Q: Which of the following equations correctly represents the total blood volume in an adult?

$$4 \leq V_{blood} \leq 6$$ \text{ L}$

Question 1

Which component of blood is responsible for transporting oxygen throughout the body?

Accepted Answer

Erythrocytes

Question 2

A patient receives a blood transfusion and develops a hemolytic reaction. Which of the following is the most likely cause?

Accepted Answer

The recipient's antibodies reacted with antigens on the donor's red blood cells

Question 3

Which blood type is considered the universal donor for red blood cell transfusions?

Accepted Answer

O-

Question 4

What is the primary function of neutrophils?

Accepted Answer

Bacterial clean-up via phagocytosis

Question 5

A person with blood type B has which antigens and antibodies?

Accepted Answer

B antigens and anti-A antibodies

Question 6

Which of the following best describes the hematocrit?

Accepted Answer

The portion of blood that consists solely of erythrocytes

Question 7

If a person with type AB blood receives type O blood, what will happen?

Accepted Answer

No reaction will occur because type O blood has no antigens

Question 8

Which leukocyte is primarily involved in fighting parasitic infections and appears after allergic reactions?

Accepted Answer

Eosinophil

Question 9

What is the function of platelets in blood?

Accepted Answer

Blood clotting

Question 10

Which of the following statements about plasma is correct?

Accepted Answer

It is a clear, light yellow fluid that serves as the matrix of blood

Question 11

A patient with blood type O- can safely receive blood from which of the following donors?

Accepted Answer

O-

Question 12

Which of the following equations correctly represents the total blood volume in an adult?

Accepted Answer

$$4 \leq V_{blood} \leq 6$$ 	ext{ L}$

Question 13

Which cell type develops into macrophages and is responsible for cellular debris clean-up?

Accepted Answer

Monocytes

Question 14

Which of the following best describes the role of basophils?

Accepted Answer

Histamine release and inflammation

Question 15

If a recipient's plasma contains anti-B antibodies, which blood type(s) can they safely receive?

Accepted Answer

Type O and A

Question 16

Which of the following is true regarding Rh compatibility in blood transfusions?

Accepted Answer

Rh+ individuals can receive blood from both Rh+ and Rh- donors

Question 17

Which of the following is a correct multi-step process for blood donation preparation?

Accepted Answer

Whole blood is spun in centrifuges to separate components, plasma may be processed into cryoprecipitate, and white cells are removed to reduce reactions

Question 18

Which of the following equations represents the percentage of erythrocytes in blood (hematocrit)?

Accepted Answer

$$Hct = \frac{V_{RBC}}{V_{blood}} 	imes 100\%$$

Question 19

Which of the following is NOT a granulocyte?

Accepted Answer

Lymphocyte

Question 20

A patient with type AB+ blood needs a transfusion. Which blood type(s) can they safely receive?

Accepted Answer

Any blood type

Blood: Components, Properties, and Blood Typing

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