Male Reproduction Flashcards
What is the order of organs?
testis, epididymis, vas deferens, accessory glands, urethra, penis
Function of the testis?
sperm and hormone production
Function of the epididymis?
sperm storage and maturation
Function of the vas deferens?
sperm transport during ejaculation
Function of the accessory glands?
accessory fluid to produce semen
Function of the urethra?
semen and urine transport
Function of the penis?
Copulation
The head of sperm contain what?
DNA and acrosome
What does the acrosome do?
breaks the cervix
The midpiece of a sperm contains what?
mitochondria and energy
What does the first section of the epididymis do?
Sperm maturartion
What does the second portion of the epididymis do?
storage of sperm
Sertoli cells
inside seminiferous tubule
Leydig cells
outside seminiferous tubule
What is a cooling mechanism of males?
contraction or relaxation of the scrotum muscles
Tunica dartos
smooth muscle of scrotum
Pampiniform plexus
countercurrent heat exchange mechanism
What are the three accessory glands?
seminal vesicular, prostate, and bulbourethral glands
After sperm has passed through the accessory glands, what is it called?
semen
Function of seminal vesicles?
secrete thick liquid to transport semen
Function of prostate?
secretes thin alkaline solution to neutralize urine and female system
Function of bulbourethral glands?
lubricate and flush out urine
What accessory glands do boars have?
vesicular, prostate, bulbourethral
What accessory glands do dogs have?
prostate
What accessory glands do toms have?
prostate and bulbourethral
What accessory glands do rams have?
vesicular, prostate, and bulbourethral
What type of penis has a lot of corpus cavernosum and less tunica albuginea?
vascular
What type of penis has less of corpus cavernosum and a lot of tunica albuginea?
fiberous
What is the bone behind the penis called?
Os penis
What is the opening at the end of the penis? (tip)
Glan penis
T/F Chickens have a penis
False
T/F In chickens it’s called sperm not semen
True
T/F Chickens do not have accessory glands
True
What is the system of a chicken?
testis, epididymis, and vas deferens
