Description : Pyridoxine deficiency may lead to convulsions as it is needed for the synthesis of (A) GABA (B) PABA (C) EFA (D) SAM
Last Answer : Answer : A
Description : Sulpha drugs are antimetabolites of (A) PABA (B) Pyridoxin (C) Vitamin B2 (D) Pantothenic acid
Description : Isonicotinic acid hydrazide given in the treatment of tuberculosis may lead to a deficiency of (A) Vitamin A (B) Pyridoxin (C) Folate (D) Inositol
Last Answer : Answer : B
Last Answer : Answer : D
Description : Strychnine produces convulsions by: A. Stimulating NMDA receptors B. Facilitating the excitatory transmitter glutamate C. Blocking the inhibitory transmitter GABA D. Blocking the inhibitory transmitter glycine
Last Answer : D. Blocking the inhibitory transmitter glycine
Description : Transketolase activity is affected in (A) Bitoin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency
Description : Transketolase activity is affected in (A) Biotin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency
Last Answer : B
Description : Convulsions and delirium could be caused by a severe deficiency of (A) Thiamine (B) Glutamate (C) Niacin (D) Magnesium
Description : Trimethoprim and sulfamethoxazole are examples of synthesis. a. Sulfonamides; PABA b. Penicillins; Cell Wall c. Sulfonamides; Folic Acid d. Macrolides; Protein
Last Answer : c. Sulfonamides; Folic Acid
Last Answer : D) Thiamine deficiency
Description : 17. Deficiency of vitamin B1 causes the disease (1) Sterility (2) Convulsions (3) Beri-Beri (4) Cheilosis
Last Answer : Beri-Beri
Description : Alzheimer’s disease in humans is associated with the deficiency of (a) glutamic acid (b) acetylcholine (c) gamma aminobutyric acid (GABA) (d) dopamine.
Last Answer : b) acetylcholine
Description : The three vitamins which are specially required for proper nerve functions are (A) Thiamine, Niacin and Riboflavin (B) Thiamin, Folic acid, Choline (C) Thiamine, Riboflavin, Pantothenic acid (D) Thiamine, Pyridoxin, Vitamin B12
Description : Gammaxine is an antimetabolite of (A) Thiamine (B) Riboflavin (C) Pyridoxin (D) Inositol
Description : The three vitamins which are specially required for proper nerve functions are acid: (A) Thiamine, niacin and riboflavin (B) Thiamine, folic acid, choline (C) Thiamine, riboflavin, patothenic acid (D) Thiamine, pyridoxin, vitamin B12
Description : Sulpha drugs are antimetabolities of (A) Vitamin K (B) Pyridoxin (C) Folic acid (D) Vitamin B2
Last Answer : Answer : C
Description : Gammaxane is an antimetabolite of (A) Thiamine (B) Riboflavin (C) Pyridoxin (D) Inositol
Description : Avidin is antigonistic to (A) Niacin (B) PABA (C) Biotin (D) Pantothenic acid
Description : GABA(gama amino butyric acid) is (A) Post-synaptic excitatory transmitter (B) Post-synaptic inhibitor transmitter (C) activator of glia-cell function (D) inhibitor of glia-cell function
Description : Inhibitory transmitters may be a. glycine b. GABA c. both d. none of them
Last Answer : both
Description : What is the definition of a Paba vitamin?
Last Answer : PABA vitamins are a special complex of B Vitamins that work together to protect yourself from the ultraviolet rays of sunlight. These vitamins today are used in many sunscreens.
Description : The sulfa drugs work by _______ with PABA in making folic acid. a. Positive Feedback b. Negative Feedback c. Competitive Inhibition d. Allosteric Inhibition
Last Answer : c. Competitive Inhibition
Description : The following local anaesthetic is poorly water soluble, PABA derivative and primarily used for anorectal lesions, wounds and ulcers: A. Benzocaine B. Dibucaine C. Procaine D. Benoxinate
Last Answer : A. Benzocaine
Description : In inherited deficiency of hypoxanthine guanine phosphoribosyl transferase (A) De novo synthesis of purine nucleotides is decreased (B) Salvage of purines is decreased (C) Salvage of purines is increased (D) Synthesis of uric acid is decreased
Description : Hyperargininemia, a defect in urea synthesis develops due to deficiency of the enzyme: (A) Ornithine transcarbamoylase (B) Argininosuccinase (C) Arginase (D) Argininosuccinate synthetase ENZYMES 157
Description : Deficiency of biotin results in decrease in (A) Amino acid synthesis (B) Lipid synthesis (C) Kidney (D) Fatty acid synthesis
Last Answer : During pregnancy Convulsions A Deadly Condition. During pregnancy Of the body Water To freeze If there is, Urine Amount Decreased To go If there is Once upon a time This Deadly Condition Creation ... Fall. Then Appropriate Arrangement With Mom, In the womb Children Both Protection To do Possible.
