TERMINOLOGIES USED IN ANATOMY & PHYSIOLOGY
A – C Abdominal cavity: in vertebrates that part of the body cavity containing the digestive organs, and in mammals separated from the thoracic cavity by the diaphragm. Absorption: the passage of material into a cell; the passage of nutrients from the intestines into the blood vessels associated with them. Acclimation: the habituation of an organism or animal to another climate i.e. becoming acclimatised e.g. as in behaviour. Achondroplasia: shortening of long bones of the limbs caused by a disturbance in the ossification process (bone formation) during growth of the bone. Acid-base balance: the maintenance of the correct ratio of acids to bases in the blood to maintain the correct pH. Acquired behaviour: behaviour brought about by conditioning and learning. ACTH: Adrenocorticotropic hormone. Aerobic: in oxygen – usually refers to organic chemical reactions or to microorganisms that operate in the presence of oxygen. Amoeba: a protozoan the shape of which is subject to const