Lymphatic system

32 terms by mmlocki

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lymphatic system

supplement to circulatory system

lymph fluid

intermediary between blood in capillaries and tissues

lymph vessels

transport excess tissue fluid back into circulatory system

lymph nodes

produce lymphocytes and filter out bacteria

thymus gland

produces T-lymphocytes needed for the immune system

spleen

produces lymphocytes and monocytes

skeletal muscle

pushes lymph through vessels

thoracic duct

receives lymph from the left side

adenitis

swelling in the lymph glands

cervical

nodes in the neck and head

supraclavicular

nodes along the collar bone

mediastinal

nodes in the upper body behind the sternum

inguinal

nodes in the groin

femoral

nodes in the legs

hodgkin's disease

cancer of the lymph nodes

infectious mononucleosis

caused by the Epstein-Barr virus

Epstein-Barr virus

form of herpes

immunity

Body's ability to resist invaders and the disease they cause

unbroken skin

first line of defense

natural immunity

immunity we are born with

acquired immunity

the body tries to kill an invader by creating specific substances to combat it to make itself permanantly resistant

passive acquired immunity

used upon exposure to a rapid, destructive and severe disease

active acquired immunity

antibodies remain in the body to protect from further infection

natural active immunity

having had and recovered from the disease

artificial active acquired immunity

injection of vaccine

humoral immunity

b cells change to plasma cell

t cells

will multiply rapidly to overpower and kill antigen

killer t cells

act directly on antigens to destroy them

helper t cells

stimulate breakdown of antibodies by b cells and stimulate t cells

suppressor t cells

stop the immune response when an antigen has been destroyed

autoimmunity

immune system mistakenly targets it's own normal cells, tissues and organs

hypersensitivity

when antibodies that are formed irritate certain body cells

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