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MED143 PHARMACOLOGY

MED143 CH 07

QuestionAnswer
MED143 CH 7
Which of the following is most similar in function to the external immune system? a. a security gate that only allows authorized individuals to pass b. a defensive wall around a city that protects against invading enemy armies a defensive wall around a city that protects against invading enemy armies
Which of the following types of antibiotics would most likely be prescribed for a patient with septicemia? a. aminoglycoside b. cephalosporin c. ketolide d. tetracycline aminoglycoside
Infections acquired by hospitalized patients are commonly referred to as ____ infections. a. aseptic b. socially borne c. staphylococcal d. nosocomial nosocomial
When administering medication to a patient in respiratory isolation, which of the following protective devices should you wear? a. a mask and gloves b. a gown, mask, and gloves c. a mask only d. gloves only a mask only
Why are patients in hospital/long-term care in greater danger of infections than home patients? a. Hospitals/care facilities don't have standard hand washing procedures. b. Hosp /care facilities have many at-risk patients. Hospitals and care facilities contain large numbers of at-risk patients.
Why should a pt taking tetracycline be advised to avoid exposure to direct sunlight? a. Tetracycline can cause visual sensitivity by bright light. b. Tetracycline can cause a rash due to photosensitivity. Tetracycline can cause a rash due to photosensitivity.
Which of the following types of antibiotics is primarily bacteriostatic? a. aztreonam b. sulfonamide c. aminoglycoside d. quinolone sulfonamide
When should antiviral drugs be administered in order to achieve peak effectiveness? a. after the patient has been ill for 24 hours b. after the virus is contracted but before symptoms appear c. before the virus is contracted after the virus is contracted but before symptoms appear
When should a healthcare worker follow standard precautions and why? a. coming in contact w/ blood /bodily fluids of any pt because all pt can be potentially infectious b. coming in contact w/ pt known to be infectious due to inherent risks involved coming in contact with blood /bodily fluids of any pt because all pt can be potentially infectious
Which can you assume about an antibiotic that ends in the suffix -static? a. It prevents microorganisms from growing in the body b. It inhibits cellular division of microorganisms. c. It kills microorganisms in the body. It prevents microorganisms from growing in the body
Which part of the hand should you scrub first when preparing to administer medication? the back of the hand the fingers the wrist the front of the hand the fingers
Why should pt on an aminoglycoside regimen be directed to take their meds with a full glass of water? a. to reduce the risk of toxic effects on the kidneys b. to help carry urinary crystals out of the body c. to enhance absorption of the medication to reduce the risk of toxic effects on the kidneys
Why is it preferable to prescribe a narrow-spectrum antibiotic in situations that the disease-producing organism has been identified? Microorganisms can develop drug resistance and the odds of this resistance developing are reduced when narrow-spectrum antibiotics are used.
Which of the following patients should be cared for according to airborne precautions? a a teenager with herpes simplex b. an infant with mumps c. an elderly patient with pertussis d. a 10-year-old with chickenpox a 10-year-old with chickenpox
Which of the following is not a common pathway of infection for fungi? a. inhalation b. epidermal contact c. subdermal implantation d. oral ingestion epidermal contact
After washing your hands prior to medication administration, you should dry your hands with a paper towel, moving from the a. palm outward in both directions. b. fingers to the wrists. c. back of the hand to the front. d. wrists to the fingers. fingers to the wrists.
Which does not describe one of the ways antibiotics kill or inhibit the growth of microorganisms? a. Antibiotics can mix up nucleic acid production. b. Antibiotics can disintegrate the nuclear envelope c. Antibiotics can inhibit protein synthesis. Antibiotics can disintegrate the nuclear envelope
Which of the following is not one of the primary pathways by which healthcare workers are exposed to hepatitis B and HIV? a. accidental needlesticks b. ingestion c. mucous membranes d. nonintact skin ingestion
The provider orders amoxicillin 500 mg orally. Available is 125 mg/5 mL. How many mL of amoxicillin should you administer to your patient? a. 8 mL c. 15 mL b. 20 mL d. 4 mL 20 mL
Which most accurately describes what penicillinases are and what they do? a. penicillinases are substances secreted by pathogens that render penicillin useless. b. penicillinases are normal cells that are killed or damaged by penicillin. penicillinases are substances secreted by pathogens that render penicillin useless.
Which is an example of superinfection? a. an infection of the GI tract caused by the use of a broad-spectrum antibiotic to treat a bladder infection b. an antibiotic that doesn't affect a microorganism because it has developed a resistance to it an infection of the GI tract caused by the use of a broad-spectrum antibiotic to treat a bladder infection
Why should you ask a pt in strict isolation to pour her own water from the pitcher if able? a. to avoid indirect contact with infectious agents b. to avoid direct contact with infectious agents to avoid indirect contact with infectious agents
Any contact with blood and all body fluids, secretions, excretions, nonintact skin, and mucous membranes ______ Precautions Standard
Droplet nuclei smaller than 5 microns; chickenpox, measles, tuberculosis _____ Precautions Airborne
Droplet nuclei larger than 5 microns; pharyngeal diphtheria, rubella, pneumonia, streptococcal pharyngitis, pertussis, mumps _____ Precautions Droplet
Direct patient or environmental contact or infection with drug-resistant organism; major wound infections, herpes simplex, scabies varicella zoster, shigella and other enteric pathogens _____ Precautions Contact
Which of the following types of precautions only calls for a patient to be isolated in a private room in certain situations? a. droplet precautions b. contact precautions c. airborne precautions d. standard precautions standard precautions
Which of the following introduces a microorganism to the body? a. immunization b. fever c. platelet d. bacteria immunization
Antibiotics that kill microorganisms by interfering with cell growth are called: a. bacteriostatic b. pathogenic c. resistant d. non-effective bacteriostatic
Created by: C to the C
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