Chapter 28 Flashcards

0
Q

Seminiferous tubules

A

Mile long

Sperm produce and mature

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1
Q

Testicles

A

Produce spermatozoa

Sex hormones

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2
Q

Interstitial cells

A

Spaces in between seminiferous tubules

Secrete testosterone and androgen

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3
Q

Urethra

A

For both urine and semen

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4
Q

Cyrptorchidism

A

Testes do not descend into scrotal sac

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5
Q

Seminal vesicles

A

Secrete semen

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6
Q

Prostate gland

A

Contracts during ejaculation to expel semen through urethra

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7
Q

Bulbourethral (cowpers) gland

A

Secrete mucus to coat urethra to neutralize pH

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8
Q

Puberty

A

10-12

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9
Q

Androgen

A

From hypothalamus gland

Pituitary gland

Gonads

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10
Q

Testosterone

A

Influences secondary sex characteristics

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11
Q

How long does it take sperm to mature

A

Two months

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12
Q

Explain sperm parts

A

Head has 23 chromosomes, head used to break through barrier

Middle is body and has mitochondria/energy

Tail is to steer

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13
Q

Emission

A

Accumulation of sperm cells and secretion

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14
Q

Three major hormones men produce

A

Androgen

Testosterone

Prostaglandin

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15
Q

Epididymis

A

20 feet

Posterior surface of testes

Store sperm cells, they mature here

Tails formed here

16
Q

Vas deferens

A

Transport sperm from epididymis to ejaculatory ducts

17
Q

Ejaculatory duct

A

Empty into urethra