ZOO 4605 Study Guide - Comprehensive Final Exam Guide - Yolk Sac, Syndrome, Placenta
Document Summary
Need certain physiological conditions and hormones to have a child. Has direct effect of development on cns and heart. Man and woman equally affect the child. Head of sperm is able to penetrate ovum. Head of sperm contains nucleus with 23 chromosome (paternal) First 22 are somatic and last is sex (x or y) o o. Allows it to swim in female reproductive tract. Semen contain sperm and other factors which come from seminal vesicle and prostate gland. Factors which give energy to sperm o o o o. Controls relaxation and contraction of female reproductive tract. Located in the semen and beneath the acrosome membrane on the head of sperm. Factors give energy to sperm and control mobility. Should measure all of the measurements of these factors in sperm to determine fertility of male. We need normal anatomical structure in males and females. When male has excessive estrogen production, stem cells will remain in testicle and become a benign tumor.
