The following statement is true about endogenous opioid peptides: A. They activate only μ opioid recepors B. They do not occur in peripheral tissues C. They mediate stress induced analgesia D. Naloxone fails to antagonise their actio

The following statement is true about endogenous
opioid peptides:
A. They activate only μ opioid recepors
B. They do not occur in peripheral tissues
C. They mediate stress induced analgesia
D. Naloxone fails to antagonise their actio
by

1 Answer

Answer :

C. They mediate stress induced analgesia
by

Related questions

Select the correct statement about Naloxone: A. It equally blocks μ, κ and δ opioid receptors B. It blocks μ receptors at lower doses than those needed for others C. It blocks κ receptors at lower doses than those needed for others D. It blocks δ receptors at lower doses than those needed for others

Description : Select the correct statement about Naloxone: A. It equally blocks μ, κ and δ opioid receptors B. It blocks μ receptors at lower doses than those needed for others C. It blocks κ receptors at lower doses than those needed for others D. It blocks δ receptors at lower doses than those needed for others

Last Answer : B. It blocks μ receptors at lower doses than those needed for others

The most important receptor involved in cytotoxic drug induced vomiting is: A. Histamine H1 receptor B. Serotonin 5-HT3 receptor C. Dopamine D2 receptor D. Opioid μ receptor

Description : The most important receptor involved in cytotoxic drug induced vomiting is: A. Histamine H1 receptor B. Serotonin 5-HT3 receptor C. Dopamine D2 receptor D. Opioid μ receptor

Last Answer : B. Serotonin

Lower dose of naloxone is required to: A. Antagonise the actions of nalorphine B. Antagonise the actions of pentazocine C. Precipitate withdrawal in mildly morphine dependent subjects D. Precipitate withdrawal in highly morphine dependent subjects

Description : Lower dose of naloxone is required to: A. Antagonise the actions of nalorphine B. Antagonise the actions of pentazocine C. Precipitate withdrawal in mildly morphine dependent subjects D. Precipitate withdrawal in highly morphine dependent subjects

Last Answer : D. Precipitate withdrawal in highly morphine dependent subjects

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

This drug, which does not activate opioid receptors, has been proposed as a maintenance drug in treatment programs for opioid addicts; a singly oral dose will block the effects of injected heroin for up to 48 hours (a) Amphetamine (b) Buprenorphine (c) Naloxone (d) Naltrexone (e) Propoxyphene

Description : This drug, which does not activate opioid receptors, has been proposed as a maintenance drug in treatment programs for opioid addicts; a singly oral dose will block the effects of injected heroin for up to 48 hours (a) Amphetamine (b) Buprenorphine (c) Naloxone (d) Naltrexone (e) Propoxyphene

Last Answer : Ans: D

Which action of morphine is incompletely reversed by naloxone: A. Analgesia B. Respiratory depression C. Sedation D. Miosis

Description : Which action of morphine is incompletely reversed by naloxone: A. Analgesia B. Respiratory depression C. Sedation D. Miosis

Last Answer : C. Sedation

Select the opioid antagonist that is preferred for long term opioid blockade therapy of post addicts: A. Nalorphine B. Naloxone C. Naltrexone D. Nalbuphine

Description : Select the opioid antagonist that is preferred for long term opioid blockade therapy of post addicts: A. Nalorphine B. Naloxone C. Naltrexone D. Nalbuphine

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The following are pure opioid antagonists except: A. Nalmfene B. Nalbuphine C. Naloxone D. Naltrexone

Description : The following are pure opioid antagonists except: A. Nalmfene B. Nalbuphine C. Naloxone D. Naltrexone

Last Answer : B. Nalbuphine

Features of µ (Mu) opioid receptor include the following except: A. Acts by inhibiting cAMP formation B. Mediates miotic action C. Mediates low ceiling respiratory depression D. Mediates high ceiling supraspinal analgesia

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Last Answer : C. Mediates low ceiling respiratory depression

Morphine has high affinity for the following opioid receptor(s): A. μ (Mu) B. κ (Kappa) C. δ (Delta) D. All of the above

Description : Morphine has high affinity for the following opioid receptor(s): A. μ (Mu) B. κ (Kappa) C. δ (Delta) D. All of the above

Last Answer : A. μ (Mu

Select the receptor that is located intracellularly: A. Opioid μ receptor B. Steroid receptor C. Prostaglandin receptor D. Angiotensin receptor

