Blood and Immune System Health Quiz

Explore key concepts in immunology with questions on blood cells, immunity, and immune system functions. Test yourself now!

#1

What is the primary function of red blood cells?

Transport oxygen
Fight infections
Produce antibodies
Digest nutrients
#2

Which blood type is considered the universal donor?

A
B
AB
O
#3

What is the term for an abnormal immune response to a harmless substance, leading to allergy symptoms?

Anaphylaxis
Hypertension
Hypersensitivity
Autoimmunity
#4

Which blood cell type is responsible for releasing histamine during allergic reactions?

Neutrophils
Basophils
Eosinophils
Monocytes
#5

Which organ is responsible for filtering and detoxifying blood, as well as storing glycogen and vitamins?

Pancreas
Spleen
Liver
Kidneys
#6

Which organ is responsible for producing antibodies?

Liver
Spleen
Thymus
Bone marrow
#7

What is the purpose of the lymphatic system in the human body?

Digestion of food
Transportation of oxygen
Filtration of blood
Immune defense
#8

What is the name of the protein responsible for carrying oxygen in red blood cells?

Hemoglobin
Insulin
Collagen
Albumin
#9

Which immune system component is responsible for remembering and recognizing previous infections?

Antibodies
T cells
Memory cells
Macrophages
#10

Which type of immunity is acquired through vaccination or exposure to a disease?

Innate immunity
Passive immunity
Active immunity
Cell-mediated immunity
#11

Which type of white blood cells are responsible for engulfing and digesting pathogens?

Neutrophils
Lymphocytes
Monocytes
Eosinophils
#12

What is the role of platelets in the blood clotting process?

Transporting oxygen
Initiating immune responses
Preventing infections
Forming blood clots
#13

What is the term for the process by which white blood cells move towards the site of infection or injury?

Chemotaxis
Phagocytosis
Osmosis
Apoptosis
#14

Which organ is responsible for filtering and removing old or damaged blood cells from the bloodstream?

Liver
Spleen
Kidneys
Lungs
#15

Which autoimmune disease affects the joints, causing inflammation and pain?

Multiple sclerosis
Rheumatoid arthritis
Type 1 diabetes
Psoriasis

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