Lesson 6 Flashcards
(25 cards)
What is the reproductive system important for
The survival of the species
What are the categories
Primary sex organs - gonads production of gametes and sex hormones
Secondary sex organs - organs caring and transporting spermatozoa
Secondary sex characteristics -features not essential for reproductive process
What is the part of sperm maturation
Epidydimides
Where do you store sperm
Ductus deferential
What part secretes alkaline fluids containing nutrients and prostaglandins , tha neutralize the acidic environment of the vagina
Seminal vesicles
Who secretes acidic fluids to enhance motility of sperm
Prostate
Which glands secrete fluid for lubrification
Bulbourethral gland
What encloses and protects the testis
Scrotum
What are the two layers that cover the testis
Outer Tunica vaginalis
Inner tunica albuginea
What are the compartments called
200 lobuli
What’s the rate of spermatozoa production
Thousands per sentono
100 million per day in seminiferous tubules
How long does it take to produce mature spermatozoa
2 months
Which cells produce and secrete the male sex hormones
Interstitial cells
What are the periods of sperm maturation
Period of multiplication
Period of maturation
Period of differentiation
How many spermatozoa per hour
3-4 million per hour
What is the spermatic duct composed of
Epididymis , ductus deferents + ejaculatory duct
How long would the epididymis be if stretched
5.5 m
What is the duct deferents
Fibromascular tube of 45 cm that conveys sperm to ejaculatory duct from the epidydimis
What are the accessory reproductive glands
Seminal vesicles
Prostate
Bulboutheral glands
What’s are the paired seminal vesicles
At the base of the unrinary bladder
What percentage of sperm is discharge from seminal vesicles
60%
Where is the prostate
Immediatly below the bladder
Where are the bulborethral glands located
Below the prostate
What happen during sexual arousal
Bulbouretral glands are stimulated and secrete mucous substance