Description : Select the receptor that is located intracellularly: A. Opioid μ receptor B. Steroid receptor C. Prostaglandin receptor D. Angiotensin receptor

Last Answer : B. Steroid receptor

Morphine produces analgesia by acting at: A. Peripheral pain receptors B. A spinal site C. Supraspinal sites D. Both spinal and supraspinal sites

Description : Morphine produces analgesia by acting at: A. Peripheral pain receptors B. A spinal site C. Supraspinal sites D. Both spinal and supraspinal sites

Last Answer : D. Both spinal and supraspinal sites

Lower dose of naloxone is required to (a) Antagonise the actions of nalorphine (b) Antagonise the actions of pentazocine (c) Precipitate withdrawal in mildly morphine dependent subjects (d) Precipitate withdrawal in highly morphine dependent subjects

Description : Lower dose of naloxone is required to (a) Antagonise the actions of nalorphine (b) Antagonise the actions of pentazocine (c) Precipitate withdrawal in mildly morphine dependent subjects (d) Precipitate withdrawal in highly morphine dependent subjects

Last Answer : Ans: D

Low concentration of bupivacaine is preferred for spinal / epidural obstetric analgesia because: A. It has a longer duration of action B. It can produce sensory blockade without paralysing abdominal muscles C. It distributes more in maternal tissues so that less reaches the foetus D. All of the above are correct

Description : Low concentration of bupivacaine is preferred for spinal / epidural obstetric analgesia because: A. It has a longer duration of action B. It can produce sensory blockade without paralysing abdominal muscles C. ... in maternal tissues so that less reaches the foetus D. All of the above are correct

Last Answer : D. All of the above are correct

Which action of morphine is incompletely reversed by naloxone ? (a) Analgesia (b) Respiratory depression (c) Sedation (d) Miosis

Description : Which action of morphine is incompletely reversed by naloxone ? (a) Analgesia (b) Respiratory depression (c) Sedation (d) Miosis

Last Answer : Ans: C

Endogenous morphine like substances which can control pain are known as,** A. Bradykinins B. Peptides C. Prostaglandins D. Serotonins E. Enkephalins

Description : Endogenous morphine like substances which can control pain are known as,** A. Bradykinins B. Peptides C. Prostaglandins D. Serotonins E. Enkephalins

Last Answer : E. Enkephalins

Which statement about hormone types is correct? A) Non-steroid hormones activate an enzyme cascade. B) Steroid hormones regulate the production of a particular protein. C) Non-steroid hormones are either amino acids, peptides, or proteins. D) Steroid hormones all have four carbon rings with different side chains. E) All of the choices are correct.

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Last Answer : E) All of the choices are correct.

4 Choose the correct statement about the role of opioid antimotility drugs in the management of diarrhoeas: A. They are used to control diarrhoea irrespective of its etiology B. They should be used only as a short-term measure after ensuring that enteroinvasive organisms are not involved C. They are used as adjuvants to antimicrobial therapy of diarrhoea D. They are the drugs of choice in irritable bowel syndrome diarrhoea

Description : 4 Choose the correct statement about the role of opioid antimotility drugs in the management of diarrhoeas: A. They are used to control diarrhoea irrespective of its etiology B. They should ... antimicrobial therapy of diarrhoea D. They are the drugs of choice in irritable bowel syndrome diarrhoea

Last Answer : B. They should be used only as a short-term measure after ensuring that enteroinvasive organisms are not involved

ntithyroid drugs exert the following action: A. Inhibit thyroxine synthesis B. Block the action of thyroxine on pituitary C. Block the action of TSH on thyroid D. Block the action of thyroxine on peripheral tissues

Description : ntithyroid drugs exert the following action: A. Inhibit thyroxine synthesis B. Block the action of thyroxine on pituitary C. Block the action of TSH on thyroid D. Block the action of thyroxine on peripheral tissues

Last Answer : A. Inhibit thyroxine synthesis

Antithyroid drugs exert the following action: A. Inhibit thyroxine synthesis B. Block the action of thyroxine on pituitary C. Block the action of TSH on thyroid D. Block the action of thyroxine on peripheral tissues

Description : Antithyroid drugs exert the following action: A. Inhibit thyroxine synthesis B. Block the action of thyroxine on pituitary C. Block the action of TSH on thyroid D. Block the action of thyroxine on peripheral tissues

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Select the receptor that is located intracellularly: A. Opioid μ receptor B. Steroid receptor C. Prostaglandin receptor D. Angiotensin receptor

