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Apologia Human Body

Module 13

QuestionAnswer
The epiglottis and soft palate both participate in this. deglutition
The ________________ closes off the larynx to prevent food from going down the wrong pipe epiglottis
The ________________ seals the nasal cavity to prevent breathing soft palate
Tiny projections in the small intestine that radically in increase its surface area and absorb nutrients intestinal villi
The body cannot absorb vitamin B12 without __________. intrinsic factor
These vitamins are produced in the body D and K
Mastication The process of chewing
Digestion The breakdown of food molecules into their individual components
Deglutition The act of swallowing
Peristalsis The process of contraction and relaxation of circular smooth muscles which pushes food through the alimentary canal
Gastric juice The acidic secretion of the stomach
Adventita A thin layer of loose connective tissue that binds an organ to surrounding tissues or organs
Lumen The hole in the center of a tube
Macronutrients The nutrients the body needs in large amounts: carbohydrates, fats, and proteins
Micronutrients The nutrients the body needs in small amounts, such as vitamins and minerals
Tongue Moves food around in the mouth; provides the sense of taste
Salivary glands Secrete saliva, which moistens food, allows the taste buds to function, provides lubrication for the food to travel down the alimentary canal, breaks down starch, and kills bacteria
Pharynx (throat) Tube that food travels down
Esophagus Tube that moves food down it
Stomach Holds food, kills germs, helps break down food
Small intestine Mixes and propels the food, digests the food, and absorbs the nutrients
Large intestine Turns the chyme into feces and eliminates them
Liver Produces bile which helps digest fats, processes nutrients that come from the intestines, engages in phagocytosis, makes chemicals, detoxifies the blood
Gallbladder Stores bile
Anus Controls the release of feces
Pancreas Secretes pancreatic juice
Created by: q