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Sectional Anatomy > Mod 6 & 7 > Flashcards

Mod 6 & 7 Flashcards

1
Q

What is the pelvic bone made up of?

A

Iliac, Ischial, pubic bones, sacrum and coccyx and lower lumbar vertebrae.

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2
Q

What three bones fuse together at the acetabulum?

A
  • Ilium (superior portion)
  • Ischium (posterior inferior portion)
  • Pubic bone (anterior inferior)
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3
Q

How do the male and female pelvic bones differ?

A
  • Male iliac wings flare out while female iliac wings are flatter.
  • Male inlet larger AP while female inlet larger in traverse
  • Male ilial ischial spines nearer while female ischial spines are farther
  • Male pubic arch narrower while female pubic arch wider
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4
Q

What is another name for the iliopsoas muscle

A

Iliacus muscle

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5
Q

Urinary bladder characteristics

A
  • Pyriamid shaped
  • Muscular
  • Rests in pelvic floor
  • Immediately posterior to symphysis pubis
    *
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6
Q

What is the function of the bladder?

A

Temporary reservoir to store urine

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7
Q

In the normal adult the bladder can hold about _______ of fluid but can hold up to ______ mililiters

A

one cup; 750 (about 2.5 cups)

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8
Q

Where do the ureters enter the bladder?

A

On the posterior lateral surface

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9
Q

What is the triangular region of the bladder called?

A

trigone

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10
Q

What is the length of the male urethra? female urethra?

A
  • male - 18-20 cm
  • female 3-4 cm
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11
Q

What are the three regions of the male urethra?

A
  • Prostatic urethra
  • Membranous urethra
  • Penile urethra
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12
Q

What are the two functions of the male urethra?

A
  • Drain urine from urinary bladder
  • Receive secretions from prostatic, ejaculatory and bulbourethral ducts

*Female bladder function is to only drain urine*

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13
Q

The rectum is approximately _____ long.

A

15 cm

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14
Q

The rectum extends from ____ to ____.

A

S3; tip of coccyx

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15
Q

List characteristics of the testes

A
  • oval shaped
  • suspended in scrotal sacs
  • produces sperm and male sex hormones
  • about 800 seminiferous tubules
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16
Q

What is the epididymis?

A

Tightly coiled tubular located superoposterior surface of each testis, sperm transmitted from testesto epididymis for storage and final maturation.

*A tube that connects a testicle to a vas deferens in the male reproductive system

17
Q

What is the Vas deferens?

A

Continuation of epididymis, when joins seminal vesicle, forms ejaculatory duct.

18
Q

What is the seminal vesicle?

A

Accessory gland, lateral to vas deferens, posterior inferior surface of bladder, produce fructose and coagulating enzyme for seminal fluid which mixes with sperm before ejaculation.

19
Q

What is the prostate gland?

A

Largest accessory gland of the male reporoductive system, secretes thin fluid that forms portion of the seminal fluid, located inferior to the bladder, surrounds prostatic urethra.

20
Q

What is the bulbourethral gland?

A
  • Also known as Cowper’s gland
  • 2 small glands lie posterolateral to membranous urethra, secrete alkaline fluid that also forms portion of seminal fluid
21
Q

Describe the penis

A

External reporductive organ attached to pubic arch via suspensatory ligaments

22
Q

The female uterus is ____ shaped muscular organ located in the ______ portion of the pelvic cavity located betwee the ______ and the _______.

A

pear; anterior; bladder and rectum

23
Q

The body of the uterus is in the _____________.

A

upper two thirds

24
Q

Where do the uterine tubes attach?

A

Cornua

25
Q

Where is the cornua of the uterus?

A

Lateral borders of the fundus where uterine tubes attach

26
Q

Characteristics of the cervix?

A
  • conduit
  • Communicates superiorly with uterine cavity via internal os and inferiorly with vagina via external os
27
Q

What is the outer layer of the uterus called? What type of membrane?

A
  • Perimetrium
  • Serous membrane
28
Q

What is the middle layer of the uterus called? Characteristics?

A
  • Myometrum
  • Thickest muscular portion
  • highly vascular
  • responsible for contractive force during child birth
29
Q

What is the inner layer of the uterus called? Type of membrane?

A
  • Endometrium
  • Mucous membrane
  • Contigous with vagina
30
Q

Where are the round ligaments of the uterus?

A

Extend laterally from uterine cornu

31
Q

What are the uterosacral ligaments of the uterus?

A

Extend from lateral walls of cervix to anterior surface of sacrum

32
Q

What are lateral ligaments of the uterus?

A

Extend like a fan from lateral walls of cervix and vagina to anchor into wall of pelvis

33
Q
A

Sectional Anatomy (6 decks)

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