Gastrointestinal Physiology MCQs ( Select the best answer)
1) Which of the following has pH between 6 – 7 and a daily secretion volume of 100ml a day
a) Saliva
b) Bile
c) Gastric juices
d) Pancreatic juice
e) Intestinal juice
2) Which of the following is most important for pancreas to neutralizing chime?
a) Secretin
b) Acetyl choline
c) CCK
d) Amylase
e) Neuropeptide Y
3) Ring like contractions, with regular intervals disappear to be replaced by another such contraction
a) Migrating Motor Complex
b) Segmentation contractions
c) Basic electrical rhythm
d) Retro propulsion
e) Pendulous movement
4) Which of the following is considered the most powerful stimulation for the production of electrolyte - rich pancreatic juice
a) Secretin
b) Gastrin
c) VIP
d) CCK
e) GIP
5) What is exclusively absorbed in the ileum?
a) Glucose
b) Water
c) Folic acid
d) Bile salt
e) Alcohol
6) The pressure is least during swallowing in
a) Pharynx
b) Upper third of the esophagus
c) middle of the esophagus
d) lower of the esophagus
e) lower esophageal sphincter
7) Which of the following tract hormones is most directly concerned with mortality of the small intestine?
a) Mortilin
b) CCK
c) Gastrin
d) VIP
e) Secretine
8) Maximum secretion of CCK is by the
a) Antrum of stomach
b) Duodenum
c) Jejunum
d) Ileum
e) Colon
9) Which of the following increases maximally in pancreatic juice following the intravenous administrator of secretin?
a) Na+
b) HCO3
c) Cl-
d) K+
e) Amylase
10. Maximum endogeneous secretion of water in the body
a) Salivary gland
b) Stomach
c) Liver
d) Small intestine
e) Colon