HoukSpringer New YorkViswanathan, Vidhya , Peter A. Lee , and Christopher P. Houk . 2012 . Endocrinology of male and female puberty: An overview . In Handbook of growth and growth monitoring in health and disease , edited by Victor. R. Preedy , pp. 2651 – 69 . New York : Springer....
The meaning of MALE is of, relating to, or being the sex that typically has the capacity to produce relatively small, usually motile gametes which fertilize the eggs of a female. How to use male in a sentence.
Men are born with immature male organs and, with the onset of puberty, hormonal changes occur that allow sperm to begin to be generated. Inside the testicles, in structures calledseminiferous tubules, sperm will be produced permanently. Subsequently, the sperm are transported through the vas defere...
with particularly pronounced differences during adolescence and menopause. The maturational peak was observed at 19 years for females and 24 years for males, consistent with the earlier puberty onset time seen in girls
Puberty kicks off when your hypothalamus and your pituitary gland start to produce hormones that tell your testicles to start making testosterone and sperm. Testosterone, the main male sex hormone, is responsible for the growth and development of your penis, testicles, and scrotum, as well as you...
ballock,testicle,testis,orchis,egg,ball,nut- one of the two male reproductive glands that produce spermatozoa and secrete androgens; "she kicked him in the balls and got away" male reproductive gland- the reproductive organs of a man
This period of transition between childhood and adulthood is called puberty, and it's the process of growth and sexual maturation that, for males, occurs generally between the ages of 9 and 18. It is no small feat. The ability of the body to suddenly "come alive" and simultaneously ...
The aim of this research was to document social behavior changes that occurred during adolescence and to relate them to changes in sexual behavior that occurred at puberty. The 4-year-old males all mounted females and ejaculated but they had significantly fewer ejaculations and female partners than...
Male and female individuals also reach puberty at different ages and mature at different rates during puberty. As tendons likely accumulate their mass before and during puberty, similar to bone, this may have an effect on morphological properties. It is likely that female individuals have a shorter...
differ from all other species of deer in their antler physiology in three notable ways: (1) antlers are developed in both sexes, (2) antlers begin to grow in young calves well in advance of puberty, and (3) antlers are cast and regrown annually in females, and both intact and castrated...