Term |
Definition |
Responsiveness |
Ability of organism to sense, monitor and respond to changes in both its external and internal environments |
Conductivity |
Capacity of living cells to transmit a wave of electrical disturbance from one point to another within the body |
Growth |
Organized increase in the size and number of cells and therefore and increase in size of the individual or a particular organ or part |
Respiration |
Exchange of respiratory gases (O2 & CO2) |
Digestion |
Process by which complex food products are broken down into simpler substances that can be absorbed and used by individual cells |
Absorption |
Movement of molecules such as respiratory gases or digested nutrients through a membrane and into the body fluids for transport to cell for use |
Secretion |
Production and release of important substances such as digestive juices and hormones for diverse body functions |
Excretion |
Removal of body waste |
Circulation |
Movement of body fluids containing many substances from one body area to another in a continuous circular route through hollow vessels |
Reproduction |
Formation of new individual offspring |