Myasthenia Gravis is characterized by
Options:
1) Decrease in acetylcholine reserve in motor nerve terminal
2) Decrease in dopamine reserve in motor nerve terminal
3) Decrease in receptors for acetylcholine
4) Decrease in dopamine receptors

1 Answer

Answer :

Correct Answer: 3) Decrease in receptors for acetylcholine

Related questions

Description : In myasthenia gravis: a. the vertical muscles of the eye are more commonly involved than the horizontal muscles b. the pupil reaction to light is sluggish c. absent antibody to acetylcholine receptors exclude the diagnosis d. Cogan's twitch refers to involuntary twitching of the orbicularis

Last Answer : the vertical muscles of the eye are more commonly involved than the horizontal muscles

Description : Neostigmine is preferred over physostigmine for treating myasthenia gravis because: A. It is better absorbed orally B. It has longer duration of action C. It has additional direct agonistic action on nicotinic receptors at the muscle end plate D. It penetrates blood-brain barrier

Last Answer : C. It has additional direct agonistic action on nicotinic receptors at the muscle end plate

Description : Neostigmine is preferred over physostigmine for treating myasthenia gravis because: A. It is better absorbed orally B. It has longer duration of action C. It has additional direct agonistic action on nicotinic receptors at the muscle end plate D. It penetrates blood-brain barrier

Last Answer : C. It has additional direct agonistic action on nicotinic receptors at the muscle end plate

Description : Select the correct statement regarding the specific disorder of muscular or skeletal system. (a) Muscular dystrophy - Age related shortening of muscles (b) Osteoporosis - Decrease in bone mass and ... of myosin filaments (d) Gout - Inflammation of joints due to extra deposition of calcium

Last Answer : (b) Osteoporosis – Decrease in bone mass and higher chances of fractures with advancing age

Description : Sjogren’s syndrome is a chronic disease characterized by which of the following clinical feature: Options: 1) Esophageal dysmotility 2) Keratoconjunctivitis sicca 3) Widespread damage to small blood vessels 4) Libmann Sachs Endocardititis

Last Answer : Correct Answer: 2) Keratoconjunctivitis sicca

Description : A person was unable to close his right eye. There is dribbling of saliva from right angle of his mouth and he in unable to make a pout. The probable diagnosis is Options: 1) Bell’s Palsy 2) Trigeminal Neuralgia 3) Optic Nerve Injury 4) Oculomotor Nerve Injury

Last Answer : Correct Answer: 1) Bell’s Palsy

Description : The mechanism by which neostigmine improves contraction of myasthenic muscle involves: A. Repetitive binding of the acetylcholine molecules to the same receptors at the muscle endplate B. Diffusion of ... Activation of motor end-plate receptors by neostigmine molecules themselves D. All of the above

Last Answer : D. All of the above

Description : The mechanism by which neostigmine improves contraction of myasthenic muscle involves: A. Repetitive binding of the acetylcholine molecules to the same receptors at the muscle endplate B. Diffusion of ... Activation of motor end-plate receptors by neostigmine molecules themselves D. All of the above

Last Answer : D. All of the above

Description : Select the prokinetic-antiemetic drug which at relatively higher doses blocks both dopamine D2 as well as 5-HT3 receptors and enhances acetylcholine release from myenteric neurones: A. Cisapride B. Prochlorperazine C. Metoclopramide D. Domperidon

Last Answer : C. Metoclopramide

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 : Myasthenia gravis - resources?

Last Answer : Alternative NamesResources - myasthenia gravisInformationThe following organizations provide information on myasthenia gravis:Myasthenia Gravis Foundation of America - www.myasthenia.orgNational Institute of ... and Stroke -- www.ninds.nih.gov/disorders/myasthenia_gravis/detail_myasthenia_gravis.htm

Description : Myasthenia gravis?

Last Answer : DefinitionMyasthenia gravis is a neuromuscular disorder. Neuromuscular disorders involve the muscles and the nerves that control them.Alternative NamesNeuromusclar disorder - myasthenia gravis Causes, incidence, and ... attack foreign invaders) target and attack the body's own healthy cells. Thi

Description : Select the H1 antihistaminic which is used topically in the nose for allergic rhinitis (a) Deep intra-abdominal operation (b) Trachial intubation (c) Tetanus (d) Diagonosis of myasthenia gravis

Last Answer : Ans: D

Description : Select the correct statement with respect to disorders of muscles in humans. (a) Failure of neuromuscular transmission in myasthenia gravis can prevent normal swallowing. (b) Accumulation of ... of vitamin D causes osteoporosis. (d) Rapid contractions of skeletal muscles cause muscle dystrophy

Last Answer : (a) Failure of neuromuscular transmission in myasthenia gravis can prevent normal swallowing.

