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A&P CH1 key terms
A&P CH1 Introduction to Anatomy and Physiology
| Term | Definition |
|---|---|
| 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 |