$$\text{Prothrombin} \xrightarrow{\text{Prothrombin activator}} \text{Thrombin}$$

$$\text{Fibrinogen} \xrightarrow{\text{Thrombin}} \text{Fibrin}$$

Question 1

Which of the following is NOT one of the three primary functions of blood?

Accepted Answer

Producing hormones for endocrine signaling

Question 2

Blood is composed of two main parts. Which of the following correctly identifies them?

Accepted Answer

Plasma and formed elements

Question 3

What is the most abundant solute in plasma, and where is it produced?

Accepted Answer

Plasma proteins; liver

Question 4

Which of the following statements about erythrocytes is TRUE?

Accepted Answer

They transport oxygen using hemoglobin

Question 5

Hemoglobin is composed of three parts. Which part binds oxygen?

Accepted Answer

Heme group

Question 6

If a patient has hypoxia due to chronic lung disease, which hormone is likely to be elevated?

Accepted Answer

Erythropoietin

Question 7

A person with anemia due to low RBC production may have a deficiency in which dietary component?

Accepted Answer

Iron

Question 8

Which of the following best describes the process of hemostasis?

Accepted Answer

The stoppage of bleeding through a series of steps

Question 9

During coagulation, prothrombin is converted to thrombin. Which equation represents this transformation?

Accepted Answer

$$	ext{Prothrombin} \xrightarrow{	ext{Prothrombin activator}} 	ext{Thrombin}$$

Question 10

Which of the following is a consequence of overproduction of white blood cells, as seen in leukemia?

Accepted Answer

Impaired immunity and increased risk of infection

Question 11

A patient with thrombocytopenia is most likely to experience which of the following?

Accepted Answer

Prolonged bleeding and easy bruising

Question 12

Which of the following blood types is considered the universal donor, and why?

Accepted Answer

Type O; it lacks A, B, and Rh antigens

Question 13

If a person with type B blood receives type A blood, what is the likely outcome?

Accepted Answer

Agglutination and hemolysis due to anti-A antibodies

Question 14

Which of the following is TRUE regarding Rh blood groups?

Accepted Answer

Rh- individuals can produce anti-Rh antibodies after exposure to Rh+ blood

Question 15

Which equation correctly represents the conversion of fibrinogen to fibrin during clot formation?

Accepted Answer

$$	ext{Fibrinogen} \xrightarrow{	ext{Thrombin}} 	ext{Fibrin}$$

Question 16

Which protein/enzyme is responsible for digesting the fibrin mesh during fibrinolysis?

Accepted Answer

Plasmin

Question 17

A patient with impaired liver function is likely to have problems with which aspect of hemostasis?

Accepted Answer

Production of clotting factors

Question 18

Which of the following is a mechanism the body uses to prevent unwanted clotting?

Accepted Answer

Release of anticoagulants like antithrombin

Question 19

Which of the following best describes the term 'leukopenia'?

Accepted Answer

Abnormally low white blood cell count

Question 20

A patient loses 35% of their blood volume in an accident. What is the most likely outcome?

Accepted Answer

Potentially fatal shock

Anatomy & Physiology: Blood – Study Guide Step-by-Step Guidance

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