L4-6 quiz

• properties of 7TM receptor:

  • has seven membrane-spanning helices
  • is a metabotropic receptor
  • is G-protein coupled
• amino acids which act as neurotransmitters:

  aspartate, glycine, GABA and glutamate
• helpful drugs for sufferer of Parkinson's disease:


  inhibitor of monoamine oxidase (MAO), L-DOPA (a precursor to dopamine)
• organ responsible for conducting food from the mouth, via the pharynx to the stomach

  oesophagus
• organ responsible for absorbing water and inorganic ions 


  colon
• organ responsible for storing and concentrating bile

  gall bladder
• organ mainly responsible for digestion of all types of nutrients

  small intestine
• organ contains islets of Langerhans, which secrete insulin and glucagon 


  pancreas
• organ responsible for secreting bile and processing absorbed nutrients

  liver
• G cells secrete


  Gastrin
• parietal cells secrete 


  hydrochloric acid
• chief cells secrete


  pepsinogen
• what glands are accessory digestive glands?

  pancreas, gall bladder and salivary glands
• examples of zymogens:

  pepsinogen, procarboxypeptidase, chymotrypsinogen, trypsinogen and proelastase
• cells found in the wall of the stomach:

  parietal cells, G cells and chief cells