Blood MCQs with Answers

About 70% of the carbon dioxide is carried in blood as _?

• A.Dissolved CO₂ in plasma
• B.Carbaminohemoglobin
• C.Bicarbonate ions
• D.Carbonic acid

Past Paper MCQ

Which of the following is necessary for blood clotting?

• A.Red blood cells
• B.White blood cells
• C.Platelets
• D.Plasma

Bilirubin is a yellow compound that occurs in the normal catabolic pathway. It is formed from the _?

• A.Breakdown of Platelets
• B.Breakdown of White blood cells
• C.Breakdown of Red blood cells
• D.Synthesis of Plasma proteins

Which component is responsible for giving blood its red color?

• A.Plasma
• B.Platelets
• C.Hemoglobin
• D.White blood cells

What is the function of haemoglobin in the body?

• A.Transport oxygen
• B.Fight infections
• C.Clot blood
• D.Produce antibodies

What is the main function of platelets in the blood?

• A.Oxygen transport
• B.Hormone production
• C.Fighting infection
• D.Blood clotting

The blood flow is _ flow at diastolic pressure.

• A.Laminar
• B.Turbulent
• C.Pulsatile
• D.Oscillatory

What percent solution of NaCl is considered isotonic to mammalian RBCs?

• A.0.9%
• B.0.7%
• C.1.1%
• D.0.5%

The primary function of blood in the human body is _?

• A.To transport oxygen and nutrients
• B.To produce hormones
• C.To filter waste from the body
• D.To regulate body temperature only

What does make the blood look red?

• A.Hemoglobin
• B.Plasma
• C.Platelets
• D.White blood cells