Look up Evelyn in Wiktionary, the free dictionary. Evelyn is a name in the English language, where it can be used as a first name or a surname. As a first name, it can refer to persons of either sex, although it is more commonly borne by females.The name originally was used a surname, which derived from Aveline, a feminine Norman French diminutive of the name Ava.ook up Evelyn in Wiktionary, the free dictionary. Evelyn is a name in the English language, where it can be used as a first name or a surname. As a first name, it can refer to persons of either sex, although it is more commonly borne by females.
Cephalization Cephalization is the process in animals by which nervous and ... Although cephalization is associated primarily with bilaterally symmetrical ... While at first seeming a bit simplistic, cephalization has ... Cephalization means that there is a head, and therefore a concentration of ...ephalization: Evolutionary Process where nerves and sensory structures evolved in the head. ... ... bilateral symmetry with obvious cephalization, three embryonic germ layers with ... is the first step toward cephalization and development of a central ...
A cephalic presentation is a situation at childbirth where the fetus is in a longitudinal lie and the head enters the pelvis first; the most common form of cephalic presentation is the vertex presentation where the occiput is the leading part (the part that first enters the birth canal).