Exam Questions and Answers (Latest Update 2026)
Verified Answers (100% Questions)
Gastrointestinal (GI) System - CORRECT ANSWERS Responsible for digestion and waste
elimination.
Esophagus - CORRECT ANSWERS Transports food from mouth to stomach.
Chyme - CORRECT ANSWERS Partially digested food mixed with gastric secretions.
Hydrochloric Acid - CORRECT ANSWERS Breaks down food and kills harmful bacteria.
Pepsin - CORRECT ANSWERS Enzyme that degrades proteins in the stomach.
Small Intestine - CORRECT ANSWERS Absorbs nutrients; approximately 6 m long.
Duodenum - CORRECT ANSWERS First segment of small intestine; neutralizes chyme.
Ileum - CORRECT ANSWERS Absorbs fats, bile salts, and water.
Large Intestine - CORRECT ANSWERS Primary organ for bowel elimination; 1.5 m long.
Rectum - CORRECT ANSWERS Final portion of large intestine; 10-15 cm long.
Anus - CORRECT ANSWERS Opening at the end of the digestive tract.