BIOS
BIOS 256 MIDTERM EXAM QUESTIONS WITH
CORRECT VERIFIED SOLUTIONS 100%
GUARANTEED PASS (LATEST UPDATE)
Proteins in digestive system - ANS ✓polypeptides and amino acids
Villi - ANS ✓not found in small large intestine
Gastrolienal reflex - ANS ✓relaxation of ileocecal valve, forces chime into
cecum, intensifies peristalsis in ileum
Chyme - ANS ✓the pulpy acidic fluid that passes from the stomach to the small
intestine, consisting of gastric juices and partly digested food.
Hepatic portal system - ANS ✓carries venous blood into the liver
Pancreas - ANS ✓99% exocrine (pancreatic juice, mucus), 1% endocrine
(secrete hormones: glucagon, insulin, somatostatin).
Ingestion - ANS ✓taking food into the mouth
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Intrinsic factor - ANS ✓for absorption of vitamin b12 in ileum (b12 is
responsible for RBC production)
Incisors - ANS ✓clipping and cutting food
Fats - ANS ✓fatty acids and glycerol
Lacteals - ANS ✓lymphatic vessels of small intestine that absorb fats
Internal anal sphincter - ANS ✓inhibit the release of urine
Pyloric sphincter - ANS ✓at junction of stomach and duodenum
Splanchnic - ANS ✓include the stomach, small intestine, large intestine,
pancreas, spleen, liver, and may also include the kidney.
Peristalsis - ANS ✓coordinated contractions and relaxation, propulsive
contractions, occurs 3-4 times a day or immediately after a meal, can lead to
defecation.
Gastrocolic reflex - ANS ✓intensifies strong paristaltic waves at middle of
transverse colon
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Canine teeth - ANS ✓tearing/slashing food
Bicuspids/premolars - ANS ✓crush, mash and grind food
Tricuspids/molars - ANS ✓crush, mash, or grind.
Gastrin - ANS ✓promotes secretion of gastric juice, increases gastric motility,
promotes growth of gastric mucosa, located in stomach
Secretin - ANS ✓chyme that enters small intestine stimulates secretion of
secretin by S cells in mucosa cells of small intestine, pancreatic juice and bile that
are rich in HCO
Cholecystokinin - ANS ✓stimulates secretion of pancreatic juice rich in
digestive enzymes causes ejection of bile from gallbladder and opening of
sphincter
Maltase - ANS ✓small intestine, maltose, glucose
Sucrase - ANS ✓small intestine, sucrose, glucose and fructose
Lactase - ANS ✓small intestine, lactose, glucose and galactose
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