Alimentary Physiology

Description

MCQ questions on alimentary physiology
Holly Britton
Quiz by Holly Britton, updated more than 1 year ago
Holly Britton
Created by Holly Britton over 1 year ago
2
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Resource summary

Question 1

Question
Which of the below are functions of the mammalian GI tract?
Answer
  • Ingestion
  • Detoxification
  • Absorption
  • Oxygen transport
  • Secretion
  • Mixing
  • Excretion
  • Gas exchange
  • Digestion

Question 2

Question
What is the contractile muscle of the GI tract?
Answer
  • Cardiac muscle
  • Smooth muscle
  • Skeletal muscle

Question 3

Question
True or false, is a sphincter a muscular valve that is controlled by the enteric nervous system?
Answer
  • True
  • False

Question 4

Question
Which of the below is the muscular sphincter that isn't controlled by the enteric nervous system and what nervous system is it controlled by?
Answer
  • Anal sphincter, controlled by the somatic nervous system
  • Anal sphincter, controlled by the autonomic nervous system
  • Pyloric sphincter, controlled by the somatic nervous system
  • Pyloric sphincter, controlled by the autonomic nervous system

Question 5

Question
The ileocecal sphincter ensures that the is [blank_start]uni[blank_end]directional movement from the [blank_start]small[blank_end] to [blank_start]large[blank_end] intestine. The distending ileum [blank_start]relaxes[blank_end] for movement into the colon and the distending colon [blank_start]contracts[blank_end] to prevent the movement of contents from the colon to the ileum.
Answer
  • uni
  • bi
  • multi
  • small
  • large
  • large
  • small
  • relaxes
  • contracts
  • relaxes
  • contracts

Question 6

Question
What nerve is ACh production stimulated by?
Answer
  • Vagus nerve
  • Pelvic nerve
  • Trigeminal nerve
  • Caudal mesenteric plexus
  • Sciatic nerve

Question 7

Question
Which 3 receptors are necessary for parietal cell secretion?
Answer
  • Acetylcholine
  • Noradrenaline
  • Gastrin
  • Bicarbonate
  • Histamine
  • Alanine
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