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MMS body--ready...

Digestive and respiratory systems

QuestionAnswer
describe villi fingerlike projections that increase the surface area in the small intestine
body part that is involved in the ingestion of food mouth
describe the stomach a muscular bag that is used to break down food with enzymes
describe the large intestine long tube that is used to absorb water
what are accessory organs organs that are used to produce or store enzymes and chemicals that help break down food
a muscle beneath your lungs that helps move gases in and out of your lungs diaphragm
difference between bronchi and pharynx both carry gases in and out of the body, but pharynx also carries food and water to the digestive system
grapelike clusters that form the lungs and allow gases to enter/leave the blood alveoli
increases surface area for gases to diffuse into and out of blood alveoli
burning food with oxygen to release energy respiration
bring air into the lungs--respiration or breathing? breathing
type of digestion: churning of food mechanical
type of digestion: adding of saliva in mouth chemical digestion
type of digestion: chewing food mechanical digestion
describe inhalation ribs are out and up, chest cavity is large
describe exhalation chest cavity is small, diaphragms up/relaxed, ribs down and in
job of the digestive system break food into small molecules so it can diffuse into the blood
job of respiratory system bring oxygen into the body and release carbon dioxide out of the body
describe the 4 jobs of the digestive system in order 1. ingestion brings food into the mouth 2. mechanical digestion breaks food into small pieces 3. enzymes chemically digest food into small enough molecules that can be 4. absorbed into the body cells by diffusion
what organs carry out mechanical digestion? mouth & stomach mainly
what organs carry out chemical digestion/ mouth, stomach, small intestine
what organs carry out absorption of food? small intestine
Created by: neumeist
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