he following anthelmintic acts as a cholinergic agonist in the nematodes and causes spastic paralysis of the worms: A. Piperazine B. Pyrantel pamoate C. Mebendazole D. Thiabendazole

he following anthelmintic acts as a cholinergic
agonist in the nematodes and causes spastic
paralysis of the worms:
A. Piperazine
B. Pyrantel pamoate
C. Mebendazole
D. Thiabendazole
by

1 Answer

Answer :

B. Pyrantel pamoate
by

Related questions

The following anthelmintic has been found to be safe during pregnancy: A. Thiabendazole B. Piperazine C. Albendazole D. Pyrantel pamoate

Description : The following anthelmintic has been found to be safe during pregnancy: A. Thiabendazole B. Piperazine C. Albendazole D. Pyrantel pamoate

Last Answer : B. Piperazine

A child has been brought with intestinal obstruction due to clumping of roundworms. Select the anthelmintic which administered by intragastric tube can relax the ascarids and relieve the obstruction: A. Levamisole B. Mebendazole C. Pyrantel pamoate D. Piperazine

Description : A child has been brought with intestinal obstruction due to clumping of roundworms. Select the anthelmintic which administered by intragastric tube can relax the ascarids and relieve the obstruction: A. Levamisole B. Mebendazole C. Pyrantel pamoate D. Piperazine

Last Answer : D. Piperazine

Piperazine antagonises the anthelmintic action of the following drug: A. Pyrantel pamoate B. Mebendazole C. Albendazole D. Niclosamide

Description : Piperazine antagonises the anthelmintic action of the following drug: A. Pyrantel pamoate B. Mebendazole C. Albendazole D. Niclosamide

Last Answer : A. Pyrantel pamoate

Which anthelmintic drug acts through a specific glutamate gated Cl– ion channel found only in nematodes: A. Ivermectin B. Niclosamide C. Pyrantel pamoate D. Praziquantel

Description : Which anthelmintic drug acts through a specific glutamate gated Cl– ion channel found only in nematodes: A. Ivermectin B. Niclosamide C. Pyrantel pamoate D. Praziquantel

Last Answer : A. Ivermectin

A saline purgative is recommended following: A. Niclosamide for tapeworm infestation B. Mebendazole for roundworm infestation C. Pyrantel pamoate for hookworm infestation D. Albendazole for whipworm infestation (Trichuriasis

Description : A saline purgative is recommended following: A. Niclosamide for tapeworm infestation B. Mebendazole for roundworm infestation C. Pyrantel pamoate for hookworm infestation D. Albendazole for whipworm infestation (Trichuriasis

Last Answer : A. Niclosamide for tapeworm infestation

The most probable mechanism of action of mebendazole is: A. Depolarization of membrane and spastic paralysis of the worm B. Hyperpolarization of membrane and flaccid paralysis of the worm C. Loss of intracellular microtubules and inhibition of glucose uptake in the worm D. Tegument damage and leakage of contents of the worm

Description : The most probable mechanism of action of mebendazole is: A. Depolarization of membrane and spastic paralysis of the worm B. Hyperpolarization of membrane and flaccid paralysis of the worm C. Loss of ... inhibition of glucose uptake in the worm D. Tegument damage and leakage of contents of the worm

Last Answer : C. Loss of intracellular microtubules and inhibition of glucose uptake in the worm

Anthelmintic action of piperazine is due to: A. Interference with ATP generation in the worm B. Blockade of glucose uptake by the worm C. Hyperpolarization of nematode muscle by GABA agonistic action D. Depolarization of nematode muscle by activating nicotinic receptors

Description : Anthelmintic action of piperazine is due to: A. Interference with ATP generation in the worm B. Blockade of glucose uptake by the worm C. Hyperpolarization of nematode muscle by GABA agonistic action D. Depolarization of nematode muscle by activating nicotinic receptors

Last Answer : C. Hyperpolarization of nematode muscle by GABA agonistic action

Thiabendazole is rarely used now because: A. It frequently produces incapacitating side effects B. It produces lower cure rates in intestinal helminthiasis than mebendazole or albendazole C. It needs pretreatment fasting and post treatment purgative D. It is not active against roundworm and hookworm

Description : Thiabendazole is rarely used now because: A. It frequently produces incapacitating side effects B. It produces lower cure rates in intestinal helminthiasis than mebendazole or albendazole C. It ... fasting and post treatment purgative D. It is not active against roundworm and hookworm

