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Cholecystokinin: Quiz

  
  

Question 1: ________ form amphipathic micelles that emulsify fats, aiding in their digestion and absorption.
Cholic acidCholesterolBile acidMetabolism

Question 2: CCK has also been shown to interact with ________ in the pancreas.
CalcineurinPTEN (gene)ButyrylcholinesteraseUbiquitin carboxy-terminal hydrolase L1

Question 3: Cholecystokinin (CCK or CCK-PZ; from Greek chole, "bile"; cysto, "sac"; kinin, "move"; hence, move the bile-sac (gallbladder)) is a peptide hormone of the gastrointestinal system responsible for stimulating the ________ of fat and protein.
StomachImmune systemDigestionEndocrine system

Question 4: CCK mediates a number of physiological processes, including ________ and satiety.
DigestionStomachEndocrine systemImmune system

Question 5: Secretion of CCK by the duodenal and intestinal mucosa is stimulated by fat- or protein-rich chyme entering the ________.
DuodenumStomachHuman gastrointestinal tractSmall intestine

Question 6: Recent evidence has suggested that it also plays a major role in inducing drug tolerance to opioids like morphine and ________, and is partly implicated in experiences of pain hypersensitivity during opioid withdrawal.
PhencyclidineHeroinOxycodoneDextromethorphan

Question 7: CCK is very similar in structure to ________, another of the gastrointestinal hormones.
CholecystokininSecretinSomatostatinGastrin

Question 8: CCK also causes the increased production of hepatic bile, and stimulates the contraction of the gall bladder and the relaxation of the Sphincter of Oddi (Glisson's sphincter), resulting in the delivery of ________ into the duodenal part of the small intestine.
SecretinDigestionBileHuman gastrointestinal tract

Question 9: It stimulates the acinar cells of the ________ to release water and ions and stimulates the secretion of a juice rich in pancreatic digestive enzymes, hence the old name pancreozymin.
LiverDigestionPancreasEndocrine system

Question 10: In humans, it has been suggested that CCK administration causes nausea and ________, and induces a satiating effect.
EmotionHostilityAnxietyMental confusion
















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