SCIN 132 Week 3 Quiz Question 1 of 32 3.0/ 3.0 Points The pH of a liquid is a measure of its acidity or alkalinity. The normal range of pH of blood is: A. 2.0 to 3.0 B. 3.55 to 4.55 C. 4.35 to 4.45 D. 5.0 to 6.0
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SCIN 132 Week 3 Quiz Question 1 of 32 3.0/ 3.0 Points The pH of a liquid is a measure of its acidity or alkalinity. The normal range of pH of blood is: A. 2.0 to 3.0 B. 3.55 to 4.55 C. 4.35 to 4.45 D. 5.0 to 6.0 E. 7.45 to 7.55 Feedback: Good work; your answer is correct! Question 2 of 32 3.0/ 3.0 Points Which of the following is/are correct in describing thrombosis: A. A condition characterized by excessive numbers of platelets that increases the risk for excessive clot formation, a condition known as thrombosis. B. Thrombosis is a very common, always harmless condition that occurs in the body. C. A thrombosis is always harmless because the thrombus which is formed always stays in a blood vessel precisely where it formed. D. The blood stream contains several different anticoagulants that will result in the complete, normal breakdown of a thrombus. E. Two of the above are correct. Feedback: Good work; your answer is correct! Question 3 of 32 3.0/ 3.0 Points What is meant by the term anemia? A. There are only approximately four or five causes of anemia. B. Anemia exists when the platelet count is so low that blood does not clot as quickly as it should. C. Anemia is defined as a deficiency in the number of red blood cells and/or hemoglobin. D. Anemia is said to exist when the total white blood cell is too low. E. Anemia always results from some very simple cause. Feedback: Good work; your answer is correct! Question 4 of 32 3.0/ 3.0 Points Which of the following is/are important in the process named coagulation? A. Neither an excess number of platelets nor having many too few platelets in the blood stream will cause any serious reaction. B. Coagulation is a very simple and straight-forward series of only two or three steps. C. A process which can reverse coagulation, named anticoagulation, can only occur when one or more medications are administered to the body. D. Coagulation is a complicated cascade of reactions that result in the formation of a mesh of fibrin. E. Coagulation can only occur in the presence of two or three different “clotting factors.” Feedback: Good work; your answer is correct! Question 5 of 32 0.0/ 3.0 Points In case an American needs an emergency blood transfusion, blood with the following blood type(s) can be given without fear of agglutination? A. O+ B. AB+ C. AB- D. Blood with the same blood type as the person needing the transfusion. E. Either C or D can be given. Feedback: A person who needs a blood transfusion should be given blood with the same ABO and Rh blood type if possible. Blood with the blood type O- can also be given because there are no antigens on the surface its erythrocytes. Part 2 of 7 - 12.0/ 15.0 Points Question 6 of 32 3.0/ 3.0 Points The specific fibers which spread the electrical impulse to the cardiac muscle fibers are called: A. vagus nerve fibers B. depolarizing sites C. AV fibers D. Purkinje fibers E. bundle branches Feedback: Good work; your answer is correct! Question 7 of 32 3.0/ 3.0 Points Which of the following statements are considered to be normal? A. Normal heart rates vary from 30 beats/minute up to 200 beats/minute.
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