Last Answer : A. It frequently produces incapacitating side effects

Select the condition for which 3 days treatment with pyrantel pamoate is recommended in place of single dose therapy for others: A. Ascariasis B. Ancylostomiasis C. Necatoriasis D. Enterobiasis

Description : Select the condition for which 3 days treatment with pyrantel pamoate is recommended in place of single dose therapy for others: A. Ascariasis B. Ancylostomiasis C. Necatoriasis D. Enterobiasis

Last Answer : C. Necatoriasis

As an anthelmintic mebendazole has the following advantages except: A. It is active against most intestinal helminths B. It is very well tolerated C. Single dose cures roundworm and hookworm infestation D. It does not require predrug fasting or postdrug purging

Description : As an anthelmintic mebendazole has the following advantages except: A. It is active against most intestinal helminths B. It is very well tolerated C. Single dose cures roundworm and hookworm infestation D. It does not require predrug fasting or postdrug purging

Last Answer : C. Single dose cures roundworm and hookworm infestatio

Succinylcholine produces spastic paralysis in: A. Rabbits B. Frogs C. Birds D. Patients with atypical pseudocholinesterase

Description : Succinylcholine produces spastic paralysis in: A. Rabbits B. Frogs C. Birds D. Patients with atypical pseudocholinesterase

Last Answer : C. Birds

Gabapentin acts: A. As GABAA agonist B. As precursor of GABA C. By enhancing GABA release D. By GABA independent mechanism

Description : Gabapentin acts: A. As GABAA agonist B. As precursor of GABA C. By enhancing GABA release D. By GABA independent mechanism

Last Answer : C. By enhancing GABA release

Choose the correct statement about lamotrigine: A. It is a dopaminergic agonist used in parkinsonism B. It acts by blocking NMDA-type of glutamate receptors C. It is a broad spectrum antiepileptic drug D. It suppresses tonic-clonic seizures, but worsens absence seizures

Description : Choose the correct statement about lamotrigine: A. It is a dopaminergic agonist used in parkinsonism B. It acts by blocking NMDA-type of glutamate receptors C. It is a broad spectrum antiepileptic drug D. It suppresses tonic-clonic seizures, but worsens absence seizures

Last Answer : C. It is a broad spectrum antiepileptic drug

The following is a skeletal muscle relaxant that acts as a central α2 adrenergic agonist: A. Tizanidine B. Brimonidine C. Chlormezanone D. Quinine

Description : The following is a skeletal muscle relaxant that acts as a central α2 adrenergic agonist: A. Tizanidine B. Brimonidine C. Chlormezanone D. Quinine

Last Answer : A. Tizanidine

The following is true of raloxifene except: A. It acts as an estrogen agonist in bone B. It exerts estrogen antagonistic action on endometrium C. It increases risk of developing breast cancer D. It can induce/aggravate menopausal hot flushes

Description : The following is true of raloxifene except: A. It acts as an estrogen agonist in bone B. It exerts estrogen antagonistic action on endometrium C. It increases risk of developing breast cancer D. It can induce/aggravate menopausal hot flushes

Last Answer : C. It has additional androgenic acitivity

Choose the correct statement(s) about pioglitazone: A. It acts as an agonist on nuclear paroxisome proliferator receptor γ B. It enhances transcription of insulin responsive genes C. It lowers blood sugar in type 2 diabetes mellitus without causing hyperinsulinemia D. All of the above

Description : Choose the correct statement(s) about pioglitazone: A. It acts as an agonist on nuclear paroxisome proliferator receptor γ B. It enhances transcription of insulin responsive genes C. It lowers blood sugar in type 2 diabetes mellitus without causing hyperinsulinemia D. All of the above

Last Answer : D. All of the above

The following helminthic disease can be treated by albendazole but not by mebendazole: A. Hookworm infestation B. Threadworm infestation C. Trichuriasis D. Neurocysticercosis

Description : The following helminthic disease can be treated by albendazole but not by mebendazole: A. Hookworm infestation B. Threadworm infestation C. Trichuriasis D. Neurocysticercosis

Last Answer : D. Neurocysticercosis

Albendazole is less effective than mebendazole in the following helminthic infestation: A. Hydatid disease B. Trichuriasis C. Strongyloidosis D. Ascariasis

Description : Albendazole is less effective than mebendazole in the following helminthic infestation: A. Hydatid disease B. Trichuriasis C. Strongyloidosis D. Ascariasis

Last Answer : B. Trichuriasis

Indicate the drug that is not effective in amoebiasis A. Ornidazole B. Mebendazole C. Satranidazole D. Secnidazole

