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Write any two difference between sinusoids and capillary.

Important Questions on Human Physiology-2

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Biology>Physiology>Human Physiology-2>Liver Functions
Blood pressure in the mammalian aorta is maximum during
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Biology>Physiology>Human Physiology-2>Liver Functions
In mammals, which blood vessel would normally carry the largest amount of urea?
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Biology>Physiology>Human Physiology-2>Liver Functions

Given below are sets of five terms each. Rewrite the terms in correct order in a logical sequence beginning with the first word that is underlined:

Artery, Capillaries, Venule, Vein, Arteriole.

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Biology>Physiology>Human Physiology-2>Liver Functions
The hepatic portal vein drains blood to the liver from
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Biology>Physiology>Human Physiology-2>Liver Functions

Which one of the following graphs best describes the Blood Pressure (BP) change when blood moves from aorta to capillaries?

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Biology>Physiology>Human Physiology-2>Liver Functions
Name a vessel that starts and terminates with capillaries. (Hepatic portal artery/Hepatic portal vein)
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Biology>Physiology>Human Physiology-2>Liver Functions
Each artery and vein consists of three layers: an inner lining of         (i)            endothelium, the tunica intima, a middle layer of            (ii)               and             (iii)        fibres, the tunica media and an external layer of              (iv)            tissue with            (v)         fibres, the tunica externa.
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Biology>Physiology>Human Physiology-2>Liver Functions
The blood vessels that carry blood away from the heart is:
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Biology>Physiology>Human Physiology-2>Liver Functions
Maximum surface area of circulating system is seen in
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Biology>Physiology>Human Physiology-2>Liver Functions
In the foetus, the ductus arteriosus connects the
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Biology>Physiology>Human Physiology-2>Liver Functions
pH of blood in artery and vein is
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Biology>Physiology>Human Physiology-2>Liver Functions
As the age advances, there is a gradual thinning of hair in human males. This is mainly because of lowered.
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Biology>Physiology>Human Physiology-2>Liver Functions
A vein possesses a large lumen because
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Biology>Physiology>Human Physiology-2>Liver Functions

 Given below is a schematic representation of secretion of gland A and a blood capillary in its close proximity,

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 What do the arrows outside the blood capillary indicate?

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Biology>Physiology>Human Physiology-2>Liver Functions
In mammals, veins differs from arteries in having
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Biology>Physiology>Human Physiology-2>Liver Functions

Blood capillaries are made of

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Biology>Physiology>Human Physiology-2>Liver Functions

Given below are three statements (I–III) regarding the human blood circulatory system.


(I)    In the treatment of angina pectoris, nitrous oxide and nitroglycerine are used.
(II)   Veins have thinner walls and broader lumen than arteries.
(III)  Artificial pacemakers are used in arrhythmia.

How many of the above are correct statements?

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Biology>Physiology>Human Physiology-2>Liver Functions

Pulmonary artery differ from pulmonary vein in having:

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Biology>Physiology>Human Physiology-2>Liver Functions

A vein possesses a large lumen because

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Biology>Physiology>Human Physiology-2>Liver Functions
The main difference in the structure of arteries and veins is in: