A & P 2 Straighterline Final Exam-2024 | EXAM WITH ALL FREQUENTLY TESTED QUESTIONS AND STUDY GUIDE
A & P 2 Straighterline Final Exam-2024 | EXAM WITH ALL FREQUENTLY TESTED QUESTIONS AND STUDY GUIDE When erythrocytes are destroyed, which of the following events occurs? - ANS The globin portion of the molecule is broken down into amino acids. Type AB blood - ANS has both A and B antigens on the red cells In the platelet release reaction, - ANS ADP and thromboxanes stimulate other platelets to become activated. The hematocrit is - ANS d. the percentage of RBCs in a given volume of blood. What vitamin is necessary to produce many clotting factors in the liver? - ANS Vitamin K A white blood cell engulfing a bacterium is an example of blood functioning in - ANS a. protection. The oxygenated form of hemoglobin is called - ANS oxyhemoglobin The only formed elements that possess a nucleus when mature are the - ANS c. leukocytes Plasma - ANS . is the liquid matrix of the blood. An increased amount of heparin in the blood might - ANS . prevent clotting process. On which chromosome is there a mutation that leads to sickle cell anemia? - ANS b. chromosome 11 Blood consists of a matrix of plasma and cells; blood is a subtype of ______ tissue. - ANS e. connective The ability of white blood cells to leave the circulation and enter tissues is called - ANS b. diapedesis. The nervous system and certain chemicals can cause the constriction of a blood vessel. This is known as - ANS b. vascular spasm The cascade of events in the intrinsic pathway can be set into motion when _____ comes into contact with collagen. - ANS factor XII If a blood buffer is absent, what function of the blood would be compromised? - ANS regulation of pH What is tissue thromboplastin? - ANS 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? - ANS megakaryoblast Macrophages are derived from - ANS monocytes Which of the following events is one of the three main stages of coagulation? - ANS conversion of fibrinogen to fibrin
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