Description : Indicate the drug that is not effective in amoebiasis A. Ornidazole B. Mebendazole C. Satranidazole D. Secnidazole

Last Answer : B. Mebendazole

The most suitable laxative for a patient of irritable bowel disease with spastic constipation is: A. Dietary fibre B. Liquid paraffin C. Bisacodyl D. Senna

Description : The most suitable laxative for a patient of irritable bowel disease with spastic constipation is: A. Dietary fibre B. Liquid paraffin C. Bisacodyl D. Senna

Last Answer : A. Dietary fibre

Stimulant purgatives are contraindicated in the following: A. Bed ridden patients B. Before abdominal radiography C. Spastic constipation D. Atonic constipation

Description : Stimulant purgatives are contraindicated in the following: A. Bed ridden patients B. Before abdominal radiography C. Spastic constipation D. Atonic constipation

Last Answer : C. Spastic constipation

Patients treated with the following drug should be cautioned not to consume alcoholic beverages: A. Mebendazole B. Metronidazole C. Methimazole D. Metamizol

Description : Patients treated with the following drug should be cautioned not to consume alcoholic beverages: A. Mebendazole B. Metronidazole C. Methimazole D. Metamizol

Last Answer : B. Metronidazole

A drug which is generally administered in standard doses without the need for dose individualization is: A. Insulin B. Mebendazole C. Prednisolone D. Digoxin

Description : A drug which is generally administered in standard doses without the need for dose individualization is: A. Insulin B. Mebendazole C. Prednisolone D. Digoxin

Last Answer : B. Mebendazole

Choose the correct statement about drotaverine: A. It is a smooth muscle antispasmodic acting by non-anticholinergic mechanisms B. It is a papaverine congener used in peripheral vascular diseases C. It is a synthetic atropine substitute used to control diarrhoea D. It is a M1/M3 selective antagonist used for spastic constipation

Description : Choose the correct statement about drotaverine: A. It is a smooth muscle antispasmodic acting by non-anticholinergic mechanisms B. It is a papaverine congener used in peripheral vascular diseases C. It ... used to control diarrhoea D. It is a M1/M3 selective antagonist used for spastic constipation

Last Answer : A. It is a smooth muscle antispasmodic acting by non-anticholinergic mechanisms

he following is true of desmopressin except: A. It is nonselective V1 and V2 receptor agonist B. It is more potent and longer acting than arginine vasopressin (AVP) C. It is preferred over AVP for treatment of diabetes insipidus D. It can be administered orally

Description : Che following is true of desmopressin except: A. It is nonselective V1 and V2 receptor agonist B. It is more potent and longer acting than arginine vasopressin (AVP) C. It is preferred over AVP for treatment of diabetes insipidus D. It can be administered orally

Last Answer : A. It is nonselective V1 and V2 receptor agonist

Choose the drug which blocks basal as well as stimulated gastric acid secretion without affecting cholinergic, histaminergic or gastrin receptors: A. Famotidine B. Loxatidine C. Omeprazole D. Pirenzepine

Description : Choose the drug which blocks basal as well as stimulated gastric acid secretion without affecting cholinergic, histaminergic or gastrin receptors: A. Famotidine B. Loxatidine C. Omeprazole D. Pirenzepine

Last Answer : C. Omeprazole

Histamine H2 blockers attenuate the gastric secretory response to acetylcholine and pentagastrin as well because: A. H2 blockers block gastric mucosal cholinergic and gastrin receptors as well B. H2 blockers inhibit the proton pump in gastric mucosa C. Acetylcholine and gastrin act partly by releasing histamine in gastric mucosa D. Histamine, acetylcholine and gastrin all act through the phospholipase C-IP3:DAG pathway in gastric mucosa

Description : Histamine H2 blockers attenuate the gastric secretory response to acetylcholine and pentagastrin as well because: A. H2 blockers block gastric mucosal cholinergic and gastrin receptors as well B. H2 ... acetylcholine and gastrin all act through the phospholipase C-IP3:DAG pathway in gastric mucosa

Last Answer : C. Acetylcholine and gastrin act partly by releasing histamine in gastric mucosa

Choose the correct statement(s) about dofetilide: A. It is a pure class III antiarrhythmic B. It has no adrenergic/cholinergic receptor blocking property C. It selectively depresses the rapid component of delayed rectifier K+ current in myocardial fibres D. All of the above

Description : Choose the correct statement(s) about dofetilide: A. It is a pure class III antiarrhythmic B. It has no adrenergic/cholinergic receptor blocking property C. It selectively depresses the rapid component of delayed rectifier K+ current in myocardial fibres D. All of the above