Description : Which of the following has overdose toxicity that includes insomnia, arrhythmias, and convulsions? (a) Aminophyline (b) Cromolyn (c) Epinephrine (d) Ipratropium (e) Metaproterenol
Last Answer : Ans: A
Description : Which one of the following pairs is not correctly matched? (a) Vitamin B12 - Pernicious anaemia (b) Vitamin B6 - Convulsions (c) Vitamin B1 - Beri-beri (d) Vitamin B2 - Pellagra
Last Answer : (d) Vitamin B2 - Pellagra
Description : Which one of the followings is used as a mood stabilizer for bipolar disorder and also in certain epileptic convulsions? (A) Phenytoin (B) Lithium (C) Sodium valproate (D) Fluoxetine
Last Answer : (C) Sodium valproate
Description : The following drug has been used to stimulate respiratory and vasomotor centres as an expedient measure, because it has the least propensity to induce convulsions: A. Pentylenetetrazole B. Doxapram C. Bicuculline D. Amphetamine
Last Answer : B. Doxapram
Description : Cheese reaction' in a MAO inhibited patient manifests as: A. Precipitous fall in blood pressure and shock B. Hypertensive crisis C. Acute manic episode D. Convulsions
Last Answer : A. Precipitous fall in blood pressure and shock
Description : A 3-year-old boy gets seizures whenever he develops fever. Which is the most appropriate strategy so that he does not develop febrile convulsions: A. Treat fever with paracetamol and ... Continuous diazepam prophylaxis for 3 years D. Intermittent diazepam prophylaxis started at the onset of fever
Last Answer : D. Intermittent diazepam prophylaxis started at the onset of fever
Description : Carbamazepine possesses the following property not shared by phenytoin: A. Modification of maximal electroshock seizures B. Raising threshold for pentylenetetrazol convulsions C. Suppression of complex partial seizures D. Amelioration of trigeminal neuralgia
Last Answer : B. Raising threshold for pentylenetetrazol convulsions
Description : Diazepam is indicated in the following conditions except: A. Generalized tonic-clonic (grand mal) epilepsy B. Tetanus C. Febrile convulsions D. Cardiac catheterization
Last Answer : A. Generalized tonic-clonic (grand mal) epilepsy
Description : By which of the following means antifungal chemotherapeutic agents may affect fungi? A- Interfere with nuclear division by preventing the aggregation of microtubules needed for mitosis B- ... membrane-bound enzymes like thoseinvolved in nutrient transport and chitin synthesis D- all of these
Last Answer : all of these
Description : The following are neurotransmitters in the autonomic ganglia: a. GABA b. noradrenaline c. acetylcholine d. 5 HT
Last Answer : acetylcholine
Description : The following are neurotransmitters at the autonomic post-ganglionic nerve endings: a. GABA b. noradrenaline c. acetylcholine d. 5 HT
Description : Parkinson’s disease (characterized by tremors and progressive rigidity of limbs) is caused by degeneration of brain neurons that are involved in movement control and make use of neurotransmitter (a) acetylcholine (b) norepinephrine (c) dopamine (d) GABA.
Last Answer : c) dopamine
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
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
Description : Sodium valproate has been shown to: A. Prolong neuronal Na+ channel inactivation B. Attenuate ‘T’ type Ca2+ current in neurones C. Inhibit degradation of GABA by GABA-transaminase D. All of the above
Last Answer : D. All of the above
Description : Which of the following statements is not true of zopiclone: A. It is a nonbenzodiazepine hypnotic with efficacy and safety similar to benzodiazepines B. It does not produce rebound sleep disturbances ... act by potentiating GABA D. It is used to wean off insomniacs from regular benzodiazepine use
Last Answer : C. It does not act by potentiating GABA
Description : The primary mechanism of action of benzodiazepines is: A. Dopamine antagonism B. Adenosine antagonism C. Opening of neuronal chloride channels D. Facilitation of GABA-mediated chloride influx
Last Answer : D. Facilitation of GABA-mediated chloride influx
Description : Select the correct statement about benzodiazepines (BZDs): A. All BZDs facilitate GABA mediated Cl¯ influx into neurones B. Different BZDs exert the same degrees of hypnotic, anxiolytic and anticonvulsant ... at all neuronal sites D. The muscle relaxant action of BZDs is not blocked by flumazenil
Last Answer : A. All BZDs facilitate GABA mediated Cl¯ influx into neurones
Description : The mechanism of action of barbiturates differs from that of benzodiazepines in that they: A. Do not affect the GABA-benzodiazepine receptor-chloride channel complex B. Act as inverse agonists at the ... without affecting its life time D. Have both GABA-facilitatory as well as GABA-mimetic actions
Last Answer : D. Have both GABA-facilitatory as well as GABA-mimetic actions
Description : The following is a competitive antagonist of GABA but a noncompetitive antagonist of diazepam: A. Picrotoxin B. Muscimol C. Flumazenil D. Bicuculline
Last Answer : D. Bicuculline
Description : The following receptor has an intrinsic ion channel: A. Histamine H1 receptor B. Histamine H2 receptor C. Adrenergic alfa receptor D. GABA-benzodiazepine receptor
Last Answer : D. GABA-benzodiazepine receptor