Abdominal Viscera Flashcards
Functions of the GI Tract
Ingestion, Secretion, Mixing & Propulsion, Digestion, Absorption, Defecation
Esophagus - Main function
Carry bolus from mouth to stomach via peristalsis
Stomach - Location
Epigastric, Umbilical & L Hypochondriac regions
Stomach - Function
Chemical and mechanical digestion w/ gastric juice (like a blender)
Stomach - Parts
Cardia- inlet
Fundus - superior area
Body - btwn fundus and pyloric
Pyloric part - thickening of smooth sphincter
Small Intestine - Duodenum
1st and shortest part; receives enzymes from Pancreas, bile from Liver/Gallbladder
Small Intestine - Jejunum & Ilium
Nutrient absorption via Villi and Microvilli
Appendix
Reservoir for gut bacteria
Large Intestine & Colon - Location
Ascending - R Lumbar
Descending - L Lumbar
Transverse - Upper umbilical
Sigmoid - L Hypogastric
Large Intestine & Colon - Function
Absorption of water & electrolytes, fecal storage
Rectum & Anal Canal
Rectum - terminal end of the large int
Anal Canal - Invol & Vol sphincters
Liver - Location
R Hypochondriac, Epigastric, L hypochondriac
Liver - Function
detox, protein & digestion chemical synthesis, makes bile (break down fats)
Liver - Structure
Diaphragmatic surface
Visceral surface - has portal triad, supplies ox & nutrients, drains bile
Liver - Portal Triad
Portal Vein
Hepatic Artery
Bile Duct
Gallbladder - Location
Just inferior to liver
Gallbladder - Function
Stores bile from Liver, delivers it to SI w/ Common bile duct
Pancreas - Location
L Hypochondriac, Epigastric, Umbilical
Pancreas - Function
Endocrine - regulates blood sugar
Exocrine - digestion
Kidneys - Location
Retroperitoneal - Epigastric, Umbilical, L&R Lumbar & Hypochondriac ( R lower than L)
Kidneys - Function
Remove excess H2O, NaCl and waste from blood
Adrenal Glands - Location
Above kidneys
Adrenal Glands - Function
Cortex - Corticosteroids
Medulla - Adrenaline & Noradrenaline