Last Answer : D. All of the above

The following is true of rivastigmine except: A. It is a relatively selective inhibitor of G1 isoform of acetylcholinesterase B. It has been found to retard disease progression in Alzheimer's disease C. It affords measurable improvement in Alzheimer's disease symptom score D. It enhances cerebral cholinergic transmission with only mild peripheral effect

Description : The following is true of rivastigmine except: A. It is a relatively selective inhibitor of G1 isoform of acetylcholinesterase B. It has been found to retard disease progression in ... 's disease symptom score D. It enhances cerebral cholinergic transmission with only mild peripheral effect

Last Answer : B. It has been found to retard disease progression in Alzheimer's disease

The neurotransmitter system in the brain most affected in Alzheimer’s disease is: A. Glutaminergic B. Gabaergic C. Dopaminergic D. Cholinergic

Description : The neurotransmitter system in the brain most affected in Alzheimer’s disease is: A. Glutaminergic B. Gabaergic C. Dopaminergic D. Cholinergic

Last Answer : D. Cholinergic

Which of the following is a long acting neuroleptic having specific antidopaminergic action, but little adrenergic or cholinergic blocking activity: A. Triflupromazine B. Thioridazine C. Clozapine D. Pimozide

Description : Which of the following is a long acting neuroleptic having specific antidopaminergic action, but little adrenergic or cholinergic blocking activity: A. Triflupromazine B. Thioridazine C. Clozapine D. Pimozide

Last Answer : D. Pimozide

Which of the following is a G protein coupled receptor: A. Muscarinic cholinergic receptor B. Nicotinic cholinergic receptor C. Glucocorticoid receptor D. Insulin receptor

Description : Which of the following is a G protein coupled receptor: A. Muscarinic cholinergic receptor B. Nicotinic cholinergic receptor C. Glucocorticoid receptor D. Insulin receptor

Last Answer : A. Muscarinic cholinergic receptor

What is the main external morphological feature that differentiates platyhelminthes from other worms (nematodes)?

Description : What is the main external morphological feature that differentiates platyhelminthes from other worms (nematodes)?

Last Answer : Platyhelminthes are also known as flatworms because they are worms with a flat body. This is the main external morphological feature that differentiates them from nematodes (roundworms).

Silencing of mRNA has been used in producing transgenic plants resistant to (a) boll worms (b) nematodes (c) white rusts (d) bacterial blights.

Description : Silencing of mRNA has been used in producing transgenic plants resistant to (a) boll worms (b) nematodes (c) white rusts (d) bacterial blights.

Last Answer : (b) nematodes

Which of the following peptides is a selective vasopressin V2 receptor agonist: A. Arginine vasopressin B. Desmopressin C. Lypessin D. Terlipressin

Description : Which of the following peptides is a selective vasopressin V2 receptor agonist: A. Arginine vasopressin B. Desmopressin C. Lypessin D. Terlipressin

Last Answer : B. Desmopressin

Losartan is a: A. Selective AT1 receptor antagonist B. Selective AT2 receptor antagonist C. Nonselective AT1 + AT2 receptor antagonist D. AT1 receptor partial agonist

Description : Losartan is a: A. Selective AT1 receptor antagonist B. Selective AT2 receptor antagonist C. Nonselective AT1 + AT2 receptor antagonist D. AT1 receptor partial agonist

Last Answer : A. Selective AT1 receptor antagonist

The following is true of buprenorphine: A. It is an agonist-antagonist type of opioid analgesic B. Its subjective effects are different from those of morphine C. Naloxone is largely ineffective in reversing its effects D. It produces mydriasis

Description : The following is true of buprenorphine: A. It is an agonist-antagonist type of opioid analgesic B. Its subjective effects are different from those of morphine C. Naloxone is largely ineffective in reversing its effects D. It produces mydriasis

Last Answer : C. Naloxone is largely ineffective in reversing its effects

Which of the following is an agonist-antagonist type of opioid analgesic: A. Pethidine B. Pentazocine C. Fentanyl D. Buprenorphine

Description : Which of the following is an agonist-antagonist type of opioid analgesic: A. Pethidine B. Pentazocine C. Fentanyl D. Buprenorphine

Last Answer : B. Pentazocine

The following statement is correct about buspirone: A. It interacts with benzodiazepine receptor as an inverse agonist B. It is a rapidly acting anxiolytic, good for panic states C. It produces physical dependence and suppresses barbiturate withdrawal syndrome D. It has anxiolytic but no anticonvulsant or muscle relaxant propert

