what are the three factors involved in regulation stroke volume?
cardiovascular center of medulla oblongata
what controls the heart?
age, gender, fitness, temperature
what factors affect heart rate?
fluid balance, lipid absorption, defense
what are the three main functions of the lymphatic system?
red bone marrow, thymus, spleen, lymph nodes
what are the main organs involved in the lymphantic system?
the head and upper right portion of the body is drained by the ___ duct
the upper left portion and bottom portion is drained by the _____ duct
this part of the spleen consists of lymphatic tissue. It functions to allow B and T cells to carry out immune functions and spleen macrophages destroy blood-borne pathogens
this part of the spleen consists of venous sinuses and splenic cords. It functions to remove worn out or defective blood cells, store platelets, hemopoiesis
In the lymphatic system, the skin and mucous membranes form the ____ line of defense in nonspecific resistance
In the lymphatic system, antimicrobial proteins, NT killer cells, phagocytes, and other internal defenses form the ____ line of defense in nonspecific resistance
the type of specific resistance that is effective against intracellular pathogens, some cancer cells, foreign tissue. Antigens activate T cells to attack threat.
the type of specific resistance that involves extracellular pathogens. Marks things as "non-self". Free floating antibodies attach to microbes to prevent them from attaching to the cell and mark it for destruction