lymphatic system Flashcards
medulla
the middle area of an organ
lymphadenitis
inflammation of a lymph node
chyle
the milky, fatty fluid that drains into the lymphatic system from the small intestine
tonsils
masses of lymphoid tissue that filter impurities from tissue fluid, found near throat
cortex
the outer area of an organ
endothelium
the one cell layer of tissue that makes up lymphatic capillary walls
reticuloendothelial
macrophages scattered throughout the body make up this system
thymus
a lymphoid organ cranial to the heart, important in immunity, produces thymosin, shrinks after puberty
adenoid
pharyngeal tonsil located in rear of pharynx behind nose
lingual
the tonsil found at the back of the tongue, rarely removed
lymphoma
tumor of the lymphoid tissue
Hodgkin’s disease
type of lymphoma
infectious mononucleosis
viral infection that affects cervical lymph nodes, common in teens
lymphangitis
inflammation of lymphatic vessels
lymph
fluid carried in lymph system
lacteals
small mass of lymphoid tissue along path of lymphatic vessels that filter lymph
thymosin
hormone produces by thymus, processes lymphocytes
palatine
tonsils located on either side of the soft palate, seen in the mouth, usually the tonsils that are removed
lymph node
small mass of lymphoid tissue along path of vessels that filters lymph
spleen
large lymphoid organ that filters blood
valve
in lymphatic vessels to prevent backflow of lymph
thoracic
lymph duct 40 cm long and drains upper left quadrant and lower areas of body
dust cells
macrophages in lungs
buboes
enlarged, infected inguinal lymph nodes
cisterna chyli
area at caudal end of thoracic duct for storage of lymph and fat
axillary
lymph nodes in the armpit
superficial
lymphatic vessels located just below the skin referred to as ____
kupffer cells
macrophages in sinusoids of liver
blind
characteristic of lymph capillaries, open at just one end
mesenteric
lymph nodes near small intestine
elephantitis
blockage of lymph vessel due to filarial worms
inguinal
lymph nodes in groin area
right lymphatic duct
drains lymph from upper right body quadrant
tracheobroncial
lymph nodes along trachea
lymphatic
another word for lymph vessel
subclavian
veins that receive lymph from two lymphatic ducts
fats
nutrient absorbed directly into the lymphatic system
lymphadema
swelling due to lymph buildup
cervical
lymph nodes located in neck
GALT
lymphatic tissue specifically found in mucous membrane along the gut (intestine)
veins
lymph vessels follow the path of these around the body
septicemia
blood poisoning
peyer patch
area of lymphatic tissue specifically found in mucous membrane at the distal part of the small intestine wall
tonsillitis
infection of tonsil
appendix
fingerlike structure attached to cecum which may have a role in immunity
non-hodgkin
type of lymphoma most common in adults and AIDS patients
interstitial
fluid between cells
splenectomy
surgical removal of spleen
splenomegaly
enlargement of the spleen
lymphadenopathy
general term for any lymph node disease
afferent
lymph vessel that ENTERS a lymph node
efferent
lymph vessel that EXITS a lymph node
MALT
lymphatic tissue found scattered around the body in mucous membranes
