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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Beta 2 agonist causes_______________?
A Mydriasis
B Contraction of urinary spinctors
C Vasoconstriction
D Bronchial muscle relaxation
Correct Answer: Bronchial muscle relaxation
The metabolic effects of sympathomimetics are mediated by__________________?
A All beta-adrenergic receptors
B Dopaminergic receptors
C Beta 2 receptors
D Opioid receptors
Correct Answer: All beta-adrenergic receptors
Which of the following group of drugs are a neuromuscular blocking agents_______________?
A choline, adrenaline and amphetamine
B Glycinium neostigamine and physostigamine
C Pancuronium, rocuronium
D Pirenzipine, propanolol and propantheline
Correct Answer: Pancuronium, rocuronium
All of the following drugs are non depolarizing neuromuscular blocking agents except_______________?
A D-tubocurarine
B Gallamine triethiodide
C Pancuronium bromide
D Succinylcholine
Correct Answer: Succinylcholine
The intramuscular administration of 0.6 mg of atropine sulphate to a 50 – kg adult may produce all of the following effects except_____________?
A Bradycardia
B Decreased Salivation
C Decreased Sweating
D Mydriasis
Correct Answer: Bradycardia
All of the following statements are true regarding cervicofacial actinomycosis, EXCEPT_____________?
A 110-20% of actinomycosis cases occur in cervicofacial region
B The discharging pus contains visible sulphur granules
C Cultures on blood agar often produce a typical molar tooth morphology
D There is usually history of trauma such as tooth extraction or a blow to the jaw
Correct Answer: 110-20% of actinomycosis cases occur in cervicofacial region
Mural thrombi are thrombi in______________?
A Heart chamber
B Valve cusp
C Vein
D Arteries
Correct Answer: Heart chamber
Heterozygous sickle cell anaemia gives protection against______________?
A G6PD
B Malaria
C Thalassemia
D Dengue fever
Correct Answer: Malaria
The correct nomenclature for Down’s syndrome with translocation of chromosome 14 to chromosome 21 is depicted as______________?
A 47 X &, (+2)
B 47 X Y, -14 t(14;21)
C 46 X Y, -14 t(14;21)
D 47 X Y, t(14;21)
Correct Answer: 47 X Y, t(14;21)
T-Helper cells (TH2) initiates which type of immunity_______________?
A Induces cell mediated immunity
B Induces Humoral immunity
C Induces immunity by activation of cytoxic T-cells
D None of the above
Correct Answer: Induces Humoral immunity
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