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unit 8 human a&p > Male reproductive system > Flashcards

Male reproductive system Flashcards

1
Q

What are the testes Housed in?

A

Scrotum

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2
Q

What is the cremaster muscle and what is it responsible for?

A

Smooth muscle in the scrotum
Responsible for making sure the testes are the right temperature

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3
Q

What is produced in the testes?

A

Testosterone and sperm

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4
Q

Ideal temperature for sperm production

A

96.6°F

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5
Q

how does the location of the testes allow for this ideal temperature

A

The cremaster muscle flexes and relaxes to maintain temperature

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6
Q

Tunica Albuginea

A

Outer layer, protective covering around testicles

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7
Q

Seminiferous tubules

A

Little tubes in testes

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8
Q

Epididymis

A

Tubes outside the testicles

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9
Q

Ductus deferens

A

carries sperm out of the testicles

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10
Q

What happens within the seminiferous tubules

A

Sperm production

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11
Q

What does the prostate surround

A

urethra

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12
Q

What is produced within the prostate

A

Prostatic fluid

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13
Q

How much of semen is prostatic fluid

A

About 25%

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14
Q

Semen jobs

A

1.raise pH of vaginal canal in female so sperm don’t die 2.feed sperm sugar

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15
Q

How many mL are in ejaculate

A

2-5

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16
Q

How many sperm are in an ejaculation

A

250 million

17
Q

How does the ductus deferens move sperm through it

A

A muscle contraction called Paristalsis

18
Q

How much of semen is the seminal fluid

A

70%

19
Q

What does the high fructose Contant of seminal fluid do

A

Feed sperm to power the flagella

20
Q

What does the alkalinity (base) of seminal fluid do

A

Neutralizes the vaginal canal/vagina

21
Q

What are the two jobs of the penis

A

Urination and sexual intercourse

22
Q

Impotent

A

Failure to achieve an erection

23
Q

BPH

A

Non-cancerous and swollen prostate

unit 8 human a&p (6 decks)

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