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WorksheetsBody Fluids and Circulation, Quiz 10
Total questions: 10
Worksheet time: 3mins
If due to some injury the chordae tendinae of the bicuspid valve of the human heart is partially non-functional, what would be the immediate effect?
(a) Heart beat would become irregular
(b) Blood will tend to move back into the right atrium.
(c) The flow of blood into the aorta will be slowed down.
(d) The flow of blood into pulmonary artery will be reduced.
During each cardiac cycle two prominent sounds are produced which can be easily heard through a stethoscope. If during check up the heart sounds are not clear it indicates
(a) Cardiac arrest
(b) Heart failure
(c) Leaky valves
(d) Atherosclerosis
Which one of the following animals has two separate circulatory pathways?
(a) Whale
(b) Shark
(c) Frog
(d) Lizard
Doctors use stethoscope to hear the sounds produced during each cardiac cycle. The second sound in heard when
(a) AV node receives signal from SA node
(b) AV valves open up
(c) Ventricular walls vibrate due to gushing in of blood from atria
(d) Semilunar valves close down after the blood flows into vessels from ventricles
If liver is removed, the component that increases in blood
(a) Protein
(b) Urea
(c) Uric acid
(d) Ammonia
Blood vessel carrying least CO2 is
(a) Pulmonary vein
(b) Pulmonary artery
(c) Vena cava
(d) Hepatic vein
On the ECG recording the maximum ventricular pressure would be
(a) At QRS complex
(b) At T wave
(c) Between QRS complex and T wave
(d) Between P and QRS complex
What produces systolic blood pressure?
(a) Contraction of the right atrium
(b) Contraction of the right ventricle
(c) Contraction of the left atrium
(d) Contraction of the left ventricle
The hepatic portal vein drains blood to liver from :
(a) Stomach
(b) Kidneys
(c) Intestine
(d) Heart
As blood travels from arteries to veins,
(a) pressure builds.
(b) pressure drops.
(c) flow becomes turbulent.
(d) diameter of the blood vessels gets progressively smaller
