Lesson 11 Flashcards

1
Q

allergen

A

substance that causes an allergic reaction

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2
Q

autoimmunity

A

action of antibodies against ones own body

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3
Q

humoral immunity

A

type of immunity formed by antibodies

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4
Q

immunity

A

ability to resist a disease

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5
Q

immunization

A

process of increasing resistance to a disease

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6
Q

immunoglobulins

A

proteins that act like antibodies

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7
Q

lingual

A

tonsils found at the back of the tongue

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8
Q

lupus

A

a chronic inflammatory autoimmune disease

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9
Q

lymph

A

watery fluid in the lymphatic system

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10
Q

lymphadenitis

A

inflammation of the lymph nodes and glands

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11
Q

lymphoma

A

a tumor of the lymphatic system; usually malignant

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12
Q

natural immunity

A

immunity with which a person is born

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13
Q

spleen

A

lymph organ situated below and behind the stomach

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14
Q

tonsillitis

A

infection and swelling of the tonsils

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15
Q

acquired immunity

A

immunity as a result of exposure to a disease

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16
Q

acquired immunodeficiency syndrome (AIDS)

A

a potentially fatal disease causing suppression of the immune system

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17
Q

active acquired immunity

A

two types, natural and artificial acquired immunity

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18
Q

adenoids

A

pair of glands composed of lymphoid tissue, found in the nasopharynx; also called pharyngeal tonsils

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19
Q

anaphylaxis

A

severe and sometimes fatal allergic reaction; anaphylactic shock

20
Q

artificial acquired immunity

A

type of immunity acquired as a result of an injection of vaccine, antigen, or toxoid

21
Q

automimmune disorder

A

a condition that causes destruction of the body’s own tissues

22
Q

cellular immunity

A

the body’s ability to resist infections, provided by T lymphocytes

23
Q

cytokines

A

in the class of interleukins (part of the immune response), it is a protein produced by damaged tissue and white blood cells; interferon is a type of cytokine

24
Q

germinal center

A

area found within the lymph node that produces the lymphocyte

25
Q

Guillain-Barre syndrome

A

an autoimmune disease that attack the nerves that control the muscles in the legs, or sometimes in the arms and upper body

26
Q

Hodgkin’s disease

A

specific type of cancer in the lymph nodes

27
Q

Human Immunodeficiency Virus (HIV)

A

the causative agent of AIDS

28
Q

hypersensitivity

A

an abnormal response to a drug or allergen

29
Q

infectious mononucleosis

A

contagious disease caused by Epstein-Barr virus; sometimes called the kissing disease

30
Q

lacteals

A

specialized lymph vessels in the villi of the small intestine that absorb digested fats and transport them to the circulatory system

31
Q

lymph nodes

A

structures that produce lymphocytes and filter out harmful bacteria

32
Q

lymph vessels

A

structures that transport excess tissue fluid back into the circulatory system

33
Q

lymphatic system

A

system of vessels and nodes that supplement the blood circulatory system and carry lymph, nodes and organs produce lymphocytes to destroy invading bacteria

34
Q

lymphedema

A

swelling of the tissue due to an abnormal collection of lymph

35
Q

lymphokines

A

chemicals released by T lymphocytes during the immune response, help cellular immunity by stimulation activities of monocytes and macrophages

36
Q

macrophage

A

a cell that removes dead organisms and foreign substances by phagocytosis

37
Q

natural acquired immunity

A

immunity to a disease that results from having the disease and recovering

38
Q

passive acquired immunity

A

borrowed immunity, has a temporary effect

39
Q

Peyer’s patches

A

also known as aggravated lymphatic follicles found in walls of the small intestines; they produce macrophages

40
Q

right lymphatic duct

A

the lymphatic duct that receives lymph from the right side of the body

41
Q

scleroderma

A

disease that results in thickening of the skin and blood vessels

42
Q

Sjogren’s syndrome

A

the most prevalent of autoimmune diseases, it affects the moisture glands of the body; symptoms include dry eyes or mouth or other body systems

43
Q

thoracic duct (left lymphatic duct)

A

lymphatic duct that receives lymph from the left side of the body

44
Q

tonsils

A

mass of lymph tissue in the back of the throat that produces lymphocytes

45
Q

trabeculae

A

needlelike bony spicules within cancellous bone that contributes to the spongy appearance; their distribution along lines of stress adds to the strength of the bone