Body Fluids and Circulation NEET Questions Pdf - 1

Question: 1

The macrophages in the sinusoids of the liver are called

(A) Alveolar macrophages

(B) Lymphocytes

(C) Kupffer cells

(D) Microglia

Question: 2

The life saving procedure, CPR was first used by

(A) James Elam and Peter Safar

(B) Raymond de Viessens

(C) Carl Landsteiner

(D) William Harvey

Question: 3

Why is the velocity of blood flow the lowest in the capillaries?

(A) The total surface area of the capillaries is larger than the total surface area of the arterioles

(B) The capillary walls are not thin enough to- allow oxygen to exchange with the cells

(C) Capillaries are far from the heart, and blood flow slows as distance from the heart increases

(D) The systemic capillaries are supplied by the left ventricle, which has a lower cardiac output than the right ventricle

Question: 4

Fibrinogen is concerned with

(A) Coagulation of blood

(B) Transport of ions

(C) Transport of liquids

(D) Transport of hormones

Question: 5

The conversion of prothrombin into thrombin occurs in the presence of

(A) Calcium and vitamin K

(B) Iodine and vitamin E

(C) Sodium and vitamin B,2

(D) Potassium and vitamin D