Rotation is the act of raising the nose of an aircraft (by pulling back slightly on the control yoke or stick) during the take-off roll, so that it leaves the runway. Rotation allows for a precise, positive departure from the runway.
Crenation is the loss of water from an animal cell due to osmosis. Lysis is the rupture of the cell wall due to too much water moving into an animal cell due to osmosis. Both â¦crenation and lysis have drastic effects on the animal cell.
The cramping associated with the menstrual cycle is caused by the shedding of the uterine lining. These period cramps are usually in the abdomen, upper thighs, going down the leg, under the ribs and pelvis. A woman can experience cramps from PMS (pre- menstrual syndrome) and have them just continue into her period.