Question 1

What is the normal pH range of human blood?

Accepted Answer

7.35 to 7.45

Answer

6.5 to 7.0

Answer

7.5 to 8.0

Answer

7.0 to 7.2

Question 2

What is the primary function of electrolytes in the blood?

Accepted Answer

Regulating fluid balance and nerve function

Answer

Decomposing glucose

Answer

Transporting hormones

Answer

Producing red blood cells

Question 3

Which vitamin is essential for the synthesis of clotting factors in the liver?

Accepted Answer

Vitamin K

Answer

Vitamin A

Answer

Vitamin C

Answer

Vitamin D

Question 4

What is the primary function of white blood cells?

Accepted Answer

Immune response and defense against pathogens

Answer

Carrying nutrients

Answer

Clotting blood

Answer

Transporting oxygen

Question 5

What is the primary purpose of measuring blood pH in a clinical setting?

Accepted Answer

To assess the acid-base balance in the body

Answer

To measure hormone levels

Answer

To determine glucose levels

Answer

To evaluate cholesterol status

Question 6

Which blood component is primarily involved in the clotting process?

Accepted Answer

Platelets

Answer

Plasma

Answer

Red blood cells

Answer

White blood cells

Question 7

Which of the following is a common effect of hyperglycemia?

Accepted Answer

Increased thirst and frequent urination

Answer

Weight gain

Answer

Fatigue

Answer

Decreased appetite

Question 8

Which hormone regulates blood sugar levels by facilitating glucose uptake in cells?

Accepted Answer

Insulin

Answer

Adrenaline

Answer

Glucagon

Answer

Cortisol

Question 9

What is the function of hemoglobin in the blood?

Accepted Answer

To transport oxygen from the lungs to the body's tissues

Answer

To fight infections

Answer

To regulate blood pressure

Answer

To facilitate blood clotting

Question 10

Which electrolyte is primarily responsible for maintaining fluid balance in the body?

Accepted Answer

Sodium

Answer

Potassium

Answer

Calcium

Answer

Magnesium

Question 11

What is the primary role of white blood cells (WBCs) in the body?

Accepted Answer

Defending against infections

Answer

Carrying oxygen

Answer

Clotting blood

Answer

Transporting nutrients

Question 12

What component of blood is primarily responsible for transporting nutrients and waste products?

Accepted Answer

Plasma

Answer

Platelets

Answer

Red blood cells

Answer

White blood cells

Question 13

What is the primary role of lymphocytes in the immune system?

Accepted Answer

To produce antibodies

Answer

To regulate blood clotting

Answer

To engulf pathogens

Answer

To transport oxygen

Question 14

Which type of blood cell is involved in the initial response to a cut or injury?

Accepted Answer

Platelets

Answer

Neutrophils

Answer

Leukocytes

Answer

Erythrocytes

Question 15

What is the role of basophils in the immune response?

Accepted Answer

Releasing histamine during allergic reactions

Answer

Transporting oxygen

Answer

Producing antibodies

Answer

Engulfing pathogens

Question 16

What is the primary function of platelets in the human body?

Accepted Answer

Clotting blood to prevent bleeding

Answer

Fighting infections

Answer

Regulating body temperature

Answer

Transporting oxygen

Question 17

What is the primary function of red blood cells (RBCs)?

Accepted Answer

Transporting oxygen throughout the body

Answer

Clotting blood

Answer

Fighting infections

Answer

Regulating body temperature

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