A. Involuntary contraction of the pyloric sphincter.
B. Narrowing of the pyloric sphincter.
C. No opening of the esophagus (into the stomach).
Topics:HFT Vitamins A&P Musculoskeletal Diseases Communicable or non Communicable Fat Nutrition and Human Digestive System The Cardiovascular System OCR A-level Tenses Body Systems The Skeletal System Bacteriology Human Circulatory System Anatomy and Histology of Stomach Diseases of The Nervous System Infant Nutrition Mitosis
Other quiz: Non-Communicable Disease
A disorder that causes bones to become weak. The weak bones can lead to breaks.
D. Heart Disease