MDS PREP
Which of the following Antimicrobials has Antipseudomonal action:
1) Cefopodoxime proxetil
2) Ceforanide
3) Cefotetan
4) Cefoperazone
Pharmacology Answer: 4
Cephalosporins with antipseudomonal action:
Cefoperazone Ceftazidime
The main excitatory neuro transmitter in CNS is
1) Glycine
2) Acetyl choline
3) Aspartate
4) Glutamate
Pharmacology Answer: 2
The chemical compound acetylcholine (ACh) is a neurotransmitter in both the peripheral nervous system (PNS)and central nervous system (CNS) in many organisms including humans. Acetylcholine is one of many neurotransmitters in the autonomic nervous system (ANS) and the only neurotransmiter used in the somatic nervous system.
Protamine sulphate reverses the effect of
1) Meperidine
2) Atropine
3) Hepartn
4) Strychnine.
Pharmacology Answer: 3
Heparin-associated thrombocytopenia may be associated with irreversible aggregation of platelets and treating venous thromboembolism. The incidence of thrombocytopenia after administration of LMWH is lower than with standard heparin. Adverse drug reactions like those caused by standard heparin have been seen during therapy with LMWH, and overdose is treated with protamine.
Drug class causing free water clearance:
a) Diuretic
b) Saluretic
c) Uricosuric
d) Aquaretic
Pharmacology Answer: 4
Vasopressin antagonists like tolvaptan are aquaretics
Metronidazole is a treatment of choice for :
1) Salmonellosis
2) Ulcerative colitis
3) hookworm parasitic infection
4) Pseudomembranous colitis
Pharmacology Answer: 4
metronidazole 250 mg po qid for 7 to 10 days is the treatment of choice.
Oral vancomycin 125 mg qid is reserved for the most severe or resistant cases
The antimicrobials most widely regarded as optimal for the treatment of salmonellosis in adults is the group of fluoroquinolones.
Penicillinase may inactivate penicillin by splitting the
1. beta-lactum ring
2. benzene ring
3. amide bond
4. thiazolidine ring
Pharmacology
Answer: 1
Penicillinase may inactivate penicillin by splitting the beta-lactum ring
The µ(Mu) opoid receptor is responsible for the following effects except
1. Miosis
2. Bradycardia
3. Hypothermia
4. Bronchodilation