Lymphatic/immune Flashcards

1
Q

Interstitial fluid (lymph)

A

Fluid that surrounds body cells

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2
Q

Lymph nodes

A

Clusters of lymph tissue; produce lymphocytes, filter lymph, and trap harmful substances

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3
Q

Macrophages

A

Phagocytose foreign substance

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4
Q

B lymphocytes (B cells)

A

Produce antibodies; mature in the bone marrow

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5
Q

T lymphocytes (T cells)

A

Attack bacteria and foreign cells; originate in the thymus gland; recognize and remember antigens attacking stronger each time

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6
Q

Lymph capillaries

A

Smallest lymphatic vessels. Found in tissue spaces

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7
Q

Spleen

A

Destroys old red blood cells, filters microorganisms out of blood, activates lymphocytes during filtration,stores blood

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8
Q

What are the spleen and thymus gland made of?

A

Lymph tissue

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9
Q

Is the thymus larger in kids or adults? Why?

A

Kids b/c need to build effective immune system

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10
Q

Adaptive immunity

A

Active

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11
Q

How would you acquire active immunity?

A

Vaccination, stem cell transplant, having an infection

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12
Q

Natural immunity

A

Passive

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13
Q

How do you acquire passive immunity?

A

Antitoxins, immunoglobulins, maternal antibodies

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14
Q

Vaccines

A

Contain antigens from the patients tumor cells; stimulates T cells to kill cells active immunotherapy

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15
Q

Dendritic cells

A

Cultured and exposed outside the body and reinfused

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16
Q

Monoclonal antibodies (MoAb)

A

Multiple copies of cells/genes that kill tumor cells; passive immunotherapy

17
Q

Donor lymphocyte infusion

A

T cells attack tumor after infusion; passive immunotherapy

18
Q

Adaptive immunity

A

Ability to recognize and remember antigens and attack them

19
Q

Adenoids

A

Lymphatic tissue in nasopharynx

20
Q

Antibody

A

Protein produced by B cells to destroy antigens

21
Q

Lymphoid organs

A

Lymph nodes, spleen, and thymus gland

22
Q

Lymph vessel

A

Carrier of lymph throughout the body

23
Q

Macrophage

A

Large phagocyte in lymph nodes

24
Q

Thoracic duct

A

Drains lymph from lower/ left side of body; empties into veins in neck

25
Q

Thymus gland

A

Located in mediastinum. Conditions T cells to react to foreign cells

26
Q

Toxin

A

protein produced by bacteria, animals & plants

27
Q

Vaccine

A

Weakened/killed microorganisms, toxins, other proteins given to induce immunity

28
Q

Areas of lymph nodes

A

Neck, armpit, chest, intestinal, lumbar (paraaortic), groin, tonsils, adenoids

29
Q

Adenoids

A

Enlarged lymph tissue near nasal passages

30
Q

Lymphocytosis

A

Increase in lymphocytes in response to infection

31
Q

HIV

A

Human immunodeficiency virus causes aids (destroys T cells)

32
Q

Hodgkin disease

A

Malignant tumor of lymphoid tissue in spleen/lymph nodes

33
Q

Skin cancer seen in aids

A

Kaposi sarcoma

34
Q

Lung disease in aids

A

Pneumocystis pneumonia (PCP)

35
Q

How does lymph system compliment blood system?

A

Transports leaked proteins back into blood/ absorbs and transports fat

36
Q

How are the structures of lymph vessels and veins similar?

A

Valves, no pump