Human Digestion
Quiz by chad seelye
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11 questions
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- Q1What organ of the digestive system is where mechanical digestion first occurs?The MouthEsophagusStomachSmall Intestine30s
- Q2Which of the following does not take place in the mouth?Both mechanical and chemical digestion begin hereTeeth break food into smaller piecesEnzyme is added to foodNutrients are absorbed into the blood stream.30s
- Q3Where is waste prepared for elimination and water is absorbed into the blood.Large IntestineRectumSmall IntestineStomach30s
- Q4Substances in food that provide raw materials and energy that the body needs to live are called what?BileSecretionsEnzymesNutrients30s
- Q5Small finger-like bumps that line the small intestine that increase absorption of nutrients.EpiglottisVilliCarbohydratesMucus30s
- Q6Involuntary, smooth muscle contractions that keep food moving in one direction.AbsorptionMucusEnzymePeristalsis30s
- Q7Bile made in the liver is stored in what organ to break down fat?GallbladderSmall IntestineLarge IntestinePancreas30s
- Q8The longest organ in the digestive system is?Small IntestineRectumEsophagusLarge Intestine30s
- Q9This muscular organ of the digestive system that does most of the mechanical digestion.Large IntestineStomachSmall IntestineMouth30s
- Q10What is the major difference between chemical and mechanical digestion?Saliva is not involved in chemical digestion.Mechanical digestion uses only acids to bread down food.Chemical digestion does not use enzymes.Chemical digestion involves enzymes while chemical digestion is the breaking apart of food.30s
- Q11What is the major difference between digestion and absorption?Absorption is mechanical where digestion is chemical.Absorption happens first in the mouth where digestion happens in the small intestine.Digestion involves the use of saliva where absorption uses acids to break down food.Digestion is the breaking down of food where absorption is the nutrients entering the blood stream.30s