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Biology 216 > Male Reproductive System > Flashcards

Male Reproductive System Flashcards

1
Q

What is the function of the male reproductive system?

A

To produce gametes for propagation and hormones for male sex characteristics

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2
Q

What spermatogenesis?

A

production of sperm via meiosis

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3
Q

What are the two rounds of cell division that turn a diploid into a haploid cell?

A

Meiosis

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4
Q

Does DNA replicate again after meiosis I?

A

No

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5
Q

When does spermatogenesis begin?

A

at puberty and continues throughout a man’s lifetime

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6
Q

What are the two parts of the sperm head?

A

acrosome and nucleus

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7
Q

What part of the sperm contains enzymes required for fertilization, as the sperm penetrates the egg?

A

Acrosome

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8
Q

What part of the sperm contains the father’s DNA?

A

the Nucleus

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9
Q

What part of the sperm contains mitochondria to provide ATP that fuels the flagella?

A

Midpiece

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10
Q

What is the part of the sperm that is made of a whip like flagella that gives the sperm motility?

A

the Tail

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11
Q

Where is the sperm produced?

A

Testes

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12
Q

What is the double membrane that covers the testes?

A

deep tunica albuginea and tunic vaginalis

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13
Q

Where does spermatogenesis specifically occur?

A

seminiferous tubules

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14
Q

How does sperm leave the testes?

A

efferent ductules

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15
Q

Where does immature sperm do?

A

rete testes

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16
Q

Where do the efferent ductules lead to?

A

The epididymis (head body and tail where the sperm become motile)

17
Q

Where does the epididymis lead to?

A

the vas deferens

18
Q

Where is the vas deferens enclosed within?

A

The spermatic cord

19
Q

What empties secretions into the ejaculatory duct?

A

Seminal vesicles

20
Q

What stimulates uterine contraction and propulsion of sperm?

A

Prostaglandins

21
Q

What is used to make ATP?

A

Fructose

22
Q

Where does the ejaculatory duct lead to?

A

the prostatic urethra

23
Q

What gland contributes to seminal fluid by providing alkaline fluid?

A

Prostate gland

24
Q

What eventually becomes the membranous urethra?

A

Prostatic urethra

25
Q

What secretes pre-ejaculate lubricant?

A

Bulbourethral glands

26
Q

What becomes the penile urethra?

A

Membranous urethra

27
Q

What opens to the exterior of the body?

A

External penile meatus

28
Q

What is the pathway of sperm?

A

Seminiferous Tubules -> Epididymis -> Vas Deferens -> Ejaculatory Duct -> Urethra -> Penis

29
Q

What are the three parts of the penis?

A

Shaft, glans, and external urethral meatus

30
Q

What is the prepuce?

A

The foreskin that is removed during circumcision.

31
Q

What is the root of the penis known as?

A

Crura

32
Q

What is the sac like structure that houses the testes?

A

Scrotum

33
Q

What produce sperm and testosterone?

A

Testes

34
Q

What help regulate optimal body temperature sperm production?

A

Muscles around the testes

Biology 216 (7 decks)

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