A & P 2 Sraighterline Final Review part 1

When erythrocytes are destroyed, which of the following events occurs? The globin portion of
the molecule is broken down into amino acids.
Type AB blood has both A and B antigens on the red cells
In the platelet release reaction, ADP and thromboxanes stimulate other platelets to become
activated.
The hematocrit is d. the percentage of RBCs in a given volume of blood.
What vitamin is necessary to produce many clotting factors in the liver? Vitamin K
A white blood cell engulfing a bacterium is an example of blood functioning in a. protection.
The oxygenated form of hemoglobin is called oxyhemoglobin
The only formed elements that possess a nucleus when mature are the c. leukocytes
Plasma . is the liquid matrix of the blood.
An increased amount of heparin in the blood might . prevent clotting process.
On which chromosome is there a mutation that leads to sickle cell anemia?b. chromosome 11
Blood consists of a matrix of plasma and cells; blood is a subtype of ______ tissue. e.
connective
The ability of white blood cells to leave the circulation and enter tissues is called b. diapedesis.
The nervous system and certain chemicals can cause the constriction of a blood vessel. This is
known as b. vascular spasm
The cascade of events in the intrinsic pathway can be set into motion when _____ comes into
contact with collagen. factor XII
If a blood buffer is absent, what function of the blood would be compromised? regulation of
pH
What is tissue thromboplastin? A compound released by damaged tissue that initiates the
extrinsic clotting pathway
A deficiency of which of the following stem cells would result in a marked increase in the
clotting time of blood? megakaryoblast
Macrophages are derived from monocytes