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DMST 244 OBGYN 1 > Mod 1 Female Reproducive Anatomy > Flashcards

Mod 1 Female Reproducive Anatomy Flashcards

1
Q

What is the innominate bone consist of? 3

A
  1. Ilium
  2. Pubis
  3. Ischium
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2
Q

What is the accurate line?

A

The margin that divides the true and false pelvis

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3
Q

What is another name for arcuate line also called? 3

A
  1. Lines terminalis
  2. Pelvic brim
  3. Iliopectineal line
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4
Q

What is superior to the arcuate line?

A

Superior margin of the symphysis pubis

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5
Q

What is posterior to the arcuate line?

A

Sacral prominence

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6
Q

What structures are found inferior to the arcuate line? 7

A
  1. Uterus
  2. Ovaries
  3. Fallopian tubes
  4. Vessels
  5. Muscles
  6. Rectum
  7. Colon
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7
Q

What structures are found in the false pelvis?

A

Bowel

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8
Q

What are the segments o the uterus? 4

A
  1. Fundus
  2. Corpus
  3. Isthmus
  4. Cervix
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9
Q

What are different positions of the uterus? 4

A
  1. Anteverted
  2. Anteflexed
  3. Retroflexed
  4. Retroverted
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10
Q

What is the shape of the uterus?

A

Pear shaped in reproductive years and post menopausal year.

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11
Q

What is the shape of a uterus in newborns?

A

Bilobed structure

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12
Q

What is the size of a uterus in infants?

A
  1. About 3cm long and 1cm thick
  2. Neonatal is slightly larger than infant
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13
Q

What are the different layers of the uterus?

A
  1. Endometrium
  2. Myometrium
  3. Perimetrium
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14
Q

What are some structures we see in the endometrium? 2

A
  1. Stratum functionalis
  2. Stratum Basalis
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15
Q

During the proliferation phase how thick is the endometrium?

A

4-8 mm (double layer)

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16
Q

During the secretory phase how thick is the endometrium?

A

7-14 mm (double layer)

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17
Q

During the post menopausal phase how thick is the endometrium? How much without bleeding?

A

<5mm and <9mm without bleeding

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18
Q

Postmenopausal bleeding may be normal when?

A

If the women is on HRT

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19
Q

What is the fornix?

A

Potential space around cervix, which attaches at level of internal OS

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20
Q

The Fallopian tubes are contained in what?

A

Mesosalpinx of broad ligament

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21
Q

What are the segments of the Fallopian tubes? 4

A
  1. Interstitial
  2. Isthmus
  3. Ampulla
  4. Infundibulum
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22
Q

Where is the fimbriae located?

A

Infundibulum

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23
Q

What is the location of the ovaries?

A

Variable

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24
Q

What is the structure of the ovaries?

A
  1. Cortex on the outer
  2. Medulla on the inner
25
What are the shape of the ovaries?
Almond shaped
26
What is the dimensions of the ovaries? What is the normal range in cc?
1. 3x2x2 2. 6cc or up to 20cc (normal)
27
How big are neonatal ovaries?
Wide range up to 3.66cc
28
What is the shape of the infant ovaries?
Sausage shaped
29
What is the size of post menarche ovaries?
Upper normal of 8cc
30
What is the size of post menopausal ovaries?
1- 5.8 cc with >8cc being abnormal
31
What is the pathway for blood flow into the uterus? 8
1. Common iliac artery 2. Internal iliac artery 3. Anterior branch of internal iliac artery 4. Uterine artery 5. Arcuate artery 6. Radial artery 7. Straight arterioles 8. Spiral arterioles
32
What is the internal iliac artery also called?
Hypogastric artery
33
What is the venous return of the uterus? 5
1. Venous plexus 2. Uterine vein 3. Internal iliac vein 4. Common iliac vein 5. IVC
34
What is the blood flow supply for ovaries?
Abdominal aorta to ovarian arteries into the hilum ovary
35
What is the venous return for the ovaries?
1. Right ovarian vein to IVC 2. Left ovarian vein to left renal vein to IVC
36
The ovarian arteries often form what?
Anastomoses with the uterine arteries
37
How many ligaments does the female reproductive system have? 7
1. Two broad ligaments 2. Two round ligaments 3. Two Uterosacral ligaments 4. Two ovarian ligaments 5. Two suspensions ligaments 6. Two mesosalpinx 7. Two mesovarium
38
What is the broad ligament?
Double fold of peritoneum that drapes over the uterus and Fallopian tube
39
What is the mesosalpinx?
Drapes over Fallopian tubes
40
What is the mesovarium?
Posterior portion of the peritoneum that attaches to the ovary
41
What is the rectus abdominis?
1. Anterior wall of abdomen 2. Lines alba
42
What is the linea alba?
Aponeuroses that fuse the two rectus muscles as well as the oblique and transverse muscles at the mid line
43
What is the Psoas muscles?
Posterior wall of abdomen
44
What is the Iliopsoas muscle? (Think position to the pelvis and the external iliac vessels)
1. Anterior and lateral in pelvis 2. Lateral to the external iliac vessels
45
What are the muscles in true pelvis? 4
1. Obturator internus muscle 2. Periformis 3. Lavator ani muscle 4. Coccyges
46
What is the Obturator internus muscle? Where is it in relation to the uterus? How easy is it to see on U/S?
1. Side walls of pelvis 2. Directly lateral to uterus 3. Difficult to see on U/S
47
What is the piriformis?
Posterior walls of pelvis and posterior to cervix
48
What is the levator ani muscles? 2
1. Most inferior muscle 2. Like a hammock with coccygeus for pelvic floor
49
What is the coccygeus muscle?
Muscle that is posterior floor of pelvis
50
What are the two intraperitoneal spaces?
1. Posterior cul de sac 2. Anterior Cul De sac
51
What is the Posterior Cul de sac?
1. Recto-uterine pouch 2. Space between the rectum and uterus
52
What is the anterior cul de sac?
1. Vesico- uterine pouch 2. Space that is located between the bladder and the uterus
53
What is included in the extraperitoneal space? 2
1. Vaginal fornices 2. Space of retzius
54
What is the urinary bladder?
Variable states of distension can cause uterus to fold
55
What is the ureters?
Travel inferior to ovaries and enter bladder posterior at trigone
56
How much does the urethra make up in terms of the trigone? And where is it located in relation to the vagina?
1. Makes up third point of trigone 2. Anterior to vagina
57
What is the peritoneum?
Lines all pelvic organs except ovaries
58
What is the perineum? 2
1. Area between thighs 2. The soft tissue around external genitalia and anus
59
What is the junction of the uterine body and the cervix?
Isthmus

DMST 244 OBGYN 1 (22 decks)

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