Heartburn is caused by the ____.
A) gastroesophageal sphincter remaining too tightly closed
B) gastroesophageal sphincter remaining a bit open
C) pyloric sphincter remaining too tightly closed
D) pyloric sphincter remaining a bit open
E) the gastroesophageal and the pyloric sphincters remaining too tightly closed
Correct Answer:
Verified
Q18: The _ in the bird's digestive tract
Q19: Place the five steps of digestion in
Q20: The _ of a bird's digestive system
Q21: What is the purpose of the watery
Q22: Deficiencies of _may result in muscular weakness.
A)
Q24: A deficiency of _ produces a goiter
Q25: Food is formed into a bolus in
Q26: What function does the presence of alkaline
Q27: Of the 13 essential vitamins, _ are
Q28: The _ digestive structures in humans secrete
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents