{Testes

By: Samantha Socko, Erin Kordzik, and Paige Blaylock1/10/2015

http://www.ivf-indiana.com/gonadotropin-therapy.htmlhttp://www.ncbi.nlm.nih.gov/pmc/articles/PMC3255409/http://www.britannica.com/EBchecked/topic/588769/testis

Located behind the penis, inside of the scrotum, in a skin pouch.

Where are these located?

They mainly produce the testosterone hormone.

What type of hormones do the testes produce?

Testosterone is needed to assist in male puberty, such as lowering the voice pitch, growing taller, growing facial hair ect.

It also provides stimulus in sperm production, also called spermatogenesis, throughout the males life

What effect does testosterone have on the human body?

By spermatogenesis Helps with male erections Carries out secondary sex characteristics

Why is testosterone important to the maintenance of homeostasis?

For adults: follicle stimulating hormone (FSH)

For prepubescent children: plasma testosterone concentration

Feedback Mechanisms and Antagonistic Hormones

Calcitonin inhibits multiple hormones, one of which being testosterone

Releasing Hormones and Glands

When the testes produce little to none of their hormone (testosterone), it is called hypogonadism.

This leads to loss of quality of life, and has lead to many failed marriages.

It also has negative effects on vasculature, brain function, and metabolism. As these are all connected to the testosterone hormone.

What happens if the testes do not function properly?

Gonadotropin Therapy: Common drugs are Repronex, Bravelle, Follistim, and Gonal-F.

This is artificial hormones that stimulate the reproductive organs.

Proven mostly effective

What can be medically done to correct hypogonadism?