Male Reproductive Male Reproductive SystemSystem

What’s the What’s the purposepurpose??

• To produce sperm and deliver it to the female To produce sperm and deliver it to the female reproductive systemreproductive system..

• In other words, to make a baby! In other words, to make a baby!

What does it look like?What does it look like?

PENISPENIS

What does it do?What does it do? 1. allows passage of urine;1. allows passage of urine; 2. allows passage of semen;2. allows passage of semen; 3. provides sensation (has many nerve 3. provides sensation (has many nerve

endings)endings)

***Urine or sperm passes through the penis in a small tube called the urethra.

FORESKINFORESKIN

Foreskin is the skin covering on the tip of the Foreskin is the skin covering on the tip of the penis.penis. It is a parent’s choice to remove the It is a parent’s choice to remove the foreskin or keep it on. It is completely normal foreskin or keep it on. It is completely normal either way.either way.

SCROTUMSCROTUM

Skin covered sac that hangs from bodySkin covered sac that hangs from body What it does: What it does: 1. Holds testicles1. Holds testicles 2. Regulates temperature of testicles2. Regulates temperature of testicles

Brings the testicles closer to the body when coldBrings the testicles closer to the body when cold Drops the testicles lower when warmDrops the testicles lower when warm

3. Provides sensation3. Provides sensation

TESTICLESTESTICLES

What does it do:What does it do: 1. Produces 1. Produces SPERMSPERM 2. Produces 2. Produces TESTOSTERONETESTOSTERONE

TESTOSTERONETESTOSTERONE

TestosteroneTestosterone causes: causes:1. Facial and body hair to grow1. Facial and body hair to grow2. Deepening of voice2. Deepening of voice3. Broadening of shoulders3. Broadening of shoulders4. Influences sperm production4. Influences sperm production

SPERMSPERM

SPERMSPERM

Males produce MILLIONS per dayMales produce MILLIONS per day Contain genetic codes Contain genetic codes

EPIDIDYMISEPIDIDYMIS What it does:What it does: 1. Sperm complete1. Sperm completeDevelopmentDevelopment(mature)(mature) 2. Stores sperm2. Stores sperm

It takes sperm It takes sperm about 4 to 6 weeks about 4 to 6 weeks to travel through the epididymis. to travel through the epididymis.

VAS DEFERENSVAS DEFERENS What it does:What it does: Long tube that allows passage of spermLong tube that allows passage of sperm As sperm move through, sperm mixes with As sperm move through, sperm mixes with

fluids from:fluids from: 1. SEMINAL VESICLES1. SEMINAL VESICLES 2. PROSTATE GLAND2. PROSTATE GLAND 3. COWPER’S GLAND3. COWPER’S GLANDIn order to make In order to make SEMENSEMEN!!

PASSAGE WAYPASSAGE WAY

SEMINAL VESICLESSEMINAL VESICLES Provides thick secretions (fluid) that:Provides thick secretions (fluid) that:

1. Nourish Sperm1. Nourish Sperm 2. Help 2. Help sperm sperm move move easiereasier

Found near Found near the base of thethe base of the bladderbladder

PROSTATE GLANDPROSTATE GLAND Secretes thin, milky fluid Secretes thin, milky fluid

that:that: 1. Adds to sperms 1. Adds to sperms

mobility andmobility and 2. Protects sperm from 2. Protects sperm from

acid in female acid in female reproductive systemreproductive system

COWPER’S GLANDCOWPER’S GLAND Also known as Also known as Bulbourethral (Bulb-o-urethral) Bulbourethral (Bulb-o-urethral)

GlandsGlands Provides CLEAR fluid that:Provides CLEAR fluid that:

Cleanses Cleanses urethraurethra of acidof acid to protect to protect spermsperm

Testicular Self ExamsTesticular Self Exams

Perform after a showerPerform after a shower when scrotum is when scrotum is relaxedrelaxed

1. 1. Stand in front of mirror with penis out of Stand in front of mirror with penis out of wayway

2. 2. Examine testicles. Hold each testicle Examine testicles. Hold each testicle between thumbs and fingers, rolling gently between thumbs and fingers, rolling gently between fingersbetween fingers..

3. 3. Look and feel for any lumps or changes in Look and feel for any lumps or changes in size or shape size or shape (might feel like grain of rice or (might feel like grain of rice or hard lump)hard lump)

4. 4. Contact doctor if you notice anything that Contact doctor if you notice anything that seems abnormalseems abnormal

Testicular Self Exams, cont.Testicular Self Exams, cont.