Pelvis Flashcards

1
Q

what are the organs in pelvis

A

distal small bowel, descending and ascending colon, sometimes kidneys and peritoneum

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2
Q

what else does pelvis contain

A

organs of reproduction, as well as urinary bladder

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3
Q

what quadrant does ascending colon begin

A

RLQ

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4
Q

what does ascending colon begin as

A

cecum

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5
Q

what is a sac like projection of large bowel below level of ilo-cecal junction

A

cecum

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6
Q

what extends from cecum as same level

A

vermiform appendix

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7
Q

what is in LLQ

A

descending colon

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8
Q

what does descending colon transition into

A

signoid colon and ultimately rectum

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9
Q

how does sigmoid colon get its name

A

has several s shaped curves as it travels towards rectum

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10
Q

appearance of haustra typical to LB can sometimes be minimized or absent where

A

in sigmoid

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11
Q

what is end of GI tract termed

A

rectum

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12
Q

where is rectum located

A

between sigmoid colon and anus

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13
Q

in males, where is rectum to urinary bladder and prostate

A

posterior

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14
Q

in females rectum is located posterior to the what

A

vagina and uterus

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15
Q

what part of colon is considered to be retroperitoneal

A

rectum

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16
Q

why is rectum considered to be retroperitoneal

A

because it is only partially covered with peritoneum

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17
Q

what is rectum continuous with

A

anal canal

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18
Q

what is attached to cecum

A

appendix

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19
Q

about how far below ileo cecal junction is the appendix

A

2.5 cm

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20
Q

what is length of appendix

A

8cm

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21
Q

when is appendix longer and narrower

A

in children than in adults

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22
Q

what is appendix sometimes called

A

vermiform appendix

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23
Q

why does appendix have different name

A

because it resembles a worm

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24
Q

where can appendix be found

A

behind cecum or behind ascending colon

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25
where does appendix usually apparent
RLQ
26
which portion of small bowel is never appearing below level of sacral promninens
duodenum
27
as a rule, majority of last part of SB is visualized where
in pelvis (ileum)
28
what is a variable structure and shape in anterior pelvis
urinary bladder
29
what are the urinary bladder walls composed of
thin elastic muscle
30
how is the urinary bladder differentiated from the reproductive organs and rectum
most anterior structure in typical arrangement
31
where do the ureters extend from
renal hilum
32
where do ureters join the bladder
posterior surface
33
what is situated below and behind urinary bladder in males
prostate
34
what does prostate surround
urethra
35
what substance does prostate secretes
alkaline during ejaculation
36
what does the alkaline substance help
neutralize the acidity of the vagina
37
where does prostate sit
floor of pelvis behind bladder - in front of rectum
38
what begins as a bulb in floor of pelvis
penis
39
what does the penis contain
urethra
40
what is a space extending from the external genitalia to uterus
vagina
41
what does vagina appear as
small tubular muscle anterior and adjacent to rectum
42
what does vaginal canal give way to
uterus
43
what is a sac like muscle
uterus
44
what is uterus designed to
protect and nourish a developing child
45
what does uterus typically visualized as
a small, walled cavity in central pelvis
46
during menstruation, walls of the uterus do what
thicken
47
what can uterus have the potentially of doing
expanding into abdomen during menstruation
48
in some woman, the uterus may do what
turn over the bladder and portions of it may appear on tip of or in front of bladder
49
how are the ovaries often visualized
as a walnut sized structures on the right and left edges of uterus
50
during ovulation, the ovaries do what
swell and become more noteable
51
what is main fulcrum of human body
boney pelvis
52
what does pelvis support
vertebral column and transfers weight of upper body to lower extremities
53
what does the structures of boney pelvis include
lower vertebral column (sacrum and coccyx), pelvis proper (ilium, ischium, and pubis), and superior aspects of femurs
54
what does the ilium form
prominent iliac crests
55
what does ilium maintain
articulation of pelvis with the sacrum
56
the bodies of each of the 3 pelvic bones joint at the what
acetabulum
57
what is the socket in which the femoral head resides
acetabulum
58
inferiorly, what do the pubis and ischium form
an open ring called obturator foramen
59
the obturator foramen itself has 3 sides name what
rami
60
these rings articulate anteriorly at a joint called
pubic symphysis
61
what are the superior aspect of femurs
femoral head, neck and greater& lesser trochanters
62
where does the aorta bifurcate
in front of 4th lumbar vertebrae
63
what level does the aorta bifurcate
level of umbilicus
64
what are the 2 large branches of aorta bifurcation termed
common iliac arteries
65
what do the common iliac arteries branch into
internal and external iliac arteries
66
what does external iliac artery become
common femoral artery
67
where does the external iliac artery become common femoral artery at
below inguinal ligament
68
what does common femoral artery do
feeds most of lower limbs
69
what is IVC formed by
several confluences that follow same patterns as aortic bifurcations
70
what level is IVC formed at
level of L4
71
how is IVC formed
by joining of common iliac veins
72
what is common iliac veins formed by
internal and external iliac veins