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?
Body Fluids and Circulation, Quiz 10

Quiz
•
Biology
•
11th Grade
•
Hard
Brainzyme Edutech
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
(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.
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
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
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which one of the following animals has two separate circulatory pathways?
(a) Whale
(b) Shark
(c) Frog
(d) Lizard
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
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
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If liver is removed, the component that increases in blood
(a) Protein
(b) Urea
(c) Uric acid
(d) Ammonia
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Blood vessel carrying least CO2 is
(a) Pulmonary vein
(b) Pulmonary artery
(c) Vena cava
(d) Hepatic vein
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
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
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