Summary
Summary Human Reproduction
- Course
- Institution
Grade 12 Human Reproduction
[Show more]
Seller
Follow
taylanperrin
Reviews received
Content preview
Human ReproductonHUMAN REPRODUCTION
Male reproductive system :
What makes up the reproductie organs :
Primary sex organs : Testes
Ducts:
Epididymis
Sperm Duct ( Vas Deferens)
Urethra
Accessory glands: Prostate gland
External Genitalia : Penis
Scrotum
Functon :
Temp regulator – lower temp needed for formaton of sperm ( 2-3 C lower than body temp)
Scrotum houses and protects the testes
Testes
2 oial shaped structures suspended outside the body in the scrotum
Testes consist of :
Many compartments or tubules – contain SEMINIFEROUS TUBULES
Germinal Epithelium lines the tubules
Between tubules are groups of endocrine cells – the INTERSTITIAL CELLS or CELLS OF LEYDIG
Functon
Testes produce:
Sperm (male gametes ) by the germinal layers
Testosterone ( male hormones ) by intersttal cells
, Human Reproducton
Ducts
1..Epididymis
Seminiferous tubules join to form the epididymis
Functons
Immature sperm enter the epididymis where they:
Mature to become motle and fertle
Stored for seieral months
2..Sperm Duct (Vas Deferens)
Muscular sperm duct that is a contnuaton of the epididymis
leaies scrotum, passes through prostate gland enter urethra
Functon
Sperm duct pushes mature sperm forward by strong peristatc waies from Epididymis urethra
- Called Ejaculaton
3..Urethra
Is the duct at the end of the uro-genital system leading to the exterior
Functons
Transports semen and urine
Processes neier occur together
Prostate gland
Plum sized gland surrounding the urethra at the base of bladder
Functons
Secretes fluid that aids the transportaton of sperm
Contains enzymes makes sperm more actie
Makes up 1/3 of the seminal fluid (semen)
Cowper’s Gland
2 Cowper’s glands found at the base of the penis
Functon
Produce an alkaline mucus like fluid when sexually aroused this fluid:
Neutralises acidic urine – that may stll be present in urethra
Lubricates urethra and external urethral opening to protect sperm from mechanical damage during
ejaculaton
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller taylanperrin. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $3.38. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
52510 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now