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Week 11

QuestionAnswer
What is the primary function of the digestive system? To break down food into absorbable nutrients for energy, growth, and cell repair.
Where does most chemical digestion and nutrient absorption occur? The small intestine, especially the duodenum and jejunum.
What is the role of bile in digestion? It emulsifies fats, increasing surface area so lipase can digest triglycerides.
What structure prevents food from entering the airway during swallowing? The epiglottis.
What are the three main macronutrients? Carbohydrates, proteins, and lipids.
What is metabolism? The sum of all chemical reactions in the body, including anabolism and catabolism.
What hormone lowers blood glucose levels? Insulin, released by the pancreas
What is the functional unit of the kidney? The nephron.
What process forms urine by filtering blood? Glomerular filtration.
What hormone increases water reabsorption in the kidneys? Antidiuretic hormone (ADH).
Created by: tenz
 

 



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