Anagen (growth phase): Most hair is growing at any given time. Each hair spends several years in this phase. Catagen (transitional phase): Over a few weeks, hair growth slows and the hair follicle shrinks. Telogen (resting phase): Over months, hair growth stops and the old hair detaches from the hair follicle.
Definition of phylactic - A medicinal substance or remedy that protects from disease, toxicity, or infection. Definition of phylactic - A medicinal substance or remedy that protects from disease, toxicity, or infection.
Structurally chemical synapses consist of a. Definition. synaptic knob, a synaptic cleft, and a postsynaptic membrane which will be the cell membrane of the dendrite or cell body. Term. is a space between the synaptic knob and the postsynaptic membrane.