Cardiovascular System Exam 1 Questions —
Anatomy & Physiology — Practice Test and
Study Material
When blood is being ejected from the right ventricle the bicuspid
valve is ______ and the aortic valve is ______ - Correct answer-
Closed, Open
which blood vessels are referred to as "exchange vessels" - Correct
answer- Capillaries
From the left ventricle, were does blood pass - Correct answer-
Aortic Semilunar valve
Through which structure does blood pass from the right atrium
to the right ventricle? - Correct answer- Tricuspid valve
deoxygenated blood returning to the heart from the body will
first enter the______? - Correct answer- right atrium
An abnormal heart rhythm is known as ? - Correct answer-
arrhythmia
Which of the following structures is only found in the veins -
Correct answer- valve
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The heart muscle itself receives most of its oxygen & nutrients
from_____? - Correct answer- the Coronary arteries
During embryonic development, blood vessels are formed by -
Correct answer- Angioblasts
By comparison, cardiac muscle cells have _____ contraction
plateau time that skeletal muscles. -
Correct answer- a longer
how much blood plasma is water - Correct answer- 90%
Which of the following changes are commonly observed in the
cardiovascular system in response to aging? - Correct answer- All
of these
which of the following blood vessels carries blood from the
tissues back to the heart - Correct answer- veins
In general, what is the function of Leukocytes - Correct answer-
Participation in immune response
Which methods provide hemostasis? - Correct answer- d. platelet
plug formation, vascular spasm, clotting
This is the volume of blood ejected from the left ventricle into the
aorta each minute. - Correct answer- Cardiac Output
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