Description : Which of the following muscular disorders is inherited? (a) Botulism (b) Tetany (c) Muscular dystrophy (d) Myasthenia gravis

Last Answer : (c) Muscular dystrophy

Description : Which of the following is NOT an autoimmune disease? a. Myasthenia gravis b. Type i diabetes c. Systemic lupus erythematosus d. Rheumatoid arthritis e. All of the above are autoimmune disorders

Last Answer : e. All of the above are autoimmune disorders

Description : Myasthenia gravis is diagnosed with improved neuromuscular function by using (A) Donepezil (B) Edrophonium (C) Atropine (D) Pancuronium

Last Answer : (B) Edrophonium

Description : Diazepam is used as a muscle relaxant for: A. Deep intra-abdominal operation B. Tracheal intubation C. Tetanus D. Diagnosis of myasthenia gravis

Last Answer : C. Tetanus

Description : Which of the following statement(s) about epileptic seizure is/are correct (1) Jacksonian march represents spread of seizure activity over motor cortex (2) Focal seizures of temporal cortex cause psychic symptoms (3) Typical absence seizures are ... 1, 2 and 4 2) 3 and 4 3) 1 and 4 4) 2, 3 and 4

Last Answer : Correct Answer: 1) 1, 2 and 4

Description : Methyldopa lowers BP by: A. Inhibiting dopa decarboxylase in adrenergic nerve endings B. Generating α-methyl noradrenaline in brain which reduces sympathetic tone C. Generating α-methyl ... as a false transmitter in peripheral adrenergic nerve endings D. Activating vascular dopamine receptors

Last Answer : B. Generating α-methyl noradrenaline in brain which reduces sympathetic tone

Description : Which of the following is the most common cause of Hypothyroidism in iodine sufficient area? Options: 1) Iatrogenic hypothyroidism 2) Post-partum thyroiditis 3) Autoimmune thyroiditis 4) Thyroid aplasia

Last Answer : Correct Answer: 3) Autoimmune thyroiditis

Description : Serum ferritin is a maker of Options: 1) Circulating Iron 2) Storage iron 3) Folate 4) Vitamin B12 Levels

Last Answer : Correct Answer: 2) Storage iron

Description : Hemophilia A is characterised by deficiency of Options: 1) Factor VII 2) Factor VIII 3) Factor IX 4) Factor XI

Last Answer : Correct Answer: 2) Factor VIII

Description : Urine examination (Benedict’s test) of a 40 yr old obese male showed a brick red precipitate. This can result from all except Options: 1) Diabetes Mellitus 2) Drugs 3) Acute post-streptococcal glomerulonephritis 4) Cushing’s syndrome

Last Answer : Correct Answer: 3) Acute post-streptococcal glomerulonephritis

Description : Red infarct are seen in Options: 1) Lungs 2) Kidneys 3) Spleen 4) Bones

Last Answer : Correct Answer: 1) Lungs

Description : This remedy can be given in pertussis , after Drosera has relieved the severe symptoms Options: 1) Cina 2) Cuprum met. 3) Corallium rubrum 4) Euphrasia

Last Answer : 1) Cina

Description : Which remedy has vomiting, bilious with anxiety and weak pulse, every month after mensturation, cannot lie on right side or back without instantly producing dark green vomiting. Options: 1) Argentum nitricum 2) Antimonium tart. 3) Crotalus horridus 4) Carbolic acid

Last Answer : Correct Answer: 3) Crotalus horridus

Description : Which of the following medicine is not included in Nash’s trio of weakness. Options: 1) Carbo veg. 2) Arsenicum album 3) Muriatic acid 4) Cinchona

Last Answer : Correct Answer: 4) Cinchona

Description : Diarrhoea like dirty water, from fruit or sour krout is seen in Options: 1) Cinchona 2) Croton tig. 3) Petroleum 4) Bryonia alba

Last Answer : Correct Answer: 4) Bryonia alba

Description : According to J.T. Kent, one of the best remedies for retention of urine in the new born is Options: 1) Chamomilla 2) Podophyllum 3) Aconitum napellus 4) Dulcamara

Last Answer : Correct Answer: 3) Aconitum napellus

Description : Asthma worse in foggy weather and relieved by profuse perspiration, is seen in Options: 1) Hypericum 2) Lachesis 3) Sambucus 4) Carbo veg.

