ch 16 + 17 Flashcards
which gland is responsible for T cell development
thymus gland
abnormally enlarged spleen
splenomegaly
organs of lymphatic system
lymph nodes, thymus, tonsils and spleen
steps of inflammatory process
- bacteria enters tissue
- tissue damage occurs
- inflammation mediators released
- signals molecules then shows signs of inflammation
term for lymphatic vessel inflammation
lymphangitis
what does most of the work for immune system
white blood cells
elephantiasis
severe lymphedema of limbs
what causes elephantiasis
parasite infestation of lymphatic vessels
function of the spleen
phagocytosis of bacteria and old red blood cells; serves as reservoir
phagocytosis
ingestion + digestion of bacteria of foreign particles by phagocytes and amoeboid protozoans
most often seen with body wide inflammatory response
fever
lymphedema
abnormal condition in which tissues exhibit swelling because of accumulation of lymph
what can impair the exchange of gases between blood circulation and inhaled air
thick mucous secretions in alveoli
what is in lower respiratory tract
trachea, bronchial tree, lungs
what is in upper respiratory tract
nose, pharynx, larynx
purpose of mucous membranes of respiratory tract
air purification, trapping dust and pollen
cellular respiration
use of oxygen cells in the process of metabolism
most important respiratory control centers for regulating breathing
medulla oblongata located in brainstem
location of chemoreceptors
carotid and aortic bodies
conditions that is the progressive and irreversible obstruction of expiratory airflow
COPD
molecules of immune system
antibodies, cytokines, complement proteins
complement proteins
group of proteins enzymes normally presented in an active state of blood
where do B cells develop
liver and bone marrow
function of the epigottis
trapdoor; closes off larynx during swallowing and preventing food and liquids from entering trachea
