Question 1

Gastric secretion is inhibited by all the following except:

Accepted Answer

A)  Presence of excess H? in the pyloric antrum
B)  Presence of excess protein digestive products in the stomach
C)  Certain emotions e.g. fear and depression
D)  Certain GIT hormones e.g. secretin,CCK and VIP

Question 2

The following statements about gastric secretion are correct except:

Accepted Answer

A)  Gastric secretion increases when a hungry person thinks about food
B)  Gastric secretion helps vit.B?? absorption
C)  Production of HCl depends on activity of carbonic anhydrase
D)  Gastric secretion is associated with increased H? concentrarion in venous blood coming from stomach

Question 3

An obstruction of the small bowel leading to sever vomiting with a preponderant loss of duodenal contents is likely to cause a primary:

Accepted Answer

A)  Metabolic acidosis
B)  Metabolis alkalosis
C)  Respiratory acidosis
D)  Respiratory alkalosis

Question 4

Which of the following statement is wrong?:

Accepted Answer

A)  The gastric peristalsis includes propulsive,mixing and grinding movements
B)  The cephalic phase of gastric secretion involves no release of gastrin.
C)  Deficiency of the intrinsic factor causes pernicious anaemia.
D)  Large doses of gastrin cause contraction of the pyloric sphincter.

Question 5

Which of the following substances is released from the duodenal mucosa in response to acidic gastric juice?:

Accepted Answer

A)  CCK
B)  Substance P
C)  Secretin
D)  GIP

Exam 4: Gastric Secretion and Vomiting

Gastric secretion is inhibited by all the following except:

Correct Answer
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Which of the following substances is released from the duodenal mucosa in response to acidic gastric juice?:

Correct Answer
verified

Which of the following statement is wrong?:

Correct Answer
verified

An obstruction of the small bowel leading to sever vomiting with a preponderant loss of duodenal contents is likely to cause a primary:

Correct Answer
verified

The following statements about gastric secretion are correct except:

Correct Answer
verified

Exam 4: Gastric Secretion and Vomiting

Gastric secretion is inhibited by all the following except:

Correct AnswerverifiedShow Answer

Which of the following substances is released from the duodenal mucosa in response to acidic gastric juice?:

Correct AnswerverifiedShow Answer

Which of the following statement is wrong?:

Correct AnswerverifiedShow Answer

An obstruction of the small bowel leading to sever vomiting with a preponderant loss of duodenal contents is likely to cause a primary:

Correct AnswerverifiedShow Answer

The following statements about gastric secretion are correct except:

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified