Tag: circulatory system

Questions Related to circulatory system

Carotid artery carries

  1. Impure blood to brain

  2. Oxygenated blood to brain

  3. Impure blood to kidneys

  4. Oxygenated blood to heart.


Correct Option: B

Which blood vessel has the largest amount of urea?

  1. Renal vein

  2. Hepatic vein

  3. Hepatic portal vein

  4. Dorsal aorta/renal artery.


Correct Option: B

Systole is contraction of

  1. AV node

  2. SA node

  3. Major arteries

  4. Atria and ventricles.


Correct Option: D

Pulmonary artery differs from pulmonary vein in having

  1. Thick wall

  2. Thin wall

  3. Valves

  4. Both B and C.


Correct Option: A

Which one is single cell in thickness

  1. Venule

  2. Arteriole

  3. Blood capillary

  4. Artery.


Correct Option: C

How many times a red blood corpuscle will have to pass through the heart in its journey from hepatic artery?

  1. Once

  2. Two times

  3. Four times

  4. Several times.


Correct Option: B

Thoracic duct is associated with

  1. Purkinje fibres

  2. Hepatic duct

  3. Innominate vein

  4. Aorta.


Correct Option: C

Largest internal vein from alimentary canal to liver is

  1. Aorta

  2. Hepatic artery

  3. Hepatic vein

  4. Hepatic portal vein.


Correct Option: D

Pulmonary vein carries oxygenated blood from

  1. Heart to its walls

  2. Heart to lungs

  3. Lungs to heart

  4. Heart to all body parts.


Correct Option: C

Foramen ovale

  1. Connects the two atria in the foetal heart

  2. Connects pulmonary trunk and aorta in foetus

  3. ls condition in which heart valves do not completely close

  4. Is a shallow depression in the inter-ventricular septum.


Correct Option: A