An intradermal penicillin sensitivity test has been performed on a patient and found to be negative. This indicates that: A. Penicillin antibodies are not present in his body B. He will not develop any reaction when full dose of penicillin is injected C. He will not develop anaphylactic reaction when full dose of penicillin is injected D. He is unlikely to develop immediate type of hypersensitivity reaction when full dose of penicillin is injected

An intradermal penicillin sensitivity test has been
performed on a patient and found to be negative.
This indicates that:
A. Penicillin antibodies are not present in his
body
B. He will not develop any reaction when full
dose of penicillin is injected
C. He will not develop anaphylactic reaction
when full dose of penicillin is injected
D. He is unlikely to develop immediate type of
hypersensitivity reaction when full dose of
penicillin is injected
by

1 Answer

Answer :

D. He is unlikely to develop immediate type of
hypersensitivity reaction when full dose of
penicillin is injected
by

Related questions

Intradermal test for penicillin sensitivity should be performed by injecting the following quantity of sodium benzyl penicillin: A. 10 U B. 100 U C. 1000 U D. 5000 U

Description : Intradermal test for penicillin sensitivity should be performed by injecting the following quantity of sodium benzyl penicillin: A. 10 U B. 100 U C. 1000 U D. 5000 U

Last Answer : A. 10 U

Intradermal drug sensitivity tests can detect the presence of following type of hypersensitivity: A. Type I (anaphylactic) B. Type II (cytolytic) C. Type III (retarded) D. All of the above

Description : Intradermal drug sensitivity tests can detect the presence of following type of hypersensitivity: A. Type I (anaphylactic) B. Type II (cytolytic) C. Type III (retarded) D. All of the above

Last Answer : A. Type I (anaphylactic)

Intradermal drug sensitivity tests can detect the presence of following type of hypersensitivity: A. Type I (anaphylactic) B. Type II (cytolytic) C. Type III (retarded) D. All of the above

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Last Answer : A. Type I (anaphylactic)

If a patient gives history of urticaria, itching and swelling of lips following injection of penicillin G, then: A. He will develop similar reaction whenever penicillin is injected B. He can be given ampicillin safely C. He can be given oral phenoxymethyl penicillin safely D. All natural and semisynthetic penicillins are contraindicated for him

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Last Answer : D. All natural and semisynthetic penicillins are contraindicated for him

If a patient gives history of urticaria, itching and swelling of lips following injection of penicillin G, then (a) He will develop similar reaction whenever penicillin is injected (b) He can be given ampicillin safely (c) He can be given oral phenoxymethyl penicillin safely (d) All natural and semisynthetic penicillins are contraindicated for him

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When assisting the patient to interpret a negative HIV test result, the nurse informs the patient that the results mean a) his body has not produced antibodies to the AIDS virus. A negative test result indicates that antibodies to the AIDS virus are not present in the blood at the time the blood sample for the test is drawn.

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Last Answer : a) his body has not produced antibodies to the AIDS virus. A negative test result indicates that antibodies to the AIDS virus are not present in the blood at the time the blood sample for the test is drawn.

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The most important reason for highly restricted use of penicillin G injections in present day therapeutics is its: A. Narrow spectrum of activity B. Potential to cause hypersensitivity reaction C. Short duration of action D. Neurotoxicity

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Last Answer : B. Potential to cause hypersensitivity reaction

The following allergic drug reaction is caused by circulating antibodies: A. Serum sickness B. Anaphylactic shock C. Systemic lupus erythematosus D. Angioedema

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A patient needs antibiotic treatment for native valve, culture-positive infective enterococcal endocarditis. His medical history includes a severe anaphylactic reaction to penicillin G during the past year. The best approach would be treatment with (a) Amoxicillin/clavulanate (b) Aztreonam (c) Cefazolin plus genatamicin (d) Meropenem (e) Vancomycin

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The nurse anticipates that the immunosuppressed patient is at greatest risk for which type of shock? a) Septic Septic shock is associated with immunosuppression, extremes of age, malnourishment, chronic illness, and invasive procedures. b) Neurogenic Neurogenic shock is associated with spinal cord injury and anesthesia. c) Cardiogenic Cardiogenic shock is associated with disease of the heart. d) Anaphylactic Anaphylactic shock is associated with hypersensitivity reactions.

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The following statement about histamine is not correct: A. It is the sole mediator of immediate hypersensitivity reaction B. It plays no role in delayed hypersensitivity reaction C. It serves as a neurotransmitter in the brain D. All types of histamine receptors are G protein coupled receptors

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The following statement about histamine is not correct: A. It is the sole mediator of immediate hypersensitivity reaction B. It plays no role in delayed hypersensitivity reaction C. It serves as a neurotransmitter in the brain D. All types of histamine receptors are G protein coupled receptors

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The nurse teaches the patient with allergies about anaphylaxis including which of the following statements? a) The most common cause of anaphylaxis is penicillin. The most common cause of anaphylaxis, accounting for about 75% of fatal anaphylactic reactions in the U.S., is penicillin.

