The diagram below shows the human digestive system. Name each of the parts labeled A to J on the diagram.
Important Questions on Animal Nutrition
The diagram below shows the human digestive system. Give the letters (not the name) of the following part.
- Two parts where amylase is secreted.
The diagram below shows the human digestive system. Give the letters (not the name) of the following part.
- Two parts where protease is secreted.
The diagram below shows the human digestive system. Give the letters (not the name) of the following part.
- One parts where lipase is secreted.
The diagram below shows the human digestive system. Give the letters (not the name) of the following part.
- The part where hydrochloric acid is secreted.
The diagram below shows the human digestive system. Give the letters (not the name) of the following part.
- The two parts that make up the small intestine.
The diagram below shows the human digestive system. Give the letters (not the name) of the following part.
- Two parts where water is secreted.
The diagram below shows the human digestive system. Give the letters (not the name) of the following part.
- The part where egestion takes place.
Copy and complete these sentences about digestion, using words from the list. You may use each word once, more than once or not at all.
acids, amino, amylase, carbohydrates, duodenum, fatty, fats, gall, glycerol, hydrochloric, ileum, ingestion, large, mucus, esophagus, pancreas, proteins, small, starch, trachea, urinary.
- The teeth, lips and tongue help to take food into the mouth. This is called _____. The food is mixed with saliva from the salivary glands. Saliva contains the enzyme _____, which digests _____, to the sugar, maltose. Saliva also contains _____, which lubricates the chewed food making it easy to swallow.
- The food travels down the _____ to the stomach. Here, _____ acid is secreted, which provides ideal conditions for the enzyme pepsin to work. Pepsin is a protease, and begins the digestion of_____.
- After leaving the stomach, the food enters the_____, which is the first part of the_____ intestine. Here, juices from the_____ and_____ bladder flow in. They contain amylase, protease and lipase. Lipase digests fats to_____ _____ and _____.
