MED 121 Chapter 7: The Penis, Spermatic ducts, Accessory organs

Corpus

major part of a structure

Erection

distended and rigid state of an organ

Frenulum

fold of mucous membrane between the glans and prepuce

Glans

head of the penis or clitoris

Prepuce

fold of skin that covers the glans penis (foreskin)

Smegma

oily material produced by the glans and prepuce

Ampulla

dilated portion of a canal or duct

Ejaculate

to expel suddenly, or the semen expelled in ejaculation

Motile

capable of spontaneous movement

Reproductive

relating to the process by which organisms produce offspring

Vesicle

small sac containing liquid; for example, a blister or, in this case, semen

Prostate

organ surrounding the beginning of the urethra

Prostaglandin

hormone present in many tissues, but first isolated from the prostate gland

Semen

penile ejaculate containing sperm and seminal fluid