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chapter 15....
A&P exam review
| Question | Answer |
|---|---|
| lymphedema | tissue swelling due to lymphatic obstruction |
| plasma cells | cell derived from B lymphocytes and active in formation of antibodies. |
| agglutination | process by which cells or other particles adhere to each other to form clumps |
| immune cells | cells that protect from infection |
| vaccine | prepreation to generate active immunity |
| B cells | -mature in bone marrow -15%-25% of lymphocytes -activated by helpter T cells, respond to specific antigen, and make antibodies (immunoglobulins) -mature ones are called plasma cells which make lots of anitbodies |
| T Cells | -mature in thymus -make up 75%-85% of lymphocytes -there are several types of T cells |
| Helper T cells | -contain CD4 coreceptor and are called CD4 cells -begin the defensive response against a specific antigen |
| hypersensitivity | exaggerated abnormal reaction to an allergen |
| adenoid | single mass of lymphoid tissure in the midline at teh back of the throat. |
| lymph | a clear fluid collected from tissues and transported by lymph vessels to the venous circulation |
| immunoglobulins | specific protein evoked by an antigen. all antibodies are these. |
| anaphylaxis | immediate severe allergic response |
| immunodeficiency | failure of the immune system |
| immunosuppression | suppression of the immune response by an outside agent, such as a drug |
| macrophage | large white blood cell that removes bacteria, foreign particles, and dead cells |
| viral load | a count that measures the quantity of HIV in the blood |
| retrovirus | virus that replicates in a host cell by converting its RNA core into DNA. |
| kaposi sarcoma | a malignancy often seen in AIDS patients |
| antibody | protein produced in response to an antigen. |
| autograft | a graft using tissure taken from the individual who is receiving the graft |
| phagocytosis | prosess of ingestion and destruction |
| allograft | tissue graft from another person or cadaver |
| lavage | washing out of a hallow cavity, tube, or organ |
| complement | group of proteins in serum that finish off the work of antibodies to destroy bacteria and other cells. |
| immunity | state of being protected. |
| lymph nodes | located: there are hundreds stationed all over the body. they are especially concentrated in the neck, armpits, and groin. |
| thoractic duct | along the front of the spine from the back of the aorta up to the left subclavian vein. (left lymphatic duct) |
| thymus | endocrine gland located in the mediastinum. |
| subclavian vein | underneath the clavicle |
| right lymphatic duct | right side of the chest just below the clavicle |
| spleen | left upper quadrant of the abdomen below the diaphragm and lateral to the kidney. |
| adenoids | posterior wall of the nasopharynx |
| uvula | fleshy projectoin of the soft palate |
| tonsils | located at the entrance to the oropharynx |
Created by:
lovlyneko
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