A&P 2 Straighterline Final Practice Script Questions with Correct
Answers (Grade A+)
Question 1: Type AB blood
Answer: has both A and B antigens on the red cells
Question 2: In the platelet release reaction,
Answer: ADP and thromboxanes
stimulate other platelets to become activated.
Question 3: The hematocrit is
Answer: d. the percentage of RBCs in a given
volume of blood.
Question 4: What vitamin is necessary to produce many clotting factors in the liver?
Answer: Vitamin K
Question 5: A white blood cell engulfing a bacterium is an example of blood functioning in
Answer: a. protection.
Question 6: The oxygenated form of hemoglobin is called
Answer: oxyhemoglobin
Question 7: The only formed elements that possess a nucleus when mature are the
Answer: c. leukocytes
Question 8: Plasma
Answer: . is the liquid matrix of the blood.
Question 9: An increased amount of heparin in the blood might
Answer: . prevent
clotting process.
Page 1
,Question 10: On which chromosome is there a mutation that leads to sickle cell anemia?
Answer: b. chromosome 11
Question 11: Blood consists of a matrix of plasma and cells; blood is a subtype of ______ tissue
Answer: e. connective
Question 12: The ability of white blood cells to leave the circulation and enter tissues is called
Answer: b. diapedesis.
Question 13: The nervous system and certain chemicals can cause the constriction of a blood vessel.
This is known as
Answer: b. vascular spasm
Question 14: The cascade of events in the intrinsic pathway can be set into motion when _____ comes
into contact with collagen
Answer: factor XII
Question 15: If a blood buffer is absent, what function of the blood would be compromised?
Answer: regulation of pH
Question 16: What is tissue thromboplastin?
Answer: A compound released by
damaged tissue that initiates the extrinsic clotting pathway
Question 17: A deficiency of which of the following stem cells would result in a marked increase in the
clotting time of blood?
Answer: megakaryoblast
Question 18: Macrophages are derived from
Answer: monocytes
Question 19: Which of the following events is one of the three main stages of coagulation?
Answer: conversion of fibrinogen to fibrin
Page 2
,Question 20: The "pacemaker" of the heart is the
Answer: SA node
Question 21: Where is blood moving during the period of ejection?
Answer: Ventricles to great vessels
Question 22: The adult heart averages ___________ grams
Answer: 250-300
Question 23: The epicardium
Answer: covers the surface of the heart.
Question 24: Energy for contraction of myocardial cells comes primarily from
Answer: aerobic respiration in the mitochondria
Question 25: What event(s) occur during the QRS complex of an ECG?
Answer: depolarization of the ventricles and repolarization of the atria
Question 26: The relationship between preload and stroke volume is known as
Answer: Starling Law of the heart.
Question 27: Cardiac muscle cells
Answer: are maintained by an extensive
capillary network.
Question 28: During the isovolumetric contraction period of the cardiac cycle,
Answer: AV and semilunar valves are closed.
Question 29: Pressure in the right ventricle must exceed pressure in the ____ before the right ventricle
can eject blood
Answer: pulmonary trunk
Page 3
, Question 30: In the cardiac cycle,
Answer: all four chambers of the heart are in
diastole at the same time.
Question 31: What cardiac arrhythmia will have no QRS complex as a symptom?
Answer: ventricular fibrillation
Question 32: Which of the following is administered to the people suffering from myocardial infarction
following onset of symptoms?
Answer: Tissue
plasminogen activator (t-PA)
Question 33: Which of the following might increase the risk for cardiovascular disease?
Answer: chronic stress
Question 34: Aortic stenosis results from
Answer: a narrowed opening through the
aortic valve
Question 35: An incompetent pulmonary semilunar valve could result in less blood reaching the
Answer: lungs
Question 36: A patient has been diagnosed with mild heart disease. Tests show that some of the
coronary arteries are partially occluded. Which of the following is the best course of action to treat the
disease?
Answer: Angioplasty
Question 37: Angina pectoris is chest pain caused by reduced
Answer: blood
supply to cardiac muscle.
