Cardiovascular Physiology - Function Quiz
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Blood pressure is affected by peripheral vascular resistance and cardiac:
A. Input
B. Preload
C. Stimulation
D. Output
When acetylcholine is released, it causes the heart rate to:
A. Increase and atrioventricular conduction rates too slow
B. Increase and atrioventricular conduction rates to increase
C. Slow and atrioventricular conduction rates to increase
D. Slow and atrioventricular conduction rates too slow
The term that is synonymous with ventricular contraction is:
A. Systole
B. Heart rate
C. Diastole
D. Preload
The valve located between the left atrium and the left ventricle is the:
A. Pulmonic Valve
B. Aortic Valve
C. Mitral Valve
D. Tricuspid Valve
The term that defines the volume of blood pumped out of one ventricle of the heart in a single beat or contraction is:
A. Preload Volume
B. Cardiact Volume
C. Input volume
D. Stroke Volume
The formula for cardiac output is stroke volume X ________.
A. Respiratory Rate
B. Blood Volume
C. Blood Pressure
D. Heart Rate
The amount of opposition to blood flow offered by the arterioles is known as:
A. Cardiac Output
B. Preload
C. Blood Pressure
D. Peripheral Vascular Resistance
A concept known as Starling’s Law of the heart is a result of the ________ of the ventricular myocardial fibers.
A. Shrinking
B. Stimulation
C. Stretching
D. Decrease
The valve between the right ventricle and the pulmonary arteries is termed the:
A. Pulmonic Semilunar Valve
B. Mitral Semilunar Valve
C. Aortic Semilunar Valve
D. Bicuspid Semilunar Valve
The only vein that carries oxygenated blood is the:
A. Lateral Marginal Vein
B. Inferior Vena Cava
C. Great Cardiac Vein
D. Pulmonary Vein
The effect of beta1 stimulation causes:
A. Decreased contractility
B. Vasodilation
C. Decreased heart rate
D. Increased heart rate
The term that is synonymous with ventricular relaxation is:
A. Afterload
B. Diastole
C. Stroke Volume
D. Systole
The result of the release of norepinephrine is the:
A. Decrease in heart rate and vasodilation
B. Increase in heart rate and vasoconstriction
C. Increase in heart rate and vasodilation
D. Decrease in heart rate and vasoconstriction
The effect of alpha stimulation causes:
A. Increased Bronchial Dilation
B. Decreased Heart Rate
C. Increased Blood Pressure
D. Decreased Blood Pressure
The effect of beta2 stimulation caused bronchial:
A. Spasms
B. Dilation
C. Constriction
D. Secretions
Norepinephrine is the chemical neurotransmitter for the:
A. Parasympathetic Nervous System
B. Peripheral Semilunar Valve
C. Sympathetic Nervous System
D. Cardiac Nervous System
The only artery that carries unoxygenated blood is the:
A. Left Coronary Artery
B. Brachial Artery
C. Pulmonary Artery
D. Aorta
The system that is responsible for the preparation of the body for physical activity is the:
A. Central Nervous System
B. Peripheral Nervous System
C. Parasympathetic Nervous System
D. Sympathetic Nervous System
The valve between the right atrium and the right ventricle is the:
A. Tricuspid Semilunar Valve
B. Pulmonary Semilunar Valve
C. Bicuspid Semilunar Valve
D. Mitral Semilunar Valve
Acetylcholine is the chemical neurotransmitter for the ________ nervous system.
A. Peripheral
B. Parasympathetic
C. Sympathetic
D. None of the Above
The resistance against which the heart must pump is termed:
A. Preload
B. Heartload
C. Afterload
D. Middleload
The autonomic nervous system is divided into ________ major divisions.
A. 6
B. 4
C. 8
D. 2
The system that is responsible for regulating the calmer functions of our existence is the:
A. Sympathetic Nervous System
B. Peripheral Nervous system
C. Parasympathetic Nervous System
D. All of the above
All of the following are signs of inadequate cardiac output EXCEPT:
A. Low Blood Pressure
B. Dizziness
C. Hypertension
D. Shortness of Breath
The _______ is directly affected by the exact volume of blood that returns to the right atrium.
A. Postload
B. Preload
C. Afterload
D. Middleload
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