Gut Blueprints & Borders
The widest and most fixed part of the small intestine
What is duodenum?
This is how giardia is transmitted
What is oral-faecal transmission?
Category of diseases that must be reported to public health authorities
What are notifiable diseases?
This enzyme helps break down starch into maltose
What is amylase?
These 2 plexi make up the enteric system
What is myenteric and submucosal plexi?
These 2 arteries supply the lesser curvature of the stomach
What is right and left gastric artery?
This structures is often affected in giardiasis and can result in malabsorption
What is microvilli?
This GIT infection is caused by a gram negative, non-sporing bacilli. Transmitted through the faecal oral route often via contaminated animal products (raw eggs, poultry etc.) Rehydration is main treatment.
What is salmonellosis?
Site of absorption for tripeptides, dipeptides and amino aicds
What is duodenum or proximal jejunum?
Plexus located between longitudinal and circular layers of muscularis externa
What is myenteric plexus?
This nerve provides parasympathetic innervation to the iliiocaecal valve
What is vagus nerve?
These are the 4 classes of parasites
What are protozoa, platyhelminthes, nematodes, arthropods?
This virus contains dsRNA and can be prevented by vaccines
What is rotavirus?
Pancreatic enzyme that breaks down triglycerides
What is pancreatic lipase?
These are the three gastric secretion phases
This line represents the junction between the ebryological ectoderm and endoderm
What is Pectinate line?
Drug class is commonly used to treat giardiasis
What is Nitroimidazoles?
Salmonella serotypes that cause enteric fevers
What is S.typhi and paratyphi?
Absorption of water depends largely on absorption of this important solute
What is sodium?
This nerve provides parasympathetic innervation to foregut and midgut organs
Vagus nerve
The transpyloric plane passes through these structures
What is Pyloric sphincter, duodenojejunal flexure/junction, left and right colic flexures, origin of the superior mesenteric artery, root of transverse mesocolon, pancreas body, gallbladder, end of spinal cord, hilum of left kidney, cisterna chyli?
This genus of parasites are commonly transmitted through larvae released by infected snails
This STEC serotype can cause severe infection
What is O157:H7 serotype?
When there is low calcium intake this type of absorption takes place
What is 1ctive, transcellular absorption?
These are the endocrine GI peptides
1. Gastrin
2. Cholecystokinin
3. Secretin
4. Gastric Inhibitory Peptide
5. Motilin