Are you ready for this GI intro to GI histology MCQ quiz? If so, attempt the quiz then! The stomach is the first place where food is broken down into molecules that the body can use through digestion. The stomach also begins the process of fighting infection in our body. Take up this Block 6 Gi intro to Gi histology MCs and see how much you can recall. Wish you all the best, and have fun!
Stimulatory neurons from the myenteric plexus
Sympathetic neurons from thoracic autonomic ganglia
Stimulatory neurons from the submucosal plexus
Inhibitory neurons from the myenteric plexus
Parasympathetic neurons from the thoracic autonomic ganglia
Primary peristalsis
Swallowing
Relaxation of the upper esophageal sphincter
Receptive relaxation
Secondary peristalsis
Gravity
Pylorus
Lower esophageal sphincter
Upper esophageal sphincter
Pancreas
Colonic enteric nervous system
PH of pancreatic ductular secretion
Volume of pancreatic secretion
PH of duodenal contents
Susceptibility to duodenal erosions and ulcerations
Gallbladder contractibility
Peristalsis
Segmentation
Migrating motor complex
Mass movement
Increased gastric motility
Fatty acids in the duodenum
Bile acids in the ileum
Acid in the duodenum
Increased intestinal motility
Histamine
Acetylcholine
Gastrin
Somatostatin
Chloride
Potassium
Sodium
Bicarbonate
Acute cholecystitis
Acute appendicitis
Peptic ulcer
Biliary colic
Acute pancreatitis
Oral cavity
Esophagus or gullet
Stomach
Small Intestine
Large Intestine
7 - 10 hours
0.5 - 1 hour
1 - 3 hours
24 - 30 hours
More than 30 hours
Long pits and very short glands are found there.
Parietal cells are located mainly at the base of the gastric glands, and chief cells are found primarily in the neck region of the gastric glands.
Chief cells produce pepsin.
Gastric glands do not contain APUD cells.
Villi and crypts are the characteristic features there.
Active secretion of Na+
Active secretion of water
Active secretion of CI¬
Active absorption of Na+
Active absorption of K+
Paneth cells are a type of EEC
EECs in the stomach are derived from surface mucous cells
There is no EEC in the duodenum.
G cells are EECs and they produce gastrin
D cells are EECs and they are found in the gastric pits.
Mucous acinus
Serous acinus
Intercalated duct
Centroacinar cells
Striated duct
Long pits and very short glands are found there.
Parietal cells are located mainly at the base of the gastric glands, and chief cells are found primarily in the neck region of the gastric glands.
Chief cells produce intrinsic factor.
Gastric glands contain APUD cells.
Villi and crypts are the characteristic features there.
Cholecystokinin
Somatostatin
Gastrin
Secretin
Serotonin
Plicae circulars
Microvilli
Rugae
Villi
Peyer's patches
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