Question 38: Coronary artery disease can diminish myocardial blood flow resulting in the death of
myocardial cells. This condition is known as a myocardial
Answer: infarction
Page 4
Answers (Grade A+)
Question 1: Type AB blood
Answer: has both A and B antigens on the red cells
Question 2: In the platelet release reaction,
Answer: ADP and thromboxanes
stimulate other platelets to become activated.
Question 3: The hematocrit is
Answer: d. the percentage of RBCs in a given
volume of blood.
Question 4: What vitamin is necessary to produce many clotting factors in the liver?
Answer: Vitamin K
Question 5: A white blood cell engulfing a bacterium is an example of blood functioning in
Answer: a. protection.
Question 6: The oxygenated form of hemoglobin is called
Answer: oxyhemoglobin
Question 7: The only formed elements that possess a nucleus when mature are the
Answer: c. leukocytes
Question 8: Plasma
Answer: . is the liquid matrix of the blood.
Question 9: An increased amount of heparin in the blood might
Answer: . prevent
clotting process.
Page 1
,Question 10: On which chromosome is there a mutation that leads to sickle cell anemia?
Answer: b. chromosome 11
Question 11: Blood consists of a matrix of plasma and cells; blood is a subtype of ______ tissue
Answer: e. connective
Question 12: The ability of white blood cells to leave the circulation and enter tissues is called
Answer: b. diapedesis.
Question 13: The nervous system and certain chemicals can cause the constriction of a blood vessel.
This is known as
Answer: b. vascular spasm
Question 14: The cascade of events in the intrinsic pathway can be set into motion when _____ comes
into contact with collagen
Answer: factor XII
Question 15: If a blood buffer is absent, what function of the blood would be compromised?
Answer: regulation of pH
Question 16: What is tissue thromboplastin?
Answer: A compound released by
damaged tissue that initiates the extrinsic clotting pathway
Question 17: A deficiency of which of the following stem cells would result in a marked increase in the
clotting time of blood?
Answer: megakaryoblast
Question 18: Macrophages are derived from
Answer: monocytes
Question 19: Which of the following events is one of the three main stages of coagulation?
Answer: conversion of fibrinogen to fibrin
Page 2
,Question 20: The "pacemaker" of the heart is the
Answer: SA node
Question 21: Where is blood moving during the period of ejection?
Answer: Ventricles to great vessels
Question 22: The adult heart averages ___________ grams
Answer: 250-300
Question 23: The epicardium
Answer: covers the surface of the heart.
Question 24: Energy for contraction of myocardial cells comes primarily from
Answer: aerobic respiration in the mitochondria
Question 25: What event(s) occur during the QRS complex of an ECG?
Answer: depolarization of the ventricles and repolarization of the atria
Question 26: The relationship between preload and stroke volume is known as
Answer: Starling Law of the heart.
Question 27: Cardiac muscle cells
Answer: are maintained by an extensive
capillary network.
Question 28: During the isovolumetric contraction period of the cardiac cycle,
Answer: AV and semilunar valves are closed.
Question 29: Pressure in the right ventricle must exceed pressure in the ____ before the right ventricle
can eject blood
Answer: pulmonary trunk
Page 3
, Question 30: In the cardiac cycle,
Answer: all four chambers of the heart are in
diastole at the same time.
Question 31: What cardiac arrhythmia will have no QRS complex as a symptom?
Answer: ventricular fibrillation
Question 32: Which of the following is administered to the people suffering from myocardial infarction
following onset of symptoms?
Answer: Tissue
plasminogen activator (t-PA)
Question 33: Which of the following might increase the risk for cardiovascular disease?
Answer: chronic stress
Question 34: Aortic stenosis results from
Answer: a narrowed opening through the
aortic valve
Question 35: An incompetent pulmonary semilunar valve could result in less blood reaching the
Answer: lungs
Question 36: A patient has been diagnosed with mild heart disease. Tests show that some of the
coronary arteries are partially occluded. Which of the following is the best course of action to treat the
disease?
Answer: Angioplasty
Question 37: Angina pectoris is chest pain caused by reduced
Answer: blood
supply to cardiac muscle.
Question 38: Coronary artery disease can diminish myocardial blood flow resulting in the death of
myocardial cells. This condition is known as a myocardial
Answer: infarction
Page 4
