ORGAN SYSTEMS TEST REVIEW2 with answers

ORGAN SYSTEMS TEST REVIEW2 with answers - The involuntary...

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The involuntary muscles that cause wavelike contractions pushing food along our intestine are a. smooth muscles * b. striated muscles c. skeletal muscles d. cardiac muscles
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In mammals, the diaphragm separates the abdominal cavity from the a. oral cavity b. thoracic cavity * c. gastrovascular cavity d. pharynx
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The stomach releases its acid contents to the small intestine. In the small intestine this acidity is neutralized by a. Bicarbonate * b. sodium hydroxide c. ammonia d. hydrochloric acid e. potassium hydroxide
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Individuals whose diet consists primarily of corn would likely become a. anorexic b. overnourished c. undernourished d. obese e. Malnourished *
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What are essential amino acids? a. those that are absent in fruits and vegetables b. those amino acids that are generally more abundant in vegetables than in meat c. the only amino acids found in human proteins d. molecules that are not synthesized by most animals * e. one class of vitamins that is indispensable for neurological development
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This enzyme is released by the duodenum in response to the acidic pH of chyme. a. pepsin b. Secretin * c. gastrin d. enterogastrone e. cholecystokinin
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A digestive juice with a pH of 2 probably came from the a. mouth b. Stomach * c. pancreas d. small intestine e. esophagus
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Which of the following enzymes has the lowest pH optimum? a. pancreatic lipase b. trypsin c. pancreatic amylase d. Pepsin * e. salivary amylase
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All of the following are adaptations to an herbivorous diet except a. a rumen b. amylase c. broad, flat teeth d. bile salts * e. ingestion of feces
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Our oral cavity, with its dentition, is most functionally analogous to an earthworm’s a. anus b. intestine c. pharynx d. Gizzard * e. stomach
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The symbiotic microbes that help nourish a ruminant live mainly in specialized regions of the a. liver b. small intestine c. large intestine * d. stomach e. pharynx
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What is the substrate of salivary amylase? a. glucose b. Starch * c. protein d. maltose e. sucrose
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The source of trypsinogen and chymotrypsinogen is the a. Pancreas * b. appendix c. mouth d. liver e. gallbladder
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When digested, carbohydrates are broken down into a. Monosaccharides * b. nucleotides c. glycerols d. amino acids e. fatty acids
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What is the primary effect that an oil spill would probably have on frogs? a. They will die because the toxins will build up in their blood. b. They will die because they will not be able to respire across their skin. * c. They will survive because they have a natural selection that will repel the oil. d.
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ORGAN SYSTEMS TEST REVIEW2 with answers - The involuntary...

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