European American girls, and 25% of Mexican American girls have begun to develop breast. For young males, the average age of sexual maturation is between 11 and 11 ½ years old. It begins with the initial enlargement of the testes and scrotum. Within six months, straight pubic hair appears and the penis grows rapidly (Sigelman 144). The marker of an adolescent male’s sexual maturation is called the semenarche—first ejaculation or “emission of seminal fluid”…
nourishes and protects the sperm. During ejaculation, the prostate gland also helps to push out the seminal fluid into the urethra. This gland is almost the size of a walnut and is located in the front side of the rectum, and in the center of the penis and the bladder. This is the passage way for urine to leave the body. Benign Prostate Hyperplasia (BPH) is a disease where there is an unbalanced growth of apoptosis and cells, which can be chronic, resulting from an abrasion in the prostate gland…
physical problems (What causes male infertility?, n.d.). Some of these diseases include varicocele (What causes male infertility?, n.d.), torsion, klinefelter's syndrome, retrograde ejaculation (What causes male infertility?, n.d.). Varicocele is the enlargement of internal spermatic veins which causes blood to drain from the testicles back to the abdomen (What causes male infertility?, n.d.). Varicocele is present in 40% of infertile men (What causes male infertility?, n.d.). Retrograde…
Non-classical adrenal hyperplasia or NCAH is a disorder that affects both men and women from late childhood through the rest of their lives. Compared to its sister form, classical congenital adrenal hyperplasia, it is non-life threatening. The Mayo Clinic, a service that gives people medical information and helps set up doctor appointments, defines NCAH as “a collection of genetic conditions that limit your adrenal glands' ability to make certain vital hormones.” These vital hormones include,…
the most efficient way is to have sexual intercourse with one partner, making sure that your partner didn’t have sexual relations with anyone else. This method is not practiced by many. Another method is a condom. A condom fits over the male erect penis, to protect both partners of any diseases that may exist. It is also critical to buy the right kind of condom. Some condoms are porous, which means bacteria can travel through the holes as well as sperm. There are all kinds of condoms, and…
Adolescence, per the Merriam-Webster dictionary defines it as the state or process of growing up, the period of life from puberty to maturity terminating legally at the age of majority, a stage of development prior to maturity. It is known as the developmental stage that lies between childhood and adulthood. One is no longer considered a child, but not yet an adult. Dr. Neil K. Kaneshiro of the University Of Washington School Of Medicine says in this stage, “children develop the ability to…
socially. Physically at this age they experience puberty ( i.e. development of full sexual maturity during adolescence). Puberty leads to the sexual organs and mating attraction characteristics such; for males, Larynx enlargement (Voice breaking and becoming deeper, facial hair, growth of penis and testis and…
Adolescents are the future of a country and all over the world. They belong to their nation and this world. Whether their development are positive or not is a important issue. In order to assist adolescents in growing up, we have responsibility to conduct research to understand different developments during the adolescence. Adolescence can be divided into three period, early stage, middle stage and later stage. Early stage adolescence is the period that adolescent’s physical and intellectual…
puberty the prostate grows rapidly due to the rise in male hormones, such as dihydrotestosterone (DHT) and testosterone. (“American Cancer Society”, 2015) With it the average size of a walnut, the prostate gland is located between the bladder and the penis, and is part of the male reproductive system. The prostate secretes fluids that nourishes and protects the sperm. Additionally, there are three main diseases associated with the prostate, including prostatitis, benign prostatic hyperplasia,…
structure, having a basis of 17 carbon atoms arranged in four rings fused together. Steroids are produced naturally in the human body. They control metabolism, growth and blood chemistry, however anabolic steroids are made synthetically and are derivatives of testosterone and are used in pill or in a liquid form, injected into the body; they also come in the form of a cream or gel to rub into the body. They are transported by the blood stream to into the body’s cells. If steroids go to muscle…