What is the primary function of the gastrointestinal (GI) tract? Regulate body temperature Filter waste products from the blood Transfer nutrients, water, and electrolytes from ingested food to the body's internal environment Produce hormones for metabolism

Transfer nutrients, water, and electrolytes from ingested food to the body's internal environment

What are the four main functions of the digestive system? Filtration, excretion, secretion, absorption Digestion, respiration, circulation, excretion Motility, secretion, digestion, absorption Secretion, filtration, respiration, digestion

Motility, secretion, digestion, absorption

Which organs are part of the digestive tract? Mouth, pharynx, esophagus, small intestine, large intestine, anus Brain, spinal cord, nerves Bones, muscles, joints Heart, lungs, liver, kidneys

Mouth, pharynx, esophagus, small intestine, large intestine, anus

What are the accessory digestive organs? Heart, lungs, liver Kidneys, bladder, ureters Salivary glands, exocrine pancreas, biliary system Brain, spinal cord, nerves

Salivary glands, exocrine pancreas, biliary system

What is the function of accessory digestive organs? Secrete things into the digestive system Store nutrients Filter blood Produce hormones

Secrete things into the digestive system

mechanical and chemical breakdown of food; absorbtion of nutrients mouth the digestive system consists of palatine tonsils function of the digestive system

function of the digestive system

alimentary canal and accessory organs amyalse pepsin the digestive system consists of function of the digestive system

the digestive system consists of

mucosa, submucosa, muscular , serosa pepsin alimentary canal characteristics serosa chyme

alimentary canal characteristics

increase surface area for absorption celiac disease cause short and blunt villi which decreases absorption muscular mouth propose of villi in small intestine amyalse

propose of villi in small intestine

What is a nucleotide? A lipid molecule A carbohydrate A type of protein Monomer of nucleotides and is a smaller unit

Monomer of nucleotides and is a smaller unit

What are the four nitrogenous bases found in DNA? Thymine, Uracil, Cytosine, Guanine Adenine, Uracil, Cytosine, Guanine Adenine, Thymine, Cytosine, Guanine Adenine, Thymine, Uracil, Guanine

Adenine, Thymine, Cytosine, Guanine

What are Chargoff's rules regarding the composition of DNA? The amount of A = G and T = C; A + G equals T + C The amount of A = T and G = C; A + T does not equal G + C The amount of A = T and G = C; A + G equals T + C The amount of A = C and G = T; A + C equals G + T

The amount of A = T and G = C; A + T does not equal G + C

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