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Benzathine penicillin injected once every 4 weeks for 5 years or more is the drug of choice for: A. Agranulocytosis patients B. Prophylaxis of bacterial endocarditis in patients with valvular defects C. Prophylaxis of rheumatic fever D. Treatment of anthrax

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When interpreting the results of a Mantoux test, the nurse explains to the patient that a reaction occurs when the intradermal injection site shows a) redness and induration. The site is inspected for redness and palpated for hardening. b) drainage. Drainage at the site does not indicate a reaction to the tubercle bacillus. c) tissue sloughing. Sloughing of tissue at the site of injection does not indicate a reaction to the tubercle bacillus. d) bruising. Bruising of tissue at the site may occur from the injection, but does not indicate a reaction to the tubercle bacillus.

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While undergoing a surgical procedure a patient develops hypotension. Which drug can be injected intramuscularly to raise his BP: A. Noradrenaline B. Isoprenaline C. Mephentermine D. Isoxsuprine

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While undergoing a surgical procedure a patient develops hypotension. Which drug can be injected intramuscularly to raise his BP: A. Noradrenaline B. Isoprenaline C. Mephentermine D. Isoxsuprine

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The most important reason for highly restricted use of penicillin G injections in present day therapeutics is its (a) Narrow spectrum of activity (b) Potential to cause hypersensitivity reaction (c) Short duration of action (d) Neurotoxicity

Description : The most important reason for highly restricted use of penicillin G injections in present day therapeutics is its (a) Narrow spectrum of activity (b) Potential to cause hypersensitivity reaction (c) Short duration of action (d) Neurotoxicity

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The following allergic drug reaction is caused by circulating antibodies: A. Serum sickness B. Anaphylactic shock C. Systemic lupus erythematosus D. Angioedema

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Bacteriostatic drugs are unlikely to effect cure of bacterial infection in the following category of patients except: A. Diabetic patients B. Patients with allergic disorders C. Patients on corticosteroid therapy D. Subacute bacterial endocarditis patient

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The segmental level of spinal anaesthesia depends on: A. Volume of the local anaesthetic injected B. Specific gravity of the local anaesthetic solution C. Posture of the patient D. All of the above factors

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Which of the following statements concerning perioperative nutrition is true concerning the above-described patient? a. Since the patient’s weight had been stable with no preoperative nutritional deficit, 5% dextrose intravenous solutions are adequate for the initial postoperative source of nutrition b. Preoperative immunologic status should be determined including total peripheral lymphocyte count and delayed hypersensitivity reaction to determine skin-test response to common antigens c. Routine postoperative fluid administration with intravenous 5% glucose solutions can provide the calories to meet basal energy requirements d. A jejunal feeding catheter should be placed at the time of surgery for postoperative enteral feeding

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The following is true of vancomycin except: A. It is a bactericidal antibiotic active primarily against gram positive bacteria B. It acts by inhibiting bacterial protein synthesis C. It is an alternative to penicillin for enterococcal endocarditis D. It can cause deafness as a dose related toxicity

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Which type of hypersensitivity reaction involves immune complexes formed when antigens bind to antibodies? a) Type III Type III hypersensitivity is associated with systemic lupus erythematosus, rheumatoid arthritis, serum sickness, certain types of nephritis, and some types of bacterial endocarditis.

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If a necrotizing soft tissue infection is considered, therapy mandates: a. Empiric administration of antibiotics active against gram-positive, gram-negative, and anaerobic bacteria b. Due to usually resistant species, penicillin is not indicated c. Immediate operative intervention and aggressive resection of all involved tissues is mandatory d. The use of hyperbaric oxygen has been demonstrated to be clearly advantageous

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The primary route of administration of insulin is: A. Intradermal B. Subcutaneous C. Intramuscular D. Intravenous

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Semisynthetic penicillins developed so far have overcome the following drawbacks of benzylpenicillin except: A. Lack of efficacy against gram negative bacilli B. Susceptibility to bacterial penicillinase C. Inactivation by gastric acid D. Potential to cause hypersensitivity reactions

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Immediate Allergy is what type of hypersensitivity reaction a) Type I Hypersensitivity b) Type II Hypersensitivity c) Type III Hypersensitivity d) Type IV Hypersensitivity e) Type V Hypersensitivity

