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Anatomy > Male Reproductive System > Flashcards

Male Reproductive System Flashcards

1
Q

What are the two external structures of the male reproductive system?

A

penis
scrotum

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2
Q

What is homologous to the clitoris?

A

glans

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3
Q

What is homologous to labium majora?

A

scrotum

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4
Q

How many chambers does the penis have?

A

3

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5
Q

What are the internal structures of the male reproductive system?

A
  • testes
  • epididymides
  • ductus deferens
  • seminal glands
  • ejaculatory ducts
  • prostate
  • bulbourethral glands
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6
Q

What is on top of the testes and is involved with sperm maturation and storage?

A

epididymides

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7
Q

What structure carries the sperm away from the testes?

A

ductus/vans deferens

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8
Q

What connects the urinary and reproductive system?

A

ejaculatory ducts

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9
Q

What 3 things create seminal fluid?

A

seminal glands, prostate, and bulbourethral

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10
Q

There are _________ corpus cavernosum and __________ corpus spongiosum.

A

2
1

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11
Q

What consists of erectile tissue?

A

penis

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12
Q

the two corpora cavernosa (DORSAL/VENTRAL) and one corpus spongiosum (DORSAL/VENTRAL). The spongiosum forms the ___________ ____________ and it encloses the spongy urethra.

A

glans penis

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13
Q

An uncircumcised penis still has the __________ remaining.

A

prepuce

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14
Q

The _____________ is a two-chambered sac and contains the testes.

A

scrotum

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15
Q

The _______________ and _____________ muscles help to regulate testes ____________.

A

cremaster and dartos
temperature

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16
Q

TRUE or FALSE
Blood can go back into body from penis during erection.

A

FALSE

17
Q

What vein helps keep temperature cooler for the testes? How?

A

pampiniform plexus
it is not one structure but a network

18
Q

The ductus deferens, pampiniform plexus, testicular artery, and testicular nerve create what?

A

spermatic cord (the teste is connected)

19
Q

The _____________ elevates and lets the teste to ascend. While the ______ is underneath the scrotum and descends the teste.

A

cremaster ascends
dartos descends

20
Q

The testes are divided into lobules containing the _____________ tubules and interstitial cells

A

seminipherous

21
Q

During development the testes descend from the abdominal cavity through the _____________ canal to the scrotum.

A

inguinal

22
Q

What is the sperm pathway through the ducts?

A
  1. seminiferous tubules
  2. rete testis
  3. epididymis
  4. ductus deferens
  5. ejaculatory ducts
  6. urethra
23
Q

The glands involve what 3 things? What does each thing empty into?

A
  1. seminal vesicles empty into ejaculatory duct
  2. prostate gland empties into urethra
  3. bulbourethral glands empty into urethra
24
Q
A
25
Q

_____________________________ + __________________ = Semen

A

seminal fluid and sperm

26
Q

What is at the very top of the head of sperm?

A

acrosome

27
Q

Seminal Fluid is ____________ to counteract the _______ environment of vaginal canal

A

alkaline
acidic

28
Q

Seminal fluid provides nourishment to _____________. Components are produced by the seminal vesicle, prostate gland and bulbourethral.

A

sperm

29
Q

The seminal vesicles are located on posterior surface of _________ _______________. It also has alkaline, and viscous ______________ fluid.

A

urinary bladder
whitish/yellow

30
Q

The seminal vesicles contain _____________ for nutrition and energy for the sperm, and __________________ that causes the cervix to dilate. (external and internal os opening)

A

fructose
prostoglandins

31
Q

What gland is superior to the urethral diaphragm? It looks like a walnut and inferior to the bladder. It also produces a milky colored fluid called ______________.

A

prostate
mucin

32
Q

What contains a high citric acid content (nutrient for sperm) and seminal plasmin which fights UTI and is a antibiotic?

A

prostate gland

33
Q

________-_________-__________ (___) liquefies semen following ejaculation. If the number in blood test rises then there is a concern for cancer.

A

Prostate-specific-antigen (PSA)

34
Q

What is next to membranous urethra, below prostate. Has SHORT/LONG duct into urethra. Clear, viscous mucin and serves as lubricant during coitus. This is similar to what female structure?

A

bulbourethral gland
vestibular gland

35
Q

Sperm from testes combines with seminal fluid to form ___________.

A

SEMEN

36
Q

Takes about ___________ for sperm to form and then be released during ejaculation

A

two weeks

37
Q

Sperm swim to what region of the uterus.

A

fundus

Anatomy (21 decks)

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