chapter 20

_____ is excess __________ ______ that has entered ___________ __________

___________ ________ return fluids that have leaked from the blood __________ system back to the ______

____________ ________ and tissues protect the body by removing foreign material from the _______

_____________ ________ provide a site for __________ _______________

the _____ ___________ duct

Drains lymph from the _____ ______ ________ and ______ _____ of _____ and ________ it empties into the blood at the junction of the __________ _________ and __________ ____________ _____

the ____________ _____, drains lymph from the _____ of the ____

, it empties into the blood at the junction of ___________ ___________ and ____ __________ ______

The __________ __________ lacks an ________ as a pump and are ___-___________ conduits the same mechanisms that promote blood flow in veins work the

________ action of skeletal muscles, _________ _________ in the thorax during breathing and ______ that prevent backflow 

the pulse of nearby _________ promote lymph flow because __________ __________ are bundled in ___________ ________ sheaths with blood vessels

_______ ________ in the walls of most ___________ _________ contract rhythmically helping to push lymph along

_____________ cells consists of ___________ _________ cells found in _________ ________ together with the ________ ________ that act as scaffolding

lymphoid cells

____________________ protects the body against __________, anything that ________ an ____________ ____________

lymphoid cells

___ _______________ manage the immune response and some directly attack and destroy infected cells

lymphoid cells

__ _______________ protect the body by producing plasma cells

lymphoid cells

_________ _____ are daughter cells produced by B-cells that secrete __________ into the blood or other infected cells that mark _________ for destruction

lymphoid cells

______________ are lymphoid cells that phagocytize foreign substances and helps activate T-cells

lymphoid cells

___________ _______ are lymphoid cells capture antigens and bring them to lymph nodes

lymphoid cells

___________ ____ are lymphoid cells that are fibroblast-like cells that produce reticular fiber stroma to _________ other cell types in lymphoid organs and tissues

Location of lymph nodes

Cluster along the __________ _________ of the body and are embedded in ______________ __________, large clusters are found near body surface in the __________, __________, and __________ regions or places where collecting lymphatic vessels converge to form trunks

function of lymph nodes

Act as lymph _______, _____________ in the nodes remove and destroy debris that enters the lymph from ________ ____________ ______ it prevents them from being delivered to the ______ and spreading to other parts of the body

function of lymph nodes

responsible for _________ _________ activation, nodes are placed where lymphocytes encounter ______ and _____________ _______ bring them to the nodes activate _______

the ________ of lymph nodes possess germinal center contains dividing __ ____

and houses __ ____ in transit that circulate between blood, lymph nodes, and lymph, the also contain _________ _____

the medulla of __________ _______ contain medullary cords which are thin inward extensions from cortical lymphoid tissue that contains both types of _______________

the _______ ________ contains large lymphatic capillaries spanned by crisscrossing reticular fibers, it contains _____________ that _____________ foreign material in the flowing lymph 

the _______ is a lymph organ is located in the left side of the abdominal cavity beneath the diaphragm

the ________ provides a site for ___________ proliferation and immune surveillance and response, it ________ aged, defective blood cells and platelets from the blood, the ___________ remove debris and foreign matter

it Recycles the breakdown products of ___ _______ ____ for reuse as well as storing blood _________ and ___________ for release into the blood when needed

Site for erythrocyte production in the fetus

the _______ is a lymph organ is found in the inferior neck and extends into the superior thorax

the _______ allows __ __________________ precursors to mature and become __________________ lymphocytes

__________ _______ are found at the posterior end of oral cavity they are the largest and most commonly infected

_________ _________ are lymphoid follicles at the base of the tongue 

____________ __________ are found at the posterior wall of the nasopharynx

________ _______ surround the openings of the auditory tubes into the pharynx

__________ are rings of __________ tissue around the entrance of the __________

____________ gather and remove many of the pathogens entering the ________ in the food or in inhaled air

___________ ________ trap bacteria and particulate matter it lets immune cells build a memory for the trapped pathogens to increase longer-term immunity

____________ are large clusters of lymphoid follicles that are structurally similar to tonsils and located in the wall of the distal portion of the small intestine, the prevents pathogens in passages from penetrating the _______ membrane lining

Large lymphatics get nutrients from blood of the _____ ________

MALT refers to _______ ____________ _______ ________ they protect passages open to the ________ like the walls of ________ or the mucosa of the __ ______

Lymph capillaries increase their _________________ during inflammation

Lymph returns leaked ________ and excess ______

the lymphatic system is absent in the ______ and _____

__________ are lymph capillaries that absorb ___ from the GI tract

________ is fatty lymph from GI tract