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Last Answer : Ans: A

The following antihypertensive drug has been found to suppress certain manifestations of morphine withdrawal syndrome and to block postoperative pain when injected intrathecally: A. Prazosin B. Clonidine C. Reserpine D. Ketanserin

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A patient of vivax malaria was treated with the standard dose of chloroquine. After 6 weeks he reported back with a relapse. Which drug will you use to treat the relapse episode: A. Chloroquine B. Primaquine C. Pyrimethamine + sulfadoxine D. Mefloquin

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A patient of liver cirrhosis with ascitis was treated with hydrochlorothiazide 50 mg twice daily. He responded initially, but over a couple of months the diuretic action gradually diminished and ascitis again appeared. Select the measure to reinduce diuresis: A. Increase hydrochlorothiazide dose to 100 mg twice daily B. Add acetazolamide 250 mg twice daily C. Add spironolactone 50 mg thrice daily D. Substitute hydrochlorothiazide by spironolactone 50 mg 6 hourly

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Acute exacerbations of asthma can be triggered by all of the following except (a) Bacterial or viral pneumonia (b) Hypersensitivity reaction to penicillin (c) Discontinuation of asthma medication (d) Hot, dry weather (e) Stressful emotional events

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Which of the following interventions is the single most important aspect for the patient at risk for anaphylaxis? a) Prevention People who have experienced food, medication, idiopathic, or exerciseinduced anaphylactic reactions should always carry an emergency kit containing epinephrine for injection to prevent the onset of the reaction upon exposure.

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60-year-old patient with creatinine clearance 50 ml/min has to be treated with gentamicin. His daily dose of gentamicin should be reduced to the following percentage of the usual adult dose: A. 70% B. 50% C. 40% D. 30%

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A 60-year-old patient with creatinine clearance 50 ml/min has to be treated with gentamicin. His daily dose of gentamicin should be reduced to the following percentage of the usual adult dose: A. 70% B. 50% C. 40% D. 30%

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Last Answer : B. 50%

A patient being treated with 20 mg prednisolone daily has to be shifted on to dexamethasone. What should be his daily dose of dexamethasone: A. 0.75 mg B. 3 mg C. 10 mg D. 40 mg

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Passive artificial immunity occurs in the body when a/an _____ is injected into the body or when a developing fetus receives antibodies across the placenta. a. antibody-rich serum b. antigens c. haptens d. adjuvant

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An Afro-Carribean male aged 48 years presents with gradual onset of exertional dyspnoea, non productive cough, malaise, weight loss and polyarthralgia. Schirmers test indicates a dry eye. X-ray of the hand shows punched out osteopenic lesions. Which of the following investigation is unlikely to be helpful in establishing the diagnosis of this condition: 1) Serum calcium 2) Serum phosphorus 3) Urea and electrolytes 4) Thallium Scan 5) Quantitative Immunoglobulins.

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Moles with the potential to develop into malignant melanoma are A. intradermal nevi B. dysplastic nevi C. giant nevi D. verrucae

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Histamine is involved as a mediator in the following pathological condition: A. Delayed hypersensitivity reaction B. Inflammation C. Carcinoid syndrome D. Variant angina

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An immunologically mediated reaction to a drug producing stereotyped symptoms unrelated to its pharmacodynamic actions is: A. Hypersensitivity B. Supersensitivity C. Intolerance D. Idiosyncrasy

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Histamine is involved as a mediator in the following pathological condition: A. Delayed hypersensitivity reaction B. Inflammation C. Carcinoid syndrome D. Variant angina

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Choose the semisynthetic penicillin which has an extended spectrum of activity against many gram negative bacilli, is acid resistant but not penicillinase resistant: A. Cloxacillin B. Amoxicillin C. Phenoxymethyl penicillin D. Piperacillin

Description : Choose the semisynthetic penicillin which has an extended spectrum of activity against many gram negative bacilli, is acid resistant but not penicillinase resistant: A. Cloxacillin B. Amoxicillin C. Phenoxymethyl penicillin D. Piperacillin

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Gram negative organisms are largely insensitive to benzyl penicillin because: A. They produce large quantities of penicillinase B. They do not utilise D-alanine whose incorporation in the cell wall is inhibited by benzylpenicillin C. Benzyl penicillin is not able to penetrate deeper into the lipoprotein-peptidoglycan multilayer cell wall of gram negative bacteria D. Both ‘A’ and ‘B’ are correct

Description : Gram negative organisms are largely insensitive to benzyl penicillin because: A. They produce large quantities of penicillinase B. They do not utilise D-alanine whose incorporation in the cell wall is inhibited ... multilayer cell wall of gram negative bacteria D. Both A' and B' are correct

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