Diestrus: A phase of the ESTROUS CYCLES that follows METESTRUS. Diestrus is a period of sexual quiescence separating phases of ESTRUS in polyestrous animals.

Terms Related to Diestrus

• Estrous Cycle

  The period of cyclic physiological and behavior changes in non-primate female mammals that exhibit ESTRUS. The estrous cycle generally consists of 4 or 5 distinct ...

• Metestrus

  The period following ESTRUS during which the phenomena of estrus subside in those animals in which pregnancy or pseudopregnancy does not occur.

• Estrus

  The period in the ESTROUS CYCLE associated with maximum sexual receptivity and fertility in non-primate female mammals.

• Estrus Synchronization

  Occurrence or induction of ESTRUS in all of the females in a group at the same time, applies only to non-primate mammals with ESTROUS CYCLE.

• Proestrus

  A phase of the ESTROUS CYCLE that precedes ESTRUS. During proestrus, the Graafian follicles undergo maturation.

• Ultradian Cycle

  Bouts of physical irritability or movement alternating with periods of quiescence. It includes biochemical activity and hormonal activity which may be cellular. These cycles are ...

• Eucoccidiida

  An order of parasitic PROTOZOA found in blood cells and epithelial cells of vertebrates and invertebrates. Life cycles involve both sexual and asexual phases.

• Activity Cycle

  Bouts of physical irritability or movement alternating with periods of quiescence. It includes biochemical activity and hormonal activity which may be cellular. These cycles are ...

• Anestrus

  A state of sexual inactivity in female animals exhibiting no ESTROUS CYCLE. Causes of anestrus include pregnancy, presence of offspring, season, stress, and pathology.

• Moon Phase

  The natural satellite of the planet Earth. It includes the lunar cycles or phases, the lunar month, lunar landscapes, geography, and soil.