A & P 2 Straighterline Final Exam- 303 questions- with complete solutions

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