Last Answer : Correct Answer: 1) Hypericum

Description : Barium swallow study of a patient suffering from dysphagia revealed Bird's beak appearance of esophagus. The most probable diagnosis is Options: 1) Reflux esophagitis Barrett's esophagus 3) Hiatus hernia 4) Achalasia cardia

Last Answer : Correct Answer: 4) Achalasia cardia

Description : Which of the following has drum stick appearance Options: 1) Clostridium tetani 2) Pneumococcus 3) Streptococcus pneumoniae 4) Staphylococcus epidermis

Last Answer : Correct Answer: 1) Clostridium tetani

Description : Which is the most common site of pressure sore Options: 1) Sacrum 2) Heel 3) Ischium 4) Greater Trochanter

Last Answer : Correct Answer: 3) Ischium

Description : Radiological ‘Colon cut off sign’ is seen in Options: 1) Acute intussusception 2) Acute lobar pneumonia 3) Acute pancreatitis 4) Crohn’s disease

Last Answer : Correct Answer: 3) Acute pancreatitis

Description : 40 year old lady presented with swelling in the right side of the upper part of the neck below the ear lobule for last 10 years. Swelling is painless and gradually growing. On examination ... diagnosis Options: 1) Lipoma 2) Rhabdomyosarcoma 3) Chronic sialadenitis 4) Mixed parotid tumour

Last Answer : Correct Answer: 4) Mixed parotid tumour

Description : Which among the following BIRADS category is highly suggestive of malignancy Options: 1) BIRADS- V 2) BIRADS – III 3) BIRADS-II 4) BIRADS- 0

Last Answer : Correct Answer: 1) BIRADS- V

Description : Among the following which is not the feature of Paget’s disease of Breast Options: 1) Itching 2) Unilateral presentation 3) Nipples usually destroyed 4) Underlying lump is usually present

Last Answer : Correct Answer: 1) Itching

Description : Kehr’s sign is a classical feature of Options: 1) Rupture of liver 2) Acute pancreatitis 3) Acute intestinal obstruction 4) Rupture of spleen

Last Answer : Correct Answer: 4) Rupture of spleen

Description : Which of the following medical sign is observed in Latent Tetany Options: 1) Trousseau’s sign 2) Pratt’s sign 3) Blumberg’s sign 4) Fox’s sign

Last Answer : Correct Answer: 1) Trousseau’s sign

Description : Kehr’s sign is a classical feature of Options: 1) Rupture of liver 2) Acute pancreatitis 3) Acute intestinal obstruction 4) Rupture of spleen

Last Answer : Correct Answer: 4) Rupture of spleen

Description : Which of the following is characteristic feature of Le Fort II fracture Options: 1) The fracture line runs through the root of the nose, lacrimal bone, floor of orbit, upper part of maxillary ... ) Complete separation of the facial bones from the cranial bones 4) Isolated fracture of orbital floor

Last Answer : Correct Answer: 1) The fracture line runs through the root of the nose, lacrimal bone, floor of orbit, upper part of maxillary sinus and pterygoid plates

Description : In which of following Dr. Boenninghausen's repertory, Dr. Samuel Hahnemann has given introduction on the Repetition of Homoeopathic medicines Options: 1) A Cure of cholera & its ... at Homoeopathic Therapy of Intermittent fever 4) Attempt at showing Relative kinship of Homeopathic medicines

Last Answer : Correct Answer: 2) A Systematic alphabetic Repertory of Homoeopathic Remedies

Description : Which of following statement is incorrect according to BBCR Repertory Options: 1) Radiating pain is given under Sensation & Complaints in General 2) Typhoid fever is given under Fever - Pathological types 3) Pregnancy is given under Sexual Impulse 4) Tetters is given in Skin & Exterior body

Last Answer : Correct Answer: 3) Pregnancy is given under Sexual Impulse

Description : Rubric for 'Abortion' is given in which of following chapter of Therapeutic Pocket Book Options: 1) Sexual organ 2) Leucorrhoea 3) Menstruation 4) Sensation

Last Answer : Correct Answer: 3) Menstruation

Description : In which of the following chapter of Kent's Repertory of Homoeopathic Materia Medica, you will NOT find the rubric ‘Aphthae’. Options: 1) Face 2) Mouth 3) Genitalia - Female 4) Generalities

Last Answer : Correct Answer: 4) Generalities

Description : Which of the following chapter of Kent's Repertory did not show the alphabetic arrangement of rubrics. Options: 1) Cough 2) Hearing 3) Prostate 4) Vision

Last Answer : Correct Answer: 1) Cough

Description : ‘Abscess in perineum’ is given in which chapter of Kent's Repertory Options: 1) Genitalia 2) Skin 3) Generalities 4) Rectum

Last Answer : Correct Answer: 4) Rectum

Description : Who introduced gradation of remedies in Repertory. Options: 1) Dr. Cipher 2) Dr. Boenninghausen 3) Dr. Jahr 4) Dr. Lippe

Last Answer : Correct Answer: 2) Dr. Boenninghausen

Description : Which of following statement is not Correct. Options: 1) Gentry repertory has 420 medicines 2) In Knerr's Repertory, Sensorium chapter is given 3) Boericke repertory has 2 gradation 4) Emergency conditions chapter is given in Knerr's Repertory

Last Answer : Correct Answer: 4) Emergency conditions chapter is given in Knerr's Repertory