$$\text{Hb} + \text{CO}_2 \rightarrow \text{carbaminohemoglobin}$$

$$\text{Blood Volume (L)} = \text{Body Weight (kg)} \times 0.07$$

Question 1

Which of the following is NOT a primary function of blood as described in the study materials?

Accepted Answer

Synthesizing hormones for endocrine glands

Question 2

Blood is more viscous than water primarily due to:

Accepted Answer

Cohesion of formed elements

Question 3

If a male weighs 70 kg, estimate his blood volume in liters using the formula $$	ext{Blood Volume (L)} = 0.07 	imes 	ext{Body Weight (kg)}.$$

Accepted Answer

4.9 L

Question 4

Which plasma protein is the most abundant and is a major determinant of plasma osmotic pressure?

Accepted Answer

Albumin

Question 5

What is the primary function of erythrocytes?

Accepted Answer

Transporting oxygen and carbon dioxide

Question 6

Which of the following statements about mature erythrocytes is TRUE?

Accepted Answer

They rely on anaerobic glycolysis for energy

Question 7

Hemoglobin can bind both oxygen and carbon dioxide. Which equation represents the formation of carbaminohemoglobin?

Accepted Answer

$$	ext{Hb} + 	ext{CO}_2 ightarrow 	ext{carbaminohemoglobin}$$

Question 8

Which component of blood is responsible for the basic framework of blood clots?

Accepted Answer

Fibrinogen

Question 9

A patient with hypovolemia would most likely benefit from which type of plasma expander for short-term volume restoration?

Accepted Answer

Isotonic saline solution (0.9% NaCl)

Question 10

Which of the following is a function of gamma (γ) globulins in blood plasma?

Accepted Answer

Acting as antibodies in the immune response

Question 11

During hematopoiesis, which stem cell gives rise to all formed elements except lymphocytes?

Accepted Answer

Myeloid stem cell

Question 12

Which of the following is TRUE regarding fetal hemoglobin (HbF)?

Accepted Answer

It is composed of 2 α and 2 γ subunits

Question 13

Which equation best represents the relationship between blood volume and body weight?

Accepted Answer

$$	ext{Blood Volume (L)} = 	ext{Body Weight (kg)} 	imes 0.07$$

Question 14

Which of the following is NOT a constituent of blood plasma?

Accepted Answer

Erythrocytes

Question 15

What is the normal pH range of blood?

Accepted Answer

7.35 to 7.45

Question 16

Which of the following statements about reticulocytes is TRUE?

Accepted Answer

They enter circulation after 5-7 days of maturation

Question 17

Which process describes the formation of all blood cells from a common precursor in the bone marrow?

Accepted Answer

Hematopoiesis

Question 18

Which of the following is a major function of platelets?

Accepted Answer

Initiating blood clotting (hemostasis)

Question 19

Which of the following is TRUE about the quaternary structure of hemoglobin?

Accepted Answer

It consists of four globin chains, each with a heme group

Question 20

Which of the following is a buffer in blood plasma that helps maintain blood pH?

Accepted Answer

Bicarbonate ion ($$	ext{HCO}_3^-)$$

Chapter 19: Blood – Structure, Function, and Composition

Study Guide - Practice Questions