Circulation Questions and Answers

Leukocyte primarily responsible for destroying bacteria. A.
Anatomy and Physiology
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Leukocyte primarily responsible for destroying bacteria. A. lymphocyte B. eosinophil C. basophil D. neutrophil E. erythrocyte
The valve that is located on the same side of the heart as
Anatomy and Physiology
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The valve that is located on the same side of the heart as the pulmonary semilunar valve is A. the aortic semilunar valve B. the tricuspid valve C. the mitral valve D. the bicuspid valve
B cell-receptors differ from T cell-receptors in that
Anatomy and Physiology
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B cell-receptors differ from T cell-receptors in that Multiple Choice B cell-receptors are immunoglobulins similar to those that are secreted, whereas T cell-receptors are not immunoglobulins and are
Which of the following factors will enhance oxygen unloading
Anatomy and Physiology
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Which of the following factors will enhance oxygen unloading from hemoglobin? (More than one answer is correct, partial credit will be given): Increased tissue CO2 Decreased tissue BPG Increased
How is the majority of CO2 transported in the blood? As
Anatomy and Physiology
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How is the majority of CO2 transported in the blood? As bicarbonate Attached to hemoglobin Dissolved in the plasma Attached to platelets
During ventricular diastole:  The semilunar valves close and
Anatomy and Physiology
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During ventricular diastole: The semilunar valves close and the AV valves open Only the AV valves close Only the semilunar valves close The semilunar valves open and the AV valves close Only the
This is the longest vein, and portions of this vein are
Anatomy and Physiology
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This is the longest vein, and portions of this vein are commonly used as grafts in coronary bypass surgery. the common iliac vein the great saphenous vein the femoral vein the inferior vena cava the
The cardiac cycle is: When the atria are contracting When
Anatomy and Physiology
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The cardiac cycle is: When the atria are contracting When the ventricles are relaxed All the events involved with a single heart beat When the atria are relaxed When the ventricles are contracting
If the SA node is nonfunctional, which of the following is
Anatomy and Physiology
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If the SA node is nonfunctional, which of the following is most likely to occur? The heart will go into defibrillation. The heart will go into asystole (stop). The heart will be desensitized. Another
Using this estimate of blood pH, how much correction of
Anatomy and Physiology
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Using this estimate of blood pH, how much correction of blood pH seems to be possible by respiratory compensation alone?
Using your estimate of alveolar Pco2 estimate the pH of the
Anatomy and Physiology
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Using your estimate of alveolar Pco2 estimate the pH of the blood plasma in the lungs just before the subject exhaled. See the table on page 9
Stimuli for the activation of the Renin- Angiotensin
Anatomy and Physiology
Circulation Solutions
Stimuli for the activation of the Renin- Angiotensin (RAS) pathway include low blood pressure in arterioles in the nephron only. a decrease in fluid flow through the distal tubule only. high blood