Worksheets3E2 Nutrition in humans RECAP
Total questions: 10
Worksheet time: 9mins
Which enzyme does the stomach produce?
lipase
protease
maltase
amylase
Protein digestion starts in the mouth.
True
False
Select all the functions of the stomach.
Physical digestion occurs in the stomach via peristalsis.
Pepsinogen breaks down proteins to polypeptides.
The acidic environment in the stomach kills harmful microorganisms in food.
The partly digested food becomes liquefied, forming chyme.
Chemical digestion occurs in the
(a)
The name of the protease found in the stomach is
(a)
The pH medium in the small intestine is
acidic
alkaline
neutral
This substance helps to protect the stomach from digesting itself.
hydrochloric acid
pepsin
mucus
renin
Carbohydrate digestion starts in the
(a)
Which of the following statement about fat digestion is incorrect?
Fat digestion begins in the small intestine.
Bile catalyses the break down of fat into fatty acid and glycerol.
Bile is stored temporarily in the pancreas.
Fat digestion is a form of hydrolytic reaction.
In the small intestines, pancreatic and intestinal juice are secreted. State the enzymes present in intestinal juice. (Hint: SMELL)
