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WorksheetsCARDIOVASCULAR
Total questions: 20
Worksheet time: 10mins
The _______ prevent back- flow into the atria when the ventricles are contracting.
semilunar valves
AV valves
superior vena cava
aorta
The ______ prevent backflow into the ventricles when the heart is relaxing.
semilunar valves
AV valves
vena cava
aorta
Artery walls are thick and strong to withstand pressure fluctuations.
true
false
Capillary walls are formed of the tunica externa only.
true
false
All veins above the diaphragm drain into the inferior vena cava, and those below the diaphragm drain into the superior vena cava.
true
false
Pulse
the pressure that blood exerts on the walls of the blood vessels
an expected consequence of cardiovascular hyperactivity
the alternate expansion and recoil of a blood vessel wall (the pressure wave) that occurs as the heart beats
The time and events occurring from one heartbeat to the next
heart sounds
cardiac cycle
heart murmurs
When we exercise vigorously , there is a generalized vasoconstriction except in the skeletal muscles.
true
false
This is caused by sudden postural changes leading to the brief pooling of blood in the lower limbs, reducing blood pressure and, consequently, blood delivery to the brain.
Chronic hypotension
orthostatic hypotension
circulatory shock
the pressure in the arteries at the peak of ventricular contraction
systolic pressure
diastolic pressure
Indirect measurement of blood pressure in the brachial artery of the arm
auscultatory method
osculatory method
Oscillation
the pressure when the ventricles are relaxing.
systolic pressure
diastolic pressure
Which artery is palpated at the wrist?
Brachial artery
Radial artery
Common carotid artery
Popliteal artery
Disc-shaped, anucleate cells that transport oxygen bound to their hemoglobin molecules
RBCs
WBCs
platelets
cell fragments that act in blood clotting
RBCs
WBCs
platelets
yellow sera = with agglutination
blue sera = no agglutination
A
B
O
AB
yellow sera = with agglutination
blue sera = with agglutination
A
B
O
AB
yellow sera = no agglutination
blue sera = no agglutination
A
B
O
AB
Rh antigen
A antigen
B antigen
D antigen
Universal donor
A
B
O
AB
