Finals - GIT Flashcards
Folds formed from the mucosa and submucosa that are perpendicular to the long axis of the duodenum are called
Plicae circularis
The center of the tooth which is filled with blood vessels, nerves, and connective tissues is called the
Pulp
Bands of longitudinal smooth muscle that run the length of the colon are called
Taenia coli
Which of the following vitamins are not stored in the liver
Vitamin B12
Vitamin D
Vitamin A
Vitamin C
Vitamin C
Which of these inhibits secreting and motility of the stomach
Enterogastric reflex
Intrinsic facto
Parasympathetic stimulation
Gastrin
Enterogastric reflex
Match the following medical condition to its definition
Medical condition:
Zollinger-Ellison Syndrome
Achalasia
Hirschsprung disease
Pernicious anemia
Gastric Reflux
- due to a massive illeal resections that result to an impairment of absorption of vitamin B12
- due to failure of the esophageal sphincter to relax
- increase gastrin secretion due to pancreatic tumor
- due to congenital absence of myenteric plexus in the colon
- due to decrease tone of lower esophageal sphincter
Zollinger-Ellison Syndrome - increase gastrin secretion due to pancreatic tumor
Match the following medical condition to its definition
Medical condition:
Zollinger-Ellison Syndrome
Achalasia
Hirschsprung disease
Pernicious anemia
Gastric Reflux
- due to a massive illeal resections that result to an impairment of absorption of vitamin B12
- due to failure of the esophageal sphincter to relax
- increase gastrin secretion due to pancreatic tumor
- due to congenital absence of myenteric plexus in the colon
- due to decrease tone of lower esophageal sphincter
Achalasia - due to failure of the esophageal sphincter to relax
Match the following medical condition to its definition
Medical condition:
Zollinger-Ellison Syndrome
Achalasia
Hirschsprung disease
Pernicious anemia
Gastric Reflux
- due to a massive illeal resections that result to an impairment of absorption of vitamin B12
- due to failure of the esophageal sphincter to relax
- increase gastrin secretion due to pancreatic tumor
- due to congenital absence of myenteric plexus in the colon
- due to decrease tone of lower esophageal sphincter
Hirschsprung disease - due to congenital absence of myenteric plexus in the colon
Match the following medical condition to its definition
Medical condition:
Zollinger-Ellison Syndrome
Achalasia
Hirschsprung disease
Pernicious anemia
Gastric Reflux
- due to a massive illeal resections that result to an impairment of absorption of vitamin B12
- due to failure of the esophageal sphincter to relax
- increase gastrin secretion due to pancreatic tumor
- due to congenital absence of myenteric plexus in the colon
- due to decrease tone of lower esophageal sphincter
Pernicious anemia - due to a massive illeal resections that result to an impairment of absorption of vitamin B12
Match the following medical condition to its definition
Medical condition:
Zollinger-Ellison Syndrome
Achalasia
Hirschsprung disease
Pernicious anemia
Gastric Reflux
- due to a massive illeal resections that result to an impairment of absorption of vitamin B12
- due to failure of the esophageal sphincter to relax
- increase gastrin secretion due to pancreatic tumor
- due to congenital absence of myenteric plexus in the colon
- due to decrease tone of lower esophageal sphincter
Gastric reflux - due to decrease tone of lower esophageal sphincter
Other name of slow-wave potentials
Basic electrical rhythm
Identify the duct that drains the submandibular glands
Wharton’s duct
Describe the consistency of the saliva during sympathetic stimulation
Thick, mucus saliva
Describe the consistency of the saliva during parasympathetic stimulation
Profuse, thin, or watery saliva
It is a modification in electrical and motor activity of smooth muscles of stomach and SI during fasting.
Migrating motor complex
It is also known as the intrinsic neural
control of the Gl function.
Enteric nervous system
A GI hormone which is the most potent in
stimulating gastric H+ secretion.
gastrin
Gastrin secretion will stop when the stomach pH reaches ____
1.5
It is caused by the increase of the intra abdominal pressure by expiring against a closed glottis.
VALSALVA MANEUVER
This Gl neurocrine resembles secretin and is presumed to mediate pancreatic cholera.
Vasoactive intestinal polypeptide (VIP)
A movement of the colon that gradually exposing fecal matter to LI mucosal surfaces.
Mixing movements
Identify the nerve supply of the masticatory muscles.
CN V - Trigeminal Nerve
Which area in the GI has the lowest frequency of slow waves for the
contraction?
stomach
Which gastric cells found in the fundus of the stomach that secretes Intrinsic factor?
Oxyntic (parietal cells)
Match the following neurotransmitter secreted by the ENS
Acetylcholine, Bombesin, Enkephalins, Serotonin, Norepinephrine
- Stimulates Gastric motility, inhibits GI Activity, stimulates H+ secretion, stimulates gastrin release, stimulates GI smooth muscle contraction
Acetylcholine - stimulates H+ secretion
Match the following neurotransmitter secreted by the ENS
Acetylcholine, Bombesin, Enkephalins, Serotonin, Norepinephrine
- Stimulates Gastric motility, inhibits GI Activity, stimulates H+ secretion, stimulates gastrin release, stimulates GI smooth muscle contraction
Bombesin - stimulates gastrin release
Match the following neurotransmitter secreted by the ENS
Acetylcholine, Bombesin, Enkephalins, Serotonin, Norepinephrine
- Stimulates Gastric motility, inhibits GI Activity, stimulates H+ secretion, stimulates gastrin release, stimulates GI smooth muscle contraction
Enkephalins - stimulates GI smooth muscle contraction
Match the following neurotransmitter secreted by the ENS
Acetylcholine, Bombesin, Enkephalins, Serotonin, Norepinephrine
- Stimulates Gastric motility, inhibits GI Activity, stimulates H+ secretion, stimulates gastrin release, stimulates GI smooth muscle contraction
Serotonin - stimulates gastric motility
