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lab1 set2

digestion, nutrition, heart and lungs, DNA

TermDefinition
mouth mechanical and chemical digestion
bolus swallowable ball of food
pharynx where food and air holes meet
esophagus tube that moves food into stomach
peristalsis squeezing motions that move food towards stomach
stomach where most chemical digestion happens
chyme bolus mixed with digestive juices
small intestine where most nutrient absorption happens
large intestine where most water absorption happens
rectum waste storage
anus waste elimination
liver produces bile
gallbladder stores extra bile
pancreas sends buffers into small intestine so it doesn't get burned
salivary glands adds enzymes to start chem digestion in mouth
carbs and protein 4 cals per gram
lipids 9 cals per gram
vitamins are: water soluble or fat soluble
over 100 grams major minerals
under 100 grams trace minerals
epiglottis closes air hole while eating
larynx voice box
lungs filled with alveolar sacs
alveolar sacs bundles of alveoli
diaphragm flexes to cause exhalation and relaxes to cause inhalation
arteries carry blood away from heart
veins carry blood towards heart
atria upper chambers of heart
ventricles lower chambers of heart
tricuspid valve R side of heart
bicuspid valve L side of heart
pulmonary loop Circulates deoxygenated blood towards lungs and reoxygenated blood back to heart
systemic loop Circulates oxygenated blood around body and brings deoxygenated blood back to heart
tidal volume normal breath
vital capacity max amount of air in lungs
residual volume can't be exhaled completely or u risk lung collapse
nucleotide phosphate group, sugar, nitrogenous bases (ATCG)
RNA single strand, uracil
DNA double stranded, thymine
Created by: user-1862257
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