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Even numbered Conferences > Topics from UMichigan > Flashcards

Topics from UMichigan Flashcards

1
Q

occlusion of the urethra would occur in which part of the prostate?

A

the periurethral zone - hyperplasia there would occlude the prostatic urethra

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2
Q

what is the structure in females that is anterior to the rectum and firm, protruding into the vagina?

A

cervix

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3
Q

the most inferior extent of the peritoneal cavity?

A

rectouterine pouch

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4
Q

when the ductus deferens is ligated, what would remain in the ejaculate?

A

seminal fluid and prostatic fluid

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5
Q

ovarian artery

A

has branches that also supply the uterus (anastamose with uterine artery)

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6
Q

inferior vesical artery

A

supplies the inferior bladder (in males only); anastamoses with the middle rectal artery

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7
Q

internal pudendal artery

A

supplies the perineum

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8
Q

ovarian ligament

A

tethers the ovaries to the uterus.

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9
Q

what is homologous to the male scrotum in females?

A

labia majora

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10
Q

pelvic splanchnic nerves

A

preganglionic, parasympathetic fibers from the lateral horn of S2-4 –> go to the inferior hypogastric plexus (along with the lumbar and sacral splanchnics) to provide parasympathetic innervation to pelvic viscera and GI tract distal to left colic flexure

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11
Q

parasympathetic innervation to the gut (up until the left colic flexure)

A

posterior vagus nerve

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12
Q

Boundaries of the perineum:

A

anterior: pubic symphysis
anterolateral: ischiopubic rami
lateral: ischial tuberosities
posterolateral: sacrotuberous ligaments
posterior: coccyx

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13
Q

perineal body

A

(only in females) irregular fibromuscular mass at the center of the body of the perineal membrane
**site of meet up of the external anal sphincter, bulbospongiosus, and superficial and deep transverse perineus muscles

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14
Q

where do the bulbs of the vestibule/ bulb of the corpus spongiosum attach?

A

perineal membrane

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15
Q

ejaculatory duct

A

courses through the prostate gland and contains only semen which is

  • sperm from ductus deferens
  • seminal fluid from seminal vesicles
  • prostatic fluid from prostate gland
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16
Q

what are the erectile bodies in men?

A

2 corpora cavernosa

1 corpus spongiosum

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17
Q

what are the erectile bodies in women?

A

2 crura of the clitoris

2 vertibular bulbs

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18
Q

the four portal-caval anastamoses

A
  1. superior rectal –> inferior rectal
  2. esophageal (L. gastric) –> esophageal (azygous)
  3. paraumbilical –> veins of the anterior abdominal wall
  4. colic –> retroperitoneal
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19
Q

posterior recess of the ischioanal fossa

A

extends deep to the sacrotuberous ligament

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20
Q

when doing a pudendal nerve block, what bony landmark should be palpated?

A

ischial spines

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21
Q

what nerve mediates erection?

A

pelvic splanchnics (parasympathetic). in males, contribue to prostatic plexus

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22
Q

where does the inferior rectal vein drain into?

A

the internal pudundal vein

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23
Q

what lymphatic node drains the perineum and external genitalia (labia majora and scrotum)

A

superficial inguinal lymph nodes

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24
Q

where do the testes and ovaries drain?

A

lumbar nodes

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25
Q

where are the lymphatic vessels that drain the testes contained?

A

in the spermatic cord

26
Q

what does the epigastric region contain?

A

duodenum, part of stomach, part of liver, pancreas

27
Q

c-sections happen below the arcuate line. what would the surgeon not cut thru?

A

posterior rectus sheath (ends at arcuate line)

28
Q

linea alba goes from ____ to _____

A

xiphoid process –> pubic symphysis

29
Q

superior epigastric arteries communicates with ______

A

inferior epigastric artery (comes off of external iliac)

30
Q

medial umbilical fold

A

made by medial umbilical ligament

31
Q

lateral umbilical forld

A

fold of peritoneum over the inferior epigastric vessels

32
Q

median umbilical fold

A

made by median umbilical ligament (obliterated urachus)

33
Q

urachus is now the

A

median umbilical fold

34
Q

medial inguinal fossa

A

space on the inner abdominal wall between the medial umbilical fold and lateral umbilical fold

35
Q

round ligament of the uterus passes through the ______

A

inguinal ring

36
Q

SI is distinct from LI because it has _______-

A

circular folds

37
Q

tenia coli

A

longitudinal muscle in LI (there are 3 of them)

38
Q

middle colic artery

A

branch of the SMA, supplies transverse colon; serves the most distal part of the colon before IMA takes over

39
Q

sensation around the umbilicus receives innervation from

A

T10

40
Q

immediately inferior to the spleen is the ________

A

Left colic flexure

41
Q

marginal artery

A

anastamotic artery running along the border of the LI. contains branches of the ileocolic, right coloc, middle colic, left colic and sigmoidal arteries

42
Q

anastamosis between SMA and IMA

A

middle and left colic arteries

43
Q

SMA supplies the

A

midgut

44
Q

what nerve carries pain sensation from the cheek area?

A

buccal (V.3)

45
Q

muscle that retracts the mandible

A

temporalis

46
Q

actions of the lateral pterygoid muscle

A

protraction/protrusion of mandible, contralateral deviation, opening the jaw

47
Q

action of masseter

A

elevates the mandible

48
Q

actions of the mylohyoid

A

elevates the hyoid and tongue, depresses the mandible

49
Q

inferior alveolar nerve

A

supplies sensory innervation to the mandible/mandibular teeth

50
Q

muscles that elevate the mandible

A

masseter, temporalis, medial pterygoid (all innervated by V.3)

51
Q

otic ganglion path

A

lesser petrosal nerve (branch of CN IX) –> OG –> auriculotemporal n. –> parotid gland

52
Q

geniculate ganglion path

A

sensory cell bodies for the facial n (anterior 2/3 tongue taste)

53
Q

submandibular ganglion

A

recieves from chorda tympani –> salivary glands

54
Q

ciliary ganglion

A

receives from CN III –> CG –> short ciliary n. –> sphincter pupilae and ciliary muscle (accomodation)

55
Q

mylohyoid innervation

A

nerve to the mylohyoid (branch of the inferior alveolar n.)

56
Q

2 nerves come between the heads of the lateral pterygoid:

A
  1. anterior deep temporal n.

2. buccal n.

57
Q

chorda tympani exits the skull through the

A

petratympanic fissure

58
Q

V.3 innervates:

A
  • muscles of mastication
  • tensor tympani
  • mylohyoid
59
Q

buccinator m. is innervated by th

A

facial nerve

60
Q

mental nerve

A

sensory innervation to the chin

Even numbered Conferences (15 decks)

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