Digestive

• In what process do animals take in food that provides energy and nutrients? - Ingestion
• The process in which digested foods are distributed into different parts of the body cells are assimilation
• What is the process of turning food into smaller molecules with the aid of enzymes? - chemical digestion
• Where does the final stage in digestion of food happen? - small intestine
• What type of enzyme present in saliva helps break down starch? - amylace
• Which of the following breaks down food into tinier pieces to begin mechanical digestion? - teeth
• What organ system is responsible for breaking down of large molecules into smaller molecules and absorption of organic compounds needed by the body? - Digestive system
• What is the main function of the large intestine? - reabsorbs water from chyme.
• What do you call the wavelike contraction of the smooth muscles of digestive tract pushes food in small sections through the gastro-intestinal tube? - peristaltic movement
• If the liver is severely damaged, metabolism of which nutrients would be most affected? - carbohydrates, lipids, starch
• What is the most essential function of the intestinal villi? - . increases surface area for nutrient absorption
• Which of the following shows the correct sequence of the processes involved in the human digestive system? - ingestion, digestion, absorption, assimilation and egestion
• What is the term for the food that is chewed and mixed with saliva that turns into a moist ball? - bolus
• It is the process by which the nutrients from the digested food move into the blood vessels passing through the lining of the small intestine - assimilation
• . Which of these substances is an enzyme that digests protein in the stomach? - Pepsin
• Which of the following helps in the digestion of food in the mouth? - saliva
• What enzyme aids the digestion of lipids in the small intestine? - amylace
• Which of the following is produced by the liver? - bile
• Which organ stores bile and pumps it into duodenum? - gallbladder
• What is the result of chemical digestion of carbohydrates? - simple sugars
• Where does absorption of nutrients mostly occur? - small intestine
• What aids the passage of food through the digestive tract? - wavelike muscle contractions
• How do nutrients from digested food reach the blood? - absorbed into the blood through the blood vessels