General Surgery Packet Flashcards
esophagus
- 10 inches in adult*
- extends pharynx to cardia of stomach
- transport ingested material by peristalsis from pharynx to stomach
- musculomembranous
function of large intestine (4)
- reabsorb water/electrolytes
- form solid waste
- synthesize vitamin K and B-complex vitamins
- elimination by defecation
large intestine: define haustra
sacculations that are outpouchings of the bowel wall
large intestine: blood supply
superior and inferior MESENTERIC arteries
large intestine:
- ileocecal valve
- veriform appendix
- junction of the ileum and the cecum (small bowel meets large)
- extends from lower portion of cecum
appendectomy is done for?
uncomplicated acute appendicitis
appendicitis often mimics (3)
- ectopic pregnancy
- ovarian cyst
- ureteral stone
methods of transecting the appendix
- endoscopic linear stapler
- ligating loop instrument (endoloop)
- suture instrument
colon resection: mocker’s diverticulum are located?
in the Ileum
colon resection: what can neoplasms form as a result of?
Polyps: pedunculated tumors
colon resection: endoscopic anesthesia options (3)
- local anesthesia
- IV conscious sedation
- general anesthesia
what is given to patient prior to colonoscopy to cleanse bowel?
-citrate of magnesia
position of patient for colonoscopy
PT placed on left side to allow for visualization
what is PT observed for following colonoscopy? (3)
- post procedural bleeding
- pain
- signs of perforations
sigmoidoscopy is performed for?
visualization of the sigmoid up to splenic flexure
intestinal clamps
- allen clamp
- dennis clamp
- doyen clamp
when is bowel technique used? (2)
- when GI tract is clamped and resected
- used to isolate any instruments that come in contact with the mucosa or bowel contents
suture method: serosal layer of posterior wall
- interrupted mattress stitch
- non absorbable
how is colostomy secured to skin?
- closed bowel loop
- bridge is used/plastic rode