CSNN-Classes 1 & 2 Macronutrients Practice Questions and Answers
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Course
CSNN
Institution
CSNN
CSNN-Classes 1 & 2 Macronutrients
Practice Questions and Answers
Where does Carbohydrate (CHO) originate from? - Ans:-CHO is a product of plant photosynthesis.
Photosynthesis - occurs in plants. Roots pick up water from the ground. Leaves take Carbon dioxide from
the air. The two elements combi...
BE-Explain how digestion, absorption, and the eliminative processes affect adequate nutrition. -
Ans:✔✔-
BE-Describe the functions of the digestive system organs. - Ans:✔✔-
BE-List the enzyme secretions from the digestive system organs. - Ans:✔✔-
BE-What effect do enzyme secretions have on the food entering the digestive system? - Ans:✔✔-
What effect does the mouth have on food entering the digestive system? - Ans:✔✔-The mouth
(including tongue & teeth) mechanically breaks down food into smaller particles (mastication) Mixes
food with saliva that contain digestive enzymes such as salivary amylase (which helps the breakdown of
carbohydrates).
What are the 3 salivary glands that exist in the mouth? - Ans:✔✔-The 3 pairs of exocrine salivary glands
in the mouth are : parotid, submandibular & sublingual glands.
What is the role of the esophagus in the digestion process? - Ans:✔✔-The esophagus propels food
downward to the stomach through peristalsis.
What role does the pancreas play in digestion? - Ans:✔✔-The pancreas secretes digestive enzymes into
the duodenum that break down all of the macronutrients (protein, fats and carbohydrates). Produces
and secretes the endocrine hormones insulin and glucagon.
What role does the liver play in digestion? - Ans:✔✔-The liver:
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