Review Questions
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During exercise, blood vessels near active muscles
will _______, while vessels near inactive tissues will ________.
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Dilate, constrict
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Constrict, dilate
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Constrict, constrict
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Dilate, dilate
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Which of the following hormones blocks pain and
promotes euphoria?
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Growth hormone
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Endorphin
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Prolactin
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Adrenaline
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Which of the following hormones controls water
excretion by kidneys?
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Insulin
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Epinephrine
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Cortisol
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Vasopressin
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Which of the following hormones promotes glucose
transport into muscle cells?
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glucagon
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T4
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insulin
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norepinephrine
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What part of the vascular system contains ~ 65% of
total blood volume?
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arteries
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veins
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capillaries
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heart
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Which of the following would not be considered high
blood pressure?
A. 130/80
B. 120/98
C. 160/84
D. 180/78
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Rate pressure product is:
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HR x SV
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HR x SBP
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aVO2 ÷ HR
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SBP - DBP
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The p-wave represents:
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Atrial
depolarization
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Atrial repolarization
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Ventricular depolarization
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Ventricular repolarization
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Which answer has no effect on Ventilation?
A. Motor Cortex
B. receptors in lung tissue
C. infandibulum
D. peripheral chemoreceptors
Baroreceptors are…
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A. sensors in the aortic arch and
carotid sinuous that sense pressure.
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B. sensors in the blood vessels that detect chemical
changes
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C. sensors in skeletal muscle
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D. all of the above
Which of the 4 hormones
is not from the anterior pituitary?
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A. growth hormone
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B. aldosterone
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C. endorphins
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D. prolactin
Which one of these
factors is a factor that helps determine resistance to blood flow?
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A. Blood viscosity
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B. ventricular fibrillation
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C. radius of a blood vessel
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D. A and C are correct
An increased production
of this hormone(s) is associated with high blood pressure…
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A. parathyroid
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B. estrogen
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C. testosterone
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D. aldosterone
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E. all of the above
Residual Volume is…
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A. amount of gas contained in the lung at then end of
max inspiration
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B. max volume of gas that can be inspired from the
resting expiratory position
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C. volume of gas remaining in the lungs at the resting
end expiratory position
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D. volume of gas remaining in the lungs at the end of
a max expiration
Which function is not a
part of the cardiovascular system?
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A. delivers O2 to active tissue
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B. transports heat from body’s core to skin
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C. diaphragm contracts and moves down
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D. deliver fuel nutrients to active tissues
Which statement is not
true?
A. A increase in blood PCO2 will increase ventilation.
B. An increase in blood H2 will increase
ventilation.
C. An increase in blood PO2 will decrease
ventilation.
D. An increase in blood PO2 will stimulate
ventilation.
What is a major function
of the Pulmonary System?
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A. Supply O2 required in metabolism.
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B. Eliminate CO2 produced in metabolism.
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C. Regulate H2 to maintain acid-base balance.
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D. All of the above.
At rest, the amount of
Cardiac Output to the muscles is…
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A. 15%
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B. 20%
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C. 27%
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D. 84%
The P-Wave represents…
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A. Atrial Re-Polarization
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B. Atrial De-Polarization
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C. Ventricular Re-Polarization
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D. Ventricular De-Polarization
The QRS Complex
represents…
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A. Atrial re-polarization
and ventricular re-polarization
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B. Atrial de-polarization
and ventricular re-polarization
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C. Atrial re-polarization
and ventricular de-polarization
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D. Atrial de-polarization
and ventricular de-polarization
All of the following may
alter heart rate and blood pressure after exercise except…
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A. baroreceptors
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B. mechanoreceptors
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C. temperature
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D. chemoreceptors
Blood from the right
ventricle sends blood to…
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A. the body
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B. the left atrium
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C. the lungs
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D. the right atrium
What is not an exercise
benefit of a person with type II diabetes?
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A. improved glycemic control
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B. promotes weight loss
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C. decrease cardiovascular risk factors
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D. increase oxygen intake
Where can an arrhythmia
not occur?
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A. can occur in the junctional
tissue
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B. can occur in the atria
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C. can occur in the pulmonary vein
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D. can occur in the ventricles
Which of the 4 hormones
is not from the anterior pituitary?
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A. growth hormone
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B. aldosterone
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C. endorphins
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D. prolactin
Which one of these
factors is a factor that helps determine resistance to blood flow?
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A. Blood viscosity
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B. ventricular fibrillation
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C. radius of a blood vessel
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D. A and C are correct
The point at which VE
will be stimulated by low PO2 is known as…
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A. Fall’s point
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B. Mann’s threshold
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C. Hypoxic threshold
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D. Bohr effect
Which hormone stimulates
tissue growth, mobilizes fat as energy and inhibits CHO metabolism?
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A. endocrine
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B. growth
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C. epinephrine
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D. aldosterone
Which part of the
nervous system is in charge of slowing down heart rate?
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A. parasympathetic
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B. sympathetic
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C. intrinsic
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D. extrinsic
Which
is not a mechanical factor that affects the heart’s uptake of O2…
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A. contractility of the heart
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B. heart rate
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C. intrinsic control
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D. tension development within myocardium
All of the following are
guidelines for type II diabetes except…
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A. consume CHO snack after exercise
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B. avoid exercising in late evening
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C. monitor blood glucose before, during and after
exercise
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D. increase insulin
A shortness of breath of
sense of difficulty in breathing during exercise due to elevated CO2 levels is
called…
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A. hyperventilation
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B. dyspnea
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C. asthma
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D. anemia
What electrical impulse
contracts the L and R atria?
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A. the SA node
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B. the AV node
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C. purkinje fibers
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D. the bundle of his
With exercise,
testosterone levels…
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A. decrease in men, decrease in women
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B. increase in men, increase in women
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C. increase in men, decrease in women
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D. decrease in men, increase in women