MEDIUM
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IMPORTANT
Earn 100

Which of the following is incorrect w.r.t. properties of veins?
(a)They have a narrow lumen.
(b)They have valve to check backflow of blood.
(c)Endothelium lining of blood vessels has simple squamous epithelium.
(d)Capillaries are the smallest blood vessels in the human body.

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Important Questions on Body Fluids and Circulation
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Identify the wrong statement:

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The wall of artery is __________ and blood moves at __________ pressure.

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Which of the following is an incorrect statement?

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Artificial pacemaker is used for

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Which one of the following blood vessel carries blood from intestine to the liver before it is delivered to systemic circulation?

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Maximum urea levels are present in

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Weakening of the wall of artery causing an abnormal bulge or ballooning of the artery is called

MEDIUM
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Read the following statements:
(i) Pulse can be felt on a vein.
(ii) The inner lining of the blood vessel is called the endothelium.
(iii) The cardiac tissue present in the wall of the heart is supplied by the coronary artery.
(iv) Both renal and hepatic portal systems are present in humans.
Which of the above statements are correct?
