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Human Histology > Lymphoid System > Flashcards

Lymphoid System Flashcards

1
Q

The most heavily produced type of antibody that is very labile and can be seen in body secretions.

A

Immunoglobulin A

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2
Q

Lymphoid organ responsible for producing the hormone thymosin

A

Thymus

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3
Q

[3] Part of cellular immunity.

A

Nk cells, T helper cells, and Plasma cells

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4
Q

Part of the thymus responsible for secreting chemical signals that guides the development of T cells.

A

Hassal’s corpuscle

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5
Q

Antibody that has the largest molecular structure having 10 binding sites. Because of this, action of this antibody shows agglutination.

A

Immunoglobulin M

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6
Q

Part of the thymus where T cells that react with self-antigens are culled or lysed.

A

Medulla

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7
Q

Heavy-staining part of the thymus where numerous pre-T cells aggregate.

A

Cortex

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8
Q

Splenic pulp responsible for recycling hemoglobin from senescent erythrocytes.

A

Red pulp

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9
Q

Antibody that is known to be able to cross the placenta, which allows the mother to support the immune system of the fetus.

A

Immunoglobulin G

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10
Q

Consist of the structures and cells that protects the organism against invasion and damage by the microorganism and foreign substances.

A

Immune system

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11
Q

[4] Organs of immune system

A
  1. Thymus
  2. Lymph nodes
  3. Spleen
  4. Tonsils
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12
Q

Any substance that elicit response from the host.

A

Antigen

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13
Q

Also called immunoglobulins.

A

Antibody

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14
Q

Are plasma glycoproteins that interact specifically with antigenic determinants.

A

Antibody

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15
Q

[5] Types of Immunoglobulins

A
  1. IgG
  2. IgM
  3. IgA
  4. IgE
  5. IgD
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16
Q

[3] Free cells of the immune system.

A
  1. B lymphocytes
  2. T lymphocytes
  3. Antigen presenting cells
17
Q

Largest lymphoid organ in human circulatory system.

A

Spleen

18
Q

[2] Splenic pulp

A
  1. White pulp
  2. Red pulp
19
Q

Forms a ring (Waldeyer’s ring) underneath the epithelium around the entrances to the respiratory and digestive passages.

A

Tonsils

20
Q

Most of this organ are partially encapsulated by dense irregular connective tissue capsule.

A

Tonsils

Human Histology (16 decks)

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