Chapter 14 - Vocabs Flashcards

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1
Q

Adaptive Immunity

A

Ability to recognize and remember specific antigens and mount attack on them. Humoral (B cells) and cell-mediated immunity (T cells are examples)

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2
Q

Adenoids

A

Mass of lymphatic tissue in the nasopharynx

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3
Q

Antibody

A

Protein produced by B cells to destroy antigens

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4
Q

Antigen

A

Substance that the body recognizes as foreign; evokes an immune response

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5
Q

Auxiliary nodes

A

Lymph nodes in the armpit (underarm)

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6
Q

B Cell (B lymphocyte)

A

Lymphocytes that matures into a plasma cell to secrete antibodies

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7
Q

Cell-mediated immunity

A

T cells (cytotoxic, helper and suppressor) respond to antigens and destroy them; a type of adaptive immunity

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8
Q

Cervical Nodes

A

Lymph nodes in the neck region

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9
Q

Complement system

A

Proteins in the blood that helps antibodies and kill their target

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10
Q

Cytokines

A

Proteins secreted by cytotoxic T cells to aid in antigen destruction. Examples are interferon and interleukins

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11
Q

Cytotoxic T cells (CD8+ T cell)

A

Lymphocytes that directly kills antigens

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12
Q

Dendritic cell

A

Antigen-presenting cell; shows T and B cells what to attack

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13
Q

Helper T cell (CD4+ T cell)

A

Lymphocytes that aids B cells and stimulates T cells

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14
Q

Humoral Immunity

A

B cells produce antibodies after exposure to specific antigens; a type of adaptive immunity

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15
Q

Immunity

A

Body’s ability to resist foreign organisms and toxins that damage tissues and organs. Includes both natural and adaptive

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16
Q

Immunoglobulins

A

Antibodies such as IgA, IgM, IgA, IgD, and Ig E; secreted by plasma cells (mature B cells) in response to the presence of an antigen

17
Q

Immunotherapy

A

Use of immune cells, antibodies, or vaccines to treat or prevent disease

18
Q

Inguinal nodes

A

Lymph nodes in the groin region

19
Q

Interferons

A

Proteins (cytokines) secreted by T cells and other cells to aid and regulate the immune response

20
Q

Interleukins

A

Protein that stimulate the growth and B and T cells

21
Q

Interstitial fluid

A

Fluid in the spaces between cells; This fluid becomes lymph in lymph capillaries

22
Q

Lymph (!!!)

A

Thin, watery fluid within lymphatic vessels and collected from tissues throughout the body

23
Q

Lymph capillaries (!!!)

A

Tiniest lymphatic vessels

24
Q

Lymphoid organs

A

Lymph nodes, spleen, and thymus gland

25
Q

Lymph node (!!!)

A

Collection of stationary solid lymphatic tissue along lymph vessels; contains lymphocytes and macrophages that fight infection

26
Q

Macrophage (!!!)

A

Large phagocyte found in lymph nodes and other tissues of the body

27
Q

Lymph vessels (!!!)

A

Carrier of lymph throughout the body. They empty out into the veins in the upper part of the chest.

28
Q

Mediastinal nodes

A

Lymph nodes in the area between the lungs in the thoracic cavity

29
Q

Mesentric node

A

Lymph nodes in the mesentery (intestinal region)

30
Q

Monoclonal antibody

A

An antibody produced in a laboratory to attack antigens and to destroy cells

31
Q

Natural immunity

A

Protection that an individual is born with to fight infection