Lymphatic system

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What is the function of the lymph node?

produce lymphocytes
Name 4 major sites of lymph node concentration.
- cervical
- axillary
- inguinal
- mediastinal
What is lymph?

colorless fluid, most like interstitial fluid
What does lymph contain?

lymphocytes, monocytes, h2o, salts and protein
What is ELISA?

Aids test
What is exaggerated hypersensitive reaction?

anaphylaxis
What is Mononucleosis?

acute infectious disease with enlargement of the lymph nodes, caused by epstein-barr virus
What is Elephantiasis

chronic infectious condition which usually involves the lower extremities and causes lymphedema
What is multiple sclerosis?

an autoimmune disease where the body's cells are attacked by the immune system
Malignant tumor of lymph tissue

Hodgkin's disease
Another name for Humoral immunity B cells

immunoglobulins
How are immunoglobulins secreted?

by plasma cells in humoral immunity.
What is ELISA?

a lab test that detect antibodies to HIV
Name 3 attributes of vaccines
- - Active immunity is possessed
- - 10 yrs later though exposed you do not contract the disease
- - Antibodies produce by the memory cells attacks the virus early and prevent the disease
Name 3 functions of the cell-mediated immunity t cells
- killers
- suppressors
- helpers
What is thought to be processed in the thymus gland?

T-Lymphocytes
Name 4 parts of the immune system
- Lymphocytes
- monocytes
- antibodies
- phagocytes
What are macrophages?

the largest phagocyte in the body
Antiviral proteins secreted by T cells (simulate macrophages to ingest bacteria)

Interferon
Where are memory cells developed?

in active immunity
Does lymph contain erythrocytes or platelets?

no
How does the thoracic duct function?
- lymph from all other parts of the body enter and drain into the subclavian (left) vein
- legs or lower extremity's
What does the thymus gland do?

produce the hormone thymosin
What does thymosin do?

stimulates red bone marrow to produce T-lymphocytes
What is the largest organ in the lymphatic system?

spleen
The liver and bone marrow take over the functions of the ___________ if removed.

spleen
What is hypersplenism?

enlarged spleen
Lymph tissue in the throat is the tonsils in the oropharaynx

the adenoids in the nasopharynx
Thoracic Duct?

main collecting channel
What engulfs and digests antigens?

macrophage

Author

vickirios

223475

Card Set

Lymphatic system

Description

parts of the lymphatic system

Updated

2013-06-12T00:13:50Z