IMMUNO SHEEEZZ

Question 1

Who developed the smallpox vaccine

Answer 1

Edward Jenner

Question 2

What virus causes smallpox

Answer 2

Variola major

Question 3

What is the study of immunity and the immune system called?

Answer 3

Immunology

Question 4

What is the term for resistance to pathogens?

Answer 4

Immunity

Question 5

Which immune response is immediate and non-specific

Answer 5

Innate immunity

Question 6

What type of cell produces antibodies?

Answer 6

B cells

Question 7

Which cells mediate cell-mediated immuni

Answer 7

T cells

Question 8

What are the antigen-presenting cells (APCs) found in tissues?

Answer 8

Dendritic cells

Question 9

Which immune cells kill virus-infected and tumor cells

Answer 9

Natural Killer (NK) cells

Question 10

Which immune cell type is responsible for allergic reactions?

Answer 10

Mast cells

Question 11

Which immune response has memory?

Answer 11

Adaptive immunity

Question 12

What type of immune cell recognizes and attacks pathogens without prior exposure?

Answer 12

nnate immune cells

Question 13

Which immune molecules recognize common structures like PAMPs?

Answer 13

Pattern Recognition Receptors (PRRs)

Question 14

Which immune response is slower but highly specific?

Answer 14

Adaptive immunity

Question 15

Which cells are involved in humoral immunity?

Answer 15

B cells

Question 16

What type of immune disorder occurs when the body attacks its own cells?

Answer 16

Autoimmune disorder

Question 17

Which class of MHC presents antigens to CD8+ T cells?

Answer 17

MHC Class I

Question 18

Which class of MHC presents antigens to CD4+ T cells?

Answer 18

MHC Class II

Question 19

Which immune protein complex helps in opsonization, inflammation, and lysis of pathogens?

Answer 19

C3b

Question 20

What type of immune cells are found in lymphoid tissues and assist in antigen presentation to B cells?

Answer 20

Follicular Dendritic Cells (FDCs)

Question 21

What are the primary lymphoid organs where B and T cells mature?

Answer 21

Bone marrow and thymus

Question 22

What type of cells serve as the first line of defense in innate immunity by forming physical barriers?

Answer 22

Epithelial cells

Question 23

Which component of the immune system is responsible for directly killing microbe-infected cells?

Answer 23

Cytotoxic T lymphocytes (CTLs)

Question 24

Which immune cells recognize peptide antigens only when presented by MHC molecules?

Answer 24

T cells

Question 25

What type of immunity is achieved through vaccination?

Answer 25

Artificial active immunity

Question 26

What hypothesis explains how specific clones of B and T cells are activated upon antigen exposu

Answer 26

Clonal selection hypothesis

Question 27

Which immune response occurs upon first exposure to an antigen?

Answer 27

Primary immune response

Question 28

Which immune response occurs upon second or repeated exposure to an antigen

Answer 28

Secondary immune response

Question 29

What type of immune cell is found in the epidermis and functions as an antigen-presenting cell?

Answer 29

Langerhans cells

Question 30

What type of cell in the mucosal immune system produces IgA antibodies?

Answer 30

Plasma cells

Question 31

Which immune cells are known for their ability to undergo somatic hypermutation and affinity maturation?

Answer 31

B cells

Question 32

Which class of lymphocytes regulates immune responses to prevent excessive reactions

Answer 32

Regulatory T cells (Tregs)

Question 33

Which complement protein is the key component in the complement system, leading to opsonization?

Answer 33

C3b

Question 34

What inflammatory cytokine is produced by activated macrophages and promotes fever?

Answer 34

Tumor Necrosis Factor (TNF)

Question 34

Which inflammatory response is characterized by redness and swelling due to increased blood flow?

Answer 34

Acute inflammation

Question 35

Which immune protein forms the Membrane Attack Complex (MAC) to lyse bacterial cells?

Answer 35

C5b-C9 complex

Question 35

What form of programmed cell death is associated with inflammation and is mediated by caspase-1?

Answer 35

Pyroptosis