Description : The following statement is correct about buspirone: A. It interacts with benzodiazepine receptor as an inverse agonist B. It is a rapidly acting anxiolytic, good for panic states C. ... suppresses barbiturate withdrawal syndrome D. It has anxiolytic but no anticonvulsant or muscle relaxant propert

Last Answer : D. It has anxiolytic but no anticonvulsant or muscle relaxant property

The following category of drugs is not indicated in early/mild cases of Parkinson's disease: A. Central anticholinergic B. MAO-B inhibitor C. COMT inhibitor D. Nonergoline dopaminergic agonist

Description : The following category of drugs is not indicated in early/mild cases of Parkinson's disease: A. Central anticholinergic B. MAO-B inhibitor C. COMT inhibitor D. Nonergoline dopaminergic agonist

Last Answer : C. COMT inhibitor

Which of the following is a non-steroidal antiandrogen that is palliative in advanced carcinoma prostate when combined with a GnRH agonist: A. Cyproterone acetate B. Danazol C. Finasteride D. Flutamid

Description : Which of the following is a non-steroidal antiandrogen that is palliative in advanced carcinoma prostate when combined with a GnRH agonist: A. Cyproterone acetate B. Danazol C. Finasteride D. Flutamid

Last Answer : D. Flutamide

The following is an α2 adrenergic agonist used as eyedrops to lower intraocular pressure: A. Brinzolamide B. Bambuterol C. Brimonidine D. Latanoprost

Description : The following is an α2 adrenergic agonist used as eyedrops to lower intraocular pressure: A. Brinzolamide B. Bambuterol C. Brimonidine D. Latanoprost

Last Answer : C. Brimonidine

Agonist induced autophosphorylation, internalization and down regulation is a distinctive feature of: A. G-protein coupled receptors B. Intrinsic ion channel containing receptors C. Tyrosine protein kinase receptors D. Receptors regulating gene expression

Description : Agonist induced autophosphorylation, internalization and down regulation is a distinctive feature of: A. G-protein coupled receptors B. Intrinsic ion channel containing receptors C. Tyrosine protein kinase receptors D. Receptors regulating gene expression

Last Answer : C. Tyrosine protein kinase receptors

The following is a selective 5-HT4 agonist: A. Buspirone B. Sumatriptan C. Cisapride D. Clozapine

Description : The following is a selective 5-HT4 agonist: A. Buspirone B. Sumatriptan C. Cisapride D. Clozapine

Last Answer : C. Cisapride

The following is an α 2 adrenergic agonist used as eyedrops to lower intraocular pressure: A. Brinzolamide B. Bambuterol C. Brimonidine D. Latanoprost

Description : The following is an α 2 adrenergic agonist used as eyedrops to lower intraocular pressure: A. Brinzolamide B. Bambuterol C. Brimonidine D. Latanoprost

Last Answer : C. Brimonidine

Select the muscle relaxant that is used to control spasticity associated with upper motor neurone paralysis: A. Vecuronium B. Succinylcholine C. Chlorzoxazone D. Baclofen

Description : Select the muscle relaxant that is used to control spasticity associated with upper motor neurone paralysis: A. Vecuronium B. Succinylcholine C. Chlorzoxazone D. Baclofen

Last Answer : D. Baclofen

Neostigmine reverses the following actions of d-tubocurarine except: A. Motor weakness B. Ganglionic blockade C. Histamine release D. Respiratory paralysis

Description : Neostigmine reverses the following actions of d-tubocurarine except: A. Motor weakness B. Ganglionic blockade C. Histamine release D. Respiratory paralysis

Last Answer : C. Histamine release

Succinylcholine is the preferred muscle relaxant for tracheal intubation because: A. It produces rapid and complete paralysis of respiratory muscles with quick recovery B. It does not alter heart rate or blood pressure C. It does not cause histamine release D. It does not produce postoperative muscle soreness

Description : Succinylcholine is the preferred muscle relaxant for tracheal intubation because: A. It produces rapid and complete paralysis of respiratory muscles with quick recovery B. It does not alter heart rate or ... C. It does not cause histamine release D. It does not produce postoperative muscle soreness

Last Answer : A. It produces rapid and complete paralysis of respiratory muscles with quick recovery

Atropine does not antagonise the following feature of anticholinesterase poisoning: A. Hypotension B. Central excitation C. Muscle paralysis D. Bronchoconstriction

Description : Atropine does not antagonise the following feature of anticholinesterase poisoning: A. Hypotension B. Central excitation C. Muscle paralysis D. Bronchoconstriction

Last Answer : C. Muscle paralysis