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PDF Download FREE AND STUDY GAMES ABOUT A&P EXAM 2 Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -139 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation
Question 1: Angiotensin increases blood pressure by
Answer:
Causing peripheral resistance to increase
Question 2: Which of the following does not influence contractility?
Answer:
Potassium Question 3: The percentage of solids in a sample of human blood is normally about
Answer:
45%
Question 4: The release of tissue thromboplastin initiates
Answer:
The extrinsic clotting mechanism
Question 5: As a result of a blood reaction involving agglutinogens agglutinins
Answer:
Free hemoglobin is released into the blood, hemoglobin is converted into bilirubin, agglutinate blood cells are phargocytized
Question 6: What is arteriosclerosis?
Answer:
The hardening of the arteries
Question 7: Which of the following gases is released by the endothelium?
Answer:
Nitric oxide
Question 8: Vitamin K
Answer:
Is essential for the synthesis of prothrombin Question 9: The pain associated with the condition called angina pectoris usually is caused by an obstruction in an artery that supplies the
Answer:
Heart Question 10: Leukocytosis is an increase in WBC count above 10,000/mm^3 blood and can occur
Answer:
During acute infections, following vigorous exercise, during emotional disturbances
Question 11: Agglutinogens of the various blood types are examples of
Answer:
Antigens Question 12: Transfusions to the fetus and neonate with Rh-negative blood are to
Answer:
Prevent brain damage
Question 13: Which of the following layers of the heart and their functions are correctly matched?
Answer:
Myocardium- muscular contractions that force blood out of the heart Question 14: Once the cells and the sinoatrial node decrease in potassium potential and reach threshold
Answer:
An action potential is triggered Question 15: Which of the following is not a factor in cholesterol accumulation?
Answer:
Gender Question 16: Newborns are sometimes exposed to fluorescent light as a treatment for
Answer:
Physiologic jaundice
Question 17: Blood vessel spasms following an injury are stimulated by
Answer:
Serotonin released from platelets Question 18: Which of the following might serve as a secondary pacemaker for the heart
Answer:
Both the AV node and purkinje fibers Question 19: Which of the following might be used to replace body fluid in an emergency?
Answer:
Isotonic glucose Question 20: After hemoglobin is broken down into heme and globin, what ultimately happens to the heme?
Answer:
It is removed by the lover as bile pigments
Question 21: The normal pacemaker of the heart is the
Answer:
Sinoatrial node
Question 22: The lowest heartbeat recorded in an athlete was
Answer:
25 bpm Question 23: Which of the following factors is most likely to result in an increase in blood pressure?
Answer:
Decreased blood flow to the kidneys
Question 24: Where are antibodies A and B found?
Answer:
In the plasma Question 25: When a person's pulse is taken by palpating near the thumb on the wrist, which artery is being felt?
Answer:
Radial
Question 26: Prothrombin time as a blood test used to evaluate
Answer:
Extrinsic clotting mechanism
Question 27: An abnormally low WBC count is called leukocytosis.
Answer:
False
Question 28: Biliverdin is ____ in color and bilirubin is ____ in color.
Answer:
Greenish; orange
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