A & P 2 Straighterline Final Exam- Questions and
Answers 100% Pass
When erythrocytes are destroyed, which of the following events occurs? -
ANSWER✔✔-The globin portion of the molecule is broken down into
amino acids.
Type AB blood - ANSWER✔✔-has both A and B antigens on the red cells
In the platelet release reaction, - ANSWER✔✔-ADP and thromboxanes
stimulate other platelets to become activated.
The hematocrit is - ANSWER✔✔-d. the percentage of RBCs in a given
volume of blood.
What vitamin is necessary to produce many clotting factors in the liver? -
ANSWER✔✔-Vitamin K
A white blood cell engulfing a bacterium is an example of blood
functioning in - ANSWER✔✔-a. protection.
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,The oxygenated form of hemoglobin is called - ANSWER✔✔-
oxyhemoglobin
The only formed elements that possess a nucleus when mature are the -
ANSWER✔✔-c. leukocytes
Plasma - ANSWER✔✔-. is the liquid matrix of the blood.
An increased amount of heparin in the blood might - ANSWER✔✔-.
prevent clotting process.
On which chromosome is there a mutation that leads to sickle cell anemia?
- ANSWER✔✔-b. chromosome 11
Blood consists of a matrix of plasma and cells; blood is a subtype of ______
tissue. - ANSWER✔✔-e. connective
The ability of white blood cells to leave the circulation and enter tissues is
called - ANSWER✔✔-b. diapedesis.
The nervous system and certain chemicals can cause the constriction of a
blood vessel. This is known as - ANSWER✔✔-b. vascular spasm
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,The cascade of events in the intrinsic pathway can be set into motion when
_____ comes into contact with collagen. - ANSWER✔✔-factor XII
If a blood buffer is absent, what function of the blood would be
compromised? - ANSWER✔✔-regulation of pH
What is tissue thromboplastin? - ANSWER✔✔-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? - ANSWER✔✔-megakaryoblast
Macrophages are derived from - ANSWER✔✔-monocytes
Which of the following events is one of the three main stages of
coagulation? - ANSWER✔✔-conversion of fibrinogen to fibrin
The "pacemaker" of the heart is the - ANSWER✔✔-SA node
Where is blood moving during the period of ejection? - ANSWER✔✔-
Ventricles to great vessels
The adult heart averages ___________ grams. - ANSWER✔✔-250-300
The epicardium - ANSWER✔✔-covers the surface of the heart.
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, Energy for contraction of myocardial cells comes primarily from -
ANSWER✔✔-aerobic respiration in the mitochondria
What event(s) occur during the QRS complex of an ECG? - ANSWER✔✔-
depolarization of the ventricles and repolarization of the atria
The relationship between preload and stroke volume is known as -
ANSWER✔✔-Starling Law of the heart.
Cardiac muscle cells - ANSWER✔✔-are maintained by an extensive
capillary network.
During the isovolumetric contraction period of the cardiac cycle, -
ANSWER✔✔-AV and semilunar valves are closed.
Pressure in the right ventricle must exceed pressure in the ____ before the
right ventricle can eject blood. - ANSWER✔✔-pulmonary trunk
In the cardiac cycle, - ANSWER✔✔-all four chambers of the heart are in
diastole at the same time.
What cardiac arrhythmia will have no QRS complex as a symptom? -
ANSWER✔✔-ventricular fibrillation
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Answers 100% Pass
When erythrocytes are destroyed, which of the following events occurs? -
ANSWER✔✔-The globin portion of the molecule is broken down into
amino acids.
Type AB blood - ANSWER✔✔-has both A and B antigens on the red cells
In the platelet release reaction, - ANSWER✔✔-ADP and thromboxanes
stimulate other platelets to become activated.
The hematocrit is - ANSWER✔✔-d. the percentage of RBCs in a given
volume of blood.
What vitamin is necessary to produce many clotting factors in the liver? -
ANSWER✔✔-Vitamin K
A white blood cell engulfing a bacterium is an example of blood
functioning in - ANSWER✔✔-a. protection.
Copyright ©EMILLECT 2024. ALL RIGHTS RESERVED. Page 1/57
,The oxygenated form of hemoglobin is called - ANSWER✔✔-
oxyhemoglobin
The only formed elements that possess a nucleus when mature are the -
ANSWER✔✔-c. leukocytes
Plasma - ANSWER✔✔-. is the liquid matrix of the blood.
An increased amount of heparin in the blood might - ANSWER✔✔-.
prevent clotting process.
On which chromosome is there a mutation that leads to sickle cell anemia?
- ANSWER✔✔-b. chromosome 11
Blood consists of a matrix of plasma and cells; blood is a subtype of ______
tissue. - ANSWER✔✔-e. connective
The ability of white blood cells to leave the circulation and enter tissues is
called - ANSWER✔✔-b. diapedesis.
The nervous system and certain chemicals can cause the constriction of a
blood vessel. This is known as - ANSWER✔✔-b. vascular spasm
Copyright ©EMILLECT 2024. ALL RIGHTS RESERVED. Page 2/57
,The cascade of events in the intrinsic pathway can be set into motion when
_____ comes into contact with collagen. - ANSWER✔✔-factor XII
If a blood buffer is absent, what function of the blood would be
compromised? - ANSWER✔✔-regulation of pH
What is tissue thromboplastin? - ANSWER✔✔-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? - ANSWER✔✔-megakaryoblast
Macrophages are derived from - ANSWER✔✔-monocytes
Which of the following events is one of the three main stages of
coagulation? - ANSWER✔✔-conversion of fibrinogen to fibrin
The "pacemaker" of the heart is the - ANSWER✔✔-SA node
Where is blood moving during the period of ejection? - ANSWER✔✔-
Ventricles to great vessels
The adult heart averages ___________ grams. - ANSWER✔✔-250-300
The epicardium - ANSWER✔✔-covers the surface of the heart.
Copyright ©EMILLECT 2024. ALL RIGHTS RESERVED. Page 3/57
, Energy for contraction of myocardial cells comes primarily from -
ANSWER✔✔-aerobic respiration in the mitochondria
What event(s) occur during the QRS complex of an ECG? - ANSWER✔✔-
depolarization of the ventricles and repolarization of the atria
The relationship between preload and stroke volume is known as -
ANSWER✔✔-Starling Law of the heart.
Cardiac muscle cells - ANSWER✔✔-are maintained by an extensive
capillary network.
During the isovolumetric contraction period of the cardiac cycle, -
ANSWER✔✔-AV and semilunar valves are closed.
Pressure in the right ventricle must exceed pressure in the ____ before the
right ventricle can eject blood. - ANSWER✔✔-pulmonary trunk
In the cardiac cycle, - ANSWER✔✔-all four chambers of the heart are in
diastole at the same time.
What cardiac arrhythmia will have no QRS complex as a symptom? -
ANSWER✔✔-ventricular fibrillation
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