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4

Blood passes from the arterioles to venules via

A. lacteals

B. valved veins

C. capillaries

D. any of these

Correct Answer :

C. capillaries


Related Questions

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4

Clotting of blood oozing out of a wound, involves

A. drying as a result of evaporation of the plasma

B. denaturation of the blood albumins by thrombin

C. conversion of fibrinogen to fibrin by thrombin

D. haemolysis of erythrocytes

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4

The largest blood corpuscle is

A. monocyte

B. thrombocyte

C. erythrocyte

D. lymphocyte

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4

The white pus of an infected part in the body is composed of

A. dead erythrocytes and plasma

B. dead leucocytes and blood serum

C. living leucocytes and serum

D. living erythrocytes and serum

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4

Mammalian erythrocytes in blood are

A. mononudeated

B. anucleated

C. dinucleated

D. multinucleated

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4

William Harvey is known for the discovery of

A. muscle contraction

B. nerve conduction

C. renal excretion

D. blood circulation

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4

The chamber of the mammalian heart from which deoxygenated blood is sent for oxygenation is

A. right auricle

B. right ventricle

C. left auricle

D. left ventricle

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4

The pH of blood in arteries and veins is

A. same

B. more .in arteries and less in veins

C. not definite

D. less in arteries and more in veins

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4

The life of erythrocytes in mammalian blood is about

A. 120 days

B. 150 days

C. 190 days

D. 180 days

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4

The antibodies are formed in

A. bone marrow

B. spleen

C. lymphoid tissue

D. liver

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4

The larger lymphatic organ in the body is

A. lymph node

B. liver

C. pancreas

D. spleen

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4

Blood passes from the arterioles to venules via

A. lacteals

B. valved veins

C. capillaries

D. any of these

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4

Rh factor is named after

A. monkey

B. chimpanzee

C. man

D. none of these

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4

The erythrocytes of mammals are non nucleated except in

A. rabbit

B. monkey

C. man

D. camel

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4

The blood pigment of cephalopods such as Septa and Octopus is

A. haemoglobin

B. haemerythrin

C. haemocyanin

D. chlorocruorin

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4

An excess of tissue fluid in the extracellular space is called

A. atherosclerosis

B. ischemia

C. oedema

D. asthma

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4

Pulmonary artery carries blood from

A. heart to lungs

B. lungs to heart

C. lungs to right auricle

D. lungs to left auricle

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4

Pacemaker of the heart is

A. S.A. node

B. A.V. node

C. A.V. septum

D. LA. Septum

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4

The sympathetic nerve causes the heart rate to

A. increase

B. decrease

C. show no change

D. stroke volume increases

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4

Corneal grafts are generally not rejected by the recipient because cornea is

A. non living

B. non proteineceous

C. non cellular

D. non vascularised

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4

Universal recipient is the person with the blood group

A. A

B. B

C. AB

D. O

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4

Blood has no role in the transport of O^2 in

A. earthworm

B. leech

C. lung fishes

D. insects

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4

The blood platelets are the source of

A. hemoglobin

B. fibrinogen

C. thromboplastin

D. microelements

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4

The least concentration of urea in mammals is carried in blood of

A. hepatic vein

B. renal vein

C. renal artery

D. hepatic artery

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4

A condition characterised by an increase in the number of erythrocytes in the circulation is

A. leukemia

B. polycythemia

C. anemia

D. polydipsia

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4

The normal diastolic pressure in an adult human being ranges between

A. 70-100 mmHg

B. 60-80 mmHg

C. 90-120 mmHg

D. 60-90 mmHg

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4

Carotid artery carries

A. oxygenated blood to the heart

B. deoxygenated blood to the lungs

C. oxygenated blood to the brain

D. deoxygenated blood to the stomach

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4

The left atrioventricular aperture in man is guarded by

A. tricuspid valve

B. simple valve

C. bicuspid or mitral value

D. sphincter value

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4

Hamburger's phenomenon is also called

A. bicarbonate shift

B. chloride shift

C. sodium shift

D. none of these

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4

Impulses from the pacemaker initiate

A. the ventricles to contract

B. the auricles to contract

C. both (a) and (b)

D. the relaxation of heart

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4

The nerve like modified muscle in the right auricle is called

A. atrioventricular node

B. pacemaker

C. bulbus artriosus

D. none of these