Human Reproductive System

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Human Reproductive System

• Our species lives on.

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Male Anatomy The Video Clip
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Male Sexual Development

• Testosterone is the male reproductive hormone
• Secreted in small amounts until puberty
• Puberty begins when
• Hypothalamus ? Pituitary ? increased FSH AND LH
  ? GONADS (TESTES)
• GONADS ? TESTOSTERONE
• Testosterone produces male secondary sex
  characteristics
• Facial and body hair, deeper voice, etc.

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Male Reproductive Parts

• Testes
• Male reproductive gland
• Sperm produced
• Scrotum
• Protective sac around testes
• Keeps testes cool
• Epididymus
• Stores sperm while they mature
• Vas Deferens
• Tube that carries sperm from epididymus to
  urethra

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Diagram of Testicle
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Male Reproductive Parts

• Urethra
• Tube that leads to outside of body through the
  penis
• Other glands work together to produce seminal
  fluid.
• Combination of sperm and seminal fluid semen

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MALE REPRODUCTIVE SYSTEM
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Female Anatomy The Video Clip
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Female Sexual Development

• Estrogen is the female reproductive hormone
• Puberty begins when
• Hypothalamus ? Pituitary ? increased FSH AND LH
  ? GONADS (OVARIES)
• GONADS ? ESTROGEN
• Estrogen produces female secondary sex
  characteristics
• Widening of hips, development of breasts, etc.

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Female Reproductive Parts

• Ovaries
• Female Reproductive Gland
• Eggs (ova) produced here
• Also contain follicles
• Place where eggs mature
• Fallopian tubes (Oviduct)
• Tubes that carry an egg from ovary to uterus
• Place of fertilization
• Uterus
• Mostly muscle
• Receives egg (fertilized or not)
• Vagina
• Passage way out of body

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Female Reproductive System
Side view