Job duty of soft palate -ANSWER to prevent food from entering the nasal cavity
Alimentary Canal -ANSWER mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, anus
Accessory Organs -ANSWER liver, gallbladder, pancreas, salivary glands
Layers of the alimentary canal -...
Bio 254 Final Exam Questions & Answers(RATED A )
Job duty of soft palate -ANSWER to prevent food from entering the nasal cavity
Alimentary Canal -ANSWER mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, anus
Accessory Organs -ANSWER liver, gallbladder, pancreas, salivary glands
Layers of the alimentary canal -ANSWER mucosa, submucosa, muscularis, serosa
Mucosa layer -ANSWER Most digestion and absorption happens in this layer
Muscularis layer -ANSWER Starts at the pharynx and ends at the anus. Stimulated by peristalsis and the parasympathetic nervous system.
Rugae -ANSWER Found only in the stomach
Peyer's Patches -ANSWER Small masses of lymphatic tissue found in the ileum of the small intestine.
Example of mechanical digestion -ANSWER Chewing
Example of chemical digestion -ANSWER Digestion Enzymes
Parietal Cells -ANSWER Make hydrochloric acid, activates Pepsinogen into Pepsin
Chief Cells -ANSWER Make Pepsinogen
Breakdown of Triglycerides -ANSWER Lipase and bile break it down into monoglycerides
Breakdown of Carbohydrates -ANSWER Salivary amalyse breaks it down into polysaccharides
Break down of Protein -ANSWER Pepsin breaks it down into polypeptides (amino acids)
Required in order to enter Kreb's cycle -ANSWER Conversion into Acetyl CoA
Nitrogenous waste -ANSWER Ammonia, urea, uric acid and creatinine Liver Lobule -ANSWER functional unit of the liver
Bicarbonate -ANSWER released from the pancreas when the chyme inside the duodenum is too acidic
Leptin -ANSWER Increases metabolism; inhibits appetite and is produced by fat cells
Gherlin -ANSWER Stimulates appetite
Pernicious Anemia -ANSWER B12 deficiency
Antioxidants -ANSWER Vitamins A&E; combat free radicals; fat soluable
Vitamin A deficiency -ANSWER causes night blindness
Vitamin D deficiency -ANSWER causes Ricketts in children
Vitamin C deficiency -ANSWER causes Scurvy; contributes to weak bones and bad healing properties
Job duties of the liver -ANSWER makes bile, cholesterol, plasma proteins, albumin. Also does detoxification and recycles RBC's
Salivary Glands -ANSWER parotid, submandibular, sublingual
Job duty of secretin -ANSWER slows gastric emptying and stimulates pancreas to release bicarbonate
Job duty of CCK -ANSWER Slows gastric emptying and causes the gallbladder to contract and release bile
Tripsin -ANSWER pancreatic enzyme that breaks down proteins
Lypase -ANSWER pancreatic enzyme that breaks down fats after they have been emulsified by bile
Pancreatic amylase -ANSWER pancreatic enzyme that breaks down carbs
Job duty of Albumin -ANSWER Main protein produced in the liver, maintaining COP (colloid osmotic pressure)
Job duty of Iron -ANSWER helps hemoglobin hold O2
Job duty of Iodine -ANSWER required for T3 and T4
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