A&P final Flashcards
Spermatazoa
Male gametes
spermatogenesis
process by which sperm prodiction occurs
Epididymis
Organ that is storage for the spermatozoa
Sperm devlopment steps
Primary spermatocyte, secondary spermatocyte, spermatids, spermatozoa
2 main functions of the of the testes
Spermatogenesis, and hormone production
Interstitial cells
Produce male sex hormones
Adrogens
Male sex hormones
Testosterone
Hormone responsible for the development of male secondary sex characteristics, and builds muscle
Sperm
Head, midpiece, long narroe tail. head contains the payload of the cell, nucleus. Mid peice is the power house
Acrosome
Caplike structure that covers the head of sperm. Contains enzymes that help penetrate the egg
Gubernaculum
A band of connective tissue that attaches the testes to their eventual permanate home in the scrotom before birth.
Inguinal rings
2 slitlike openings in the abdominal muscles
Cremaster muscle
A bandlike muscle that attaches to the scrotum, can adjust the position of the testes relative to the body
Spermadic cords
Link the testes with the rest of the body
Pampiniform plexus
interactive mesh work of tiny veins derived from the testicular veins. helps cool the blood from the rest of the body going to the testes
Vas deferens/ductus deferens
Moves the sperm from the epididymis up to the urethra when ejaculation occurs