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Blood Cell Types and Disorders Quiz

#1

Which of the following blood cells is responsible for carrying oxygen throughout the body?

Red blood cells
Explanation

Carry oxygen

#2

What is the medical term for a decrease in the number of red blood cells or a decrease in the amount of hemoglobin?

Anemia
Explanation

Decrease in red blood cells or hemoglobin

#3

What is the primary function of platelets in the blood?

Clotting
Explanation

Clotting function

#4

Which of the following is a characteristic of sickle cell anemia?

Abnormal shape of red blood cells
Explanation

Abnormal red blood cell shape

#5

Which blood cell type is involved in the immune response by producing antibodies?

Plasma cells
Explanation

Produce antibodies for immune response

#6

What is the main function of white blood cells?

Fighting infections
Explanation

Main function: Fight infections

#7

Which type of blood cell is responsible for fighting infections?

White blood cells
Explanation

Fight infections

#8

Which disorder is characterized by the overproduction of abnormal white blood cells?

Leukemia
Explanation

Overproduction of abnormal white blood cells

#9

Which blood disorder is characterized by the presence of too many red blood cells?

Polycythemia
Explanation

Presence of too many red blood cells

#10

Which of the following conditions is characterized by a deficiency in all types of blood cells?

Pancytopenia
Explanation

Deficiency in all blood cell types

#11

Which disorder results from a deficiency of platelets in the blood?

Thrombocytopenia
Explanation

Deficiency of platelets in the blood

#12

What is a common symptom of leukemia?

Easy bruising or bleeding
Explanation

Common symptom: Easy bruising or bleeding

#13

Which of the following blood disorders is inherited and affects the ability of blood to clot?

Hemophilia
Explanation

Inherited disorder affecting clotting

#14

Which blood disorder is characterized by uncontrolled bleeding due to a lack of clotting factors?

Hemophilia
Explanation

Uncontrolled bleeding due to lack of clotting factors

#15

Which blood disorder is characterized by the presence of large, abnormal red blood cells?

Megaloblastic anemia
Explanation

Presence of large, abnormal red blood cells

#16

Which type of white blood cell plays a crucial role in allergic reactions and defending against parasitic infections?

Eosinophils
Explanation

Role: Allergic reactions, defending against parasites

#17

Which type of white blood cell is primarily responsible for engulfing and digesting foreign invaders such as bacteria?

Neutrophils
Explanation

Primary responsibility: Engulfing and digesting foreign invaders

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