Grand Tour Flashcards
Where are bile salts produced?
Liver
What is the function of the gallbladder?
To store and concentrate bile
Where are faeces formed?
Large intestine
How many salivary glands are there?
6 - 2 of each sublingual, submandibular and parotid
What is dumping syndrome?
Distension of gut tube due to influx of water caused by hyperosmolarity/hypertonicity
What percentage of nutrients are absorbed in the first half of the small intestine?
~95%
What are the four functions of the digestive system?
digestion, secretion, absorption, motility
Which body cavity is serosa found in?
Peritoneal cavity
On which organs would you find glands in the mucosa?
Oesophagus and duodenum
What are the three layers of the mucosa called?
epithelium, lamina propria, muscularis mucosae
Where would you find stratified squamous epithelium?
mouth, oesophagus and anal canal
Where would you find simple columnar epithelium?
stomach, small and large intestine
What is another name for Meissner’s plexus?
submucosal plexus
Which nerves lie between the circular and longitudinal muscle layers?
Myenteric (Auerbach’s) plexus
Which nerve stimulates secretion in the stomach?
Parasympathetic - Vagus (X)
Which nerve inhibits motility in the small intestine?
Splanchnic nerve
Which nerves stimulate salivation?
facial (VII) and glossopharyngeal (IX)
Which organs are supplied by the celiac trunk?
stomach, small intestine, pancreas, liver
Which organs are supplied by the superior mesenteric artery?
small intestine, caecum, ascending colon, transverse colon
Which organs are supplied by the inferior mesenteric artery?
descending colon, sigmoid colon, rectum
Where do the celiac trunk, superior mesenteric artery and inferior mesenteric artery originate from?
descending (abdominal) aorta
What is the stomach’s arterial supply?
celiac trunk
What is the small intestine’s arterial supply?
celiac trunk and superior mesenteric artery
What is the pancreas’s arterial supply?
celiac trunk
