reproductive system

Testes and ovaries. Produce gametes (sperm and ova) and secrete reproductive hormones

Transport, receive, and store gametes

• Males: produce materials that support gametes
• Female: provide lubrication for intercourse

Smooth muscle in the superficial fascia of the scrotum. Responsible for tightening of the scrotal skin. (temperature regulation)

One in each testis. A sling-like band of skeletal muscle derived from the internal abdominal oblique muscle of that side of the body.

Contraction of the cremaster muscles(cremaster reflex) elevates the testes toward the body cavity during cold and sexual arousal. Relax during heat.

An extension of the peritoneum formed during the testicular descent.

internal to tunica vaginalis. Dense connective tissue capsule (white coat)

Extensions (septa) of the tunica albuginea into the substance of the testis divide it into 200-300 smaller compartments called lobules.

Within each lobule are 1-3 seminiferous tubules. Lined with spermatogenic cells.

most immature cell type that lies in the outer border of the tubule.