BIO156 Introductory Biology for Allied Health Exam 3 Part 1

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BIO156 Introductory Biology for Allied Health Exam 3 Part 1Question1 of 45Hormones regulate __________.growthreproductionwater balancemetabolismall of the aboveQuestion2 of 45The function of the sphincter at the downstream end of thestomach is to __________.retain acid chime in the stomach until pepsin digestion is completerelease bile into the duodenum when chime is presentrelease pancreatic secretions into the duodenum when chime is presentrelease bile and pancreatic secretions into the duodenum when chime is presentrelease acid chime into the duodenum in periodic squirtsQuestion3 of 45Which of the following best describes the relationship of insulin to glucagon?They work together to prepare the body to deal with stress.Insulin stimulates the pancreas to secrete glucagon.High levels of insulin inhibit pancreatic secretion of glucagon.They are antagonistic hormones.Insulin is a steroid hormone; glucagon is a protein hormone.Question4 of 45Maintaining the volume and composition of body fluids is the direct responsibility of which ofthe following systems?integumentaryimmunedigestiveurinaryrespiratory

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Question5 of 45In vitro fertilization __________.can be used to select the sex of an embryopermits the screening of embryos for genetic defectscan use eggs that have been frozenall of the abovenone of the aboveQuestion6 of 45Antibodies __________.are shaped like the letter Bare generalists in that any antibody can bind to any antigenconsist of three polypeptide chainsassist in destroying particular antigensAll of the above are trueQuestion7 of 45Which of the following is one of the body'sfirst lines of defense against infection?a group of nonspecific antibodiesseveral nonspecific amino acid toxinsseveral nonspecific obstacles such as skin and mucous membranesincreased production of certain hormones and changes in the blood circulationan increasing in the breathing rateQuestion8 of 45A vasectomy __________.prevents the production of sperm in the testesprevents the production of semenprevents the movement of sperm into the urethraprevents a man from having an erectionis an effective method to prevent the transmission of sexually transmitted diseasesQuestion9 of 45The appendix, bone marrow, thymus, and spleen are all parts of the ______ system.immune

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circulatoryexcretoryrenaldigestiveQuestion10 of 45Which type of tissue forms a communication and coordination system within the body?nervousbloodepithelialconnectivemuscleQuestion11 of 45Why do diseases involving widespread infection usually result in a fever?The rapid multiplication of the invading microorganisms results in extra heat production.The inflammatory and immune responses result in extra heat production.The invading microorganisms trick the brain's temperature control center into raising thetemperature so they can grow better.The brain's temperature control center responds to inflammation by creating a hot environmentunfavorable to microorganisms.Fevers insure that you will stay in bed longer so that your body can recover from the illness.Question12 of 45When the wall of the stomach fails to protect itself from erosion by gastric juice, the result is__________.heartburnreverse peristalsisa duodenal ulcernauseaa gastric ulcerQuestion13 of 45Most of the oxygen in the blood is transported by __________.

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