FRHD 1010 Chapter Notes - Chapter 9-10: Anemia, Water–Electrolyte Imbalance, Eating Disorder

• School: University of Guelph
• Department: Family Relations and Human Development
• Course: FRHD 1010
• Professor: Susan Chuang

Document Summary

Puberty, the time between the first onrush of hormones and full adult physical development. Menarche, a girl"s first menstrual period, signaling that she has begun ovulation. Pregnancy is biologically possible, but ovulation and menstruation are often irregular for years after menarche. (12 years and 8 months). Ejaculations can occur as early as infancy, but ejaculation signals sperm production. Spermarche may occur during sleep or via direct stimulation. The entire process begins with an invisible event: a marked hormonal increase. Hormones, an organic chemical substance that is produced by one body tissue and conveyed via the bloodstream to another to affect some physiological function: regulate hunger, sleep, mood, stress, sexual desire, etc. Adrenal glands, two glands, located above the kidneys, that produce hormones. It follows the routes, known as hpa (hypothalamus-pituitary-adrenal) axis, a sequence of hormone production. Estradiol, a sex hormone, considered the chief estrogen.