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A&P CH1 key terms

A&P CH1 Introduction to Anatomy and Physiology

abdominal/pelvic cavity the space between the diaphragm and the lower portion of the trunk of the body
absorption the taking in of substances by cells or membranes
anatomy branch of science dealing with the form and structure of body part
appendicular pertaining to the upper or lower limbs
assimilation the action of chemically changing absorbed substances
axial pertaining to the head
circulation path of fluid through a system of vessels
digestion breaking down of large nutrient molecules into smaller molecules that can be absorbed; hydrolysis
excretion elimination of metabolic wastes
homeostasis a state of balance in which the body’s internal environment remains in the normal range
metabolism all chemical changes within cells considered together
negative feedback a mechanism activated by an imbalance that corrects it
organelle a part of a cell that performs a specialized function
organism an individual living thing
parietal pertaining to the wall of a cavity
pericardial pertaining to the pericardium
peritoneal pertaining to the peritoneum
physiology the study of body function
pleural pertaining to the pleura or membranes surrounding the lungs
reproduction offspring formation
respiration cellular process that releases energy from nutrients;breathing
thoracic pertaining to the chest
visceral pertaining to the contents of a body cavity