Digestion and Absorption - Online Test
Q1. ____ from pharynx is conveyed into oesophagus by _____ .
Answer : Option B
Explaination / Solution:
Bolus from pharynx is conveyed into oesophagus by deglutition. Bolus is the semisolid chewed food mixed with saliva in mouth. The food from pharynx passed to oesophagus by swallowing.
Q2.
Read the following statements about CCK :
i. this hormone stimulates gastrointestinal motility and pancreatic endocrine function.
ii. this hormone stimulates release of bile from gall bladder.
Answer : Option D
Explaination / Solution:
Cholecystokinin, previously called pancreozymin, is synthesized and secreted by enteroendocrine cells in the duodenum, the first segment of the small intestine.
Its presence causes the release of digestive enzymes and bile from the pancreas and gallbladder, respectively, and also acts as a hunger suppressant.
