the developing fetus?
intestines
Erythrocytes lack a nucleus.
True
During erythroblastosis fetalis, a Rh- mother's anti-Rh antibodies that have crossed the placenta will cause agglutination of the fetus's Rh+ RBCs. However, the reverse problem never happens when a Rh+ mother is pregnant with a Rh- fetus, that is, antibodies produced by the fetus cannot cause agglutination of the mother's Rh+ RBCs. This is true because
antibodies that can cause this agglutination are not produced by a fetus
Which of the following is NOT a formed element of the blood?
antibodies
An individual who is blood type AB negative can
receive any blood type in moderate amounts except that with the Rh antigen