Glossary with audio assistance

relaxation stage of the cardiac cycle. The term applies to both atrial and ventricular relaxation.

the net movement, as a result of random motion of its particles, of a substance from an area of high concentration to an area of low concentration

the process by which food materials are broken down into small soluble chemical units

Dilated pupils (mydriasis) are when the black center of your eyes are larger than normal. The condition may be caused by dilating eye drops from an eye exam, the side effects from a drug/medication or traumatic injury.

cells with the full number of chromosomes, each in pairs. These include most cells within the animal’s body.

the number of chromosomes (2n) found in the nucleus of all cells except gametes which are haploid cells

a chemical used to control, prevent and destroy pathogens present on inanimate objects - although it is not usually active against bacterial spores. The process does not necessarily kill all micro-organisms, but reduces then to a level acceptable for a defined purpose, for example a level which is considered not harmful to health. (Note, the difference between “disinfectants” and “antiseptics” which are applied to living tissues.)

the removal or inactivation of pathogenic micro-organisms but not necessarily of bacterial spores

to loose inhibitions and become exited

increased amount of urine produced