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805 - Exam 3 > Anatomy - GI organization & Peritoneum > Flashcards

Anatomy - GI organization & Peritoneum Flashcards

1
Q

Cheeks and lips (facial expression MM) nerve?

A

Facial N

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2
Q

Mastication MM nerve?

A

trigeminal N

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3
Q

tongue nerve?

A

hypoglossal N

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4
Q

soft palate MM nerve?

A

vagus N

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5
Q

the pharynx is the expanded ____ portion of _____

A

the pharynx is the expanded PROXIMAL portion of GI TRACT

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6
Q

what is the pharynx continuous with?

A

nasal and oral cavities, respiratory and digestive tracts inferiorly

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7
Q

what tracts cross in the pharynx?

A

respiratory and digestive

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8
Q

what do the structures in the pharynx control

A

swallowing, opening of airway to keep things separate

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9
Q

the circular and longitudinal muscles do what to the pharynx when swallowing?

A

elevate it

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10
Q

the circular and longitudinal muscles are innervated mainly by ?

A

vagus N

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11
Q

3 regional divisions of the pharynx

A

nasopharynx
oropharynx
laryngopharynx

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12
Q

what regions of the pharynx are closed during swallowing

A

nasopharynx and laryngeal inlet (airways)

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13
Q

somatic sensory innervation to the cheek mucosa, palate, anterior tongue, nasopharynx?

A

Trigeminal N (CN V)

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14
Q

somatic sensory innervation to the posterior tongue and oropharynx?

A

Glossopharyngeal N (CN IX)

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15
Q

somatic sensory innervation to the Laryngopharynx and larynx?

A

Vagus N (CN X)

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16
Q

what direction does food travel in the GI tract

A

proximal to distal

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17
Q

what are the physiological sphincters

A

upper and lower esophagus

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18
Q

what are the anatomical sphincters

A

pyloric
internal anal
ileocecal

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19
Q

Foregut consists of?

A

Esophagus
Stomach
Liver
Gallbladder
Pancreas
Proximal Duodenum

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20
Q

Midgut consists of

A

Distal Duodenum
Jejunum
Ileium
Cecum
Appendix
Ascending colon
Proximal Transverse Colon

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21
Q

Hindgut consists of

A

Distal Transverse Colon
Descending & Sigmoid Colon
Rectum

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22
Q

Blood supply to foregut

A

celiac trunk

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23
Q

Blood supply to midgut

A

SMA

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24
Q

Blood supply to hindgut

A

IMA

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25
Q

Preganglionic sympathetic innervation to the abdominopelvic organs

A

Thoracic SN
Lumbar SN
Sympathetic Trunk

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26
Q

Preganglionic parasympathetic innervation to the abdominopelvic organs

A

Vagus N
Pelvic SN (S2-S4)

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27
Q

Postganglionic sympathetic innervation to the abdominopelvic organs

A

Celiac
SMA
IMA

28
Q

Visceral reflexes follow

A

parasympathetics

29
Q

Visceral pain follows

A

sympathetics

30
Q

All blood from digestive organs passes through the liver first via the

A

hepatic portal vein

31
Q

Superficial to deep layers to get to the peritoneum?

A

Skin
Subcutaneous tissue
Skeletal muscle
Parietal peritoneum

32
Q

parietal peritoneum lines the

A

internal surface of the abdominopelvic wall

33
Q

visceral peritoneum covers most

A

abdominopelvic organs

34
Q

peritoneal cavity is a ?

A

potential space, thin film of fluid

35
Q

what are mesenteries

A

double folds of peritoneum

36
Q

what 2 things do mesenteries do

A

anchor organs in place
provide pathway for neurovasculature supply

37
Q

Parietal peritoneum gets body wall somatic afferents, what are they?

A

Thoraco-abdominal spinal nerves

38
Q

the parietal peritoneum is what regarding its innervation?

A

Sensitive with well-localized dermatomes

39
Q

Pain from VISCERAL peritoneum follows which pathway

A

sympathetic (poorly-localized)

40
Q

Most abdominal viscera is surrounded by?

A

peritoneum (intraperitoneal)

41
Q

Retroperitoneal GI organs begin development in what cavity

A

peritoneal cavity

42
Q

what is the greater curvature of the stomach called

A

greater omentum

43
Q

where does the greater omentum typically drape

A

across the entire cavity

44
Q

what is the greater omentum adhered to

A

transverse colon

45
Q

what does the greater omentum separate

A

viscera from abdominal wall

46
Q

where is the lesser omentum

A

liver to lesser curvature of the stomach and proximal duodenum

47
Q

what ligament connects the lesser omentum

A

hepatoduodenal ligament

48
Q

what does the hepatoduodenal ligament contain

A

portal triad

49
Q

how many layers is the coronary ligament

A

1 single layer

50
Q

what does the coronary ligament suspend

A

the liver from the diaphragm

51
Q

where is the coronary ligament?

A

between the anterior and posterior portions of the liver

52
Q

is there peritoneum separating the liver from the diaphragm

A

No

53
Q

triangular ligaments from where of coronary ligament meet at

A

left and right edges of liver

54
Q

how many layers is the falciform ligament

A

2 (double-layered)

55
Q

what does the falciform ligament anchor

A

the liver to the anterior abdominal wall

56
Q

what does the falciform ligament separate

A

right and left anatomical lobes of the liver

57
Q

what does the mesentery proper anchor

A

the jejunum and ileum to the posterior wall

58
Q

the mesentery proper allows for ______ and is HIGHLY _____?

A

a lot of movement and is highly vascular

59
Q

mesenteries of the colon are limited to

A

transverse and sigmoid colon (and the appendix)

60
Q

what are the 3 mesenteries of the colon

A

Transverse mesocolon
Descending colon
Sigmoid mesocolon
Mesoappendix

61
Q

What is the omental bursa?

A

A pouch that helps to reduce friction

62
Q

What does the omental bursa communicate with the greater sac through

A

epiploic foramen

63
Q

what is the omental bursa walled by

A

lesser omentum
ligaments of spleen

64
Q

why is the right side of the subphrenic recess of the greater sac more clinically involved?

A

the lesser omentum only communicates to the right side

65
Q

what is the inferior most recess of the body cavity?

A

Rectovesical/Rectouterine pouch

66
Q

blank

A

blank

805 - Exam 3 (4 decks)

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