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Though nitrates and calcium channel blockers are both vasodilators, they are used concurrently in angina pectoris, because: A. They antagonise each other’s side effects B. Nitrates primarily reduce preload while calcium channel blockers primarily reduce after-load C. Nitrates increase coronary flow while calcium channel blockers reduce ca

Description : Though nitrates and calcium channel blockers are both vasodilators, they are used concurrently in angina pectoris, because: A. They antagonise each other's side effects B. Nitrates primarily ... primarily reduce after-load C. Nitrates increase coronary flow while calcium channel blockers reduce ca

Last Answer : B. Nitrates primarily reduce preload while calcium channel blockers primarily reduce after-load

The following can be used to antagonise the action of heparin in case of overdose: A. Heparan sulfate B. Dextran sulfate C. Protamine sulfate D. Ancrod

Description : The following can be used to antagonise the action of heparin in case of overdose: A. Heparan sulfate B. Dextran sulfate C. Protamine sulfate D. Ancrod

Last Answer : C. Protamine sulfate

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

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Last Answer : C. Muscle paralysis

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

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Last Answer : C. Muscle paralysis

Choose the correct statement about nefopam: A. It is a nonopioid analgesic which does not inhibit prostaglandin synthesis B. It is an orally active opioid analgesic C. It is an analgesic with potent antiinflammatory activity D. It is a preferential COX-2 inhibitor

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Last Answer : A. It is a nonopioid analgesic which does not inhibit prostaglandin synthesis

The following is true of loperamide except: A. It is absorbed from intestines and exerts centrally mediated antidiarrhoeal action B. It acts on the opioid receptors in the gut C. It increases tone and segmenting activity of the intestines D. It inhibits intestinal secretion by binding to calmodulin in the mucosal cells

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Last Answer : A. It is absorbed from intestines and exerts centrally mediated antidiarrhoeal action

Aspirin produces analgesia by (a) Preventing sensitization of peripheral pain receptors (b) Affecting gating of pain impulses at spinal level (c) Raising pain threshold at subcortical level (d) Both (a) and (b)

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Last Answer : Ans: D

Morphine produces analgesia by acting at (a) Peripheral pain receptors (b) A spinal site (c) Suspraspinal sites (d) Both (b) and (c)

Description : Morphine produces analgesia by acting at (a) Peripheral pain receptors (b) A spinal site (c) Suspraspinal sites (d) Both (b) and (c)

Last Answer : Ans: B

Aspirin produces analgesia by: A. Preventing sensitization of peripheral pain receptors B. Affecting gating of pain impulses at spinal level C. Raising pain threshold at subcortical level D. Both ‘A’ and ‘C’ are correct

Description : Aspirin produces analgesia by: A. Preventing sensitization of peripheral pain receptors B. Affecting gating of pain impulses at spinal level C. Raising pain threshold at subcortical level D. Both ‘A’ and ‘C’ are correct

Last Answer : D. Both ‘A’ and ‘C’ are correct

Pentazocine differs from morphine in that: A. It is inactive by the oral route B. It does not produce physical dependence C. It has a lower ceiling of analgesic effect D. Its action is not blocked by naloxone

Description : Pentazocine differs from morphine in that: A. It is inactive by the oral route B. It does not produce physical dependence C. It has a lower ceiling of analgesic effect D. Its action is not blocked by naloxone

Last Answer : C. It has a lower ceiling of analgesic effec

The antidote of choice for morphine poisoning is: A. Nalorphine B. Nalbuphine C. Naltrexone D. Naloxone

Description : The antidote of choice for morphine poisoning is: A. Nalorphine B. Nalbuphine C. Naltrexone D. Naloxone

Last Answer : D. Naloxone

'Diffusion hypoxia’ is likely to occur only after use of nitrous oxide because it: A. Is a respiratory depressant B. Has low blood solubility and is used in high concentration C. Is a very potent anaesthetic D. Interferes with diffusion of oxygen into the tissues

Description : 'Diffusion hypoxia’ is likely to occur only after use of nitrous oxide because it: A. Is a respiratory depressant B. Has low blood solubility and is used in high concentration C. Is a very potent anaesthetic D. Interferes with diffusion of oxygen into the tissues

Last Answer : B. Has low blood solubility and is used in high concentration

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

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Last Answer : B. Desmopressin

A 30-year-old woman suffering from endogenous depression improved after one month of treatment with amitriptyline. How long the drug should be continued: A. 1-2 weeks B. 6-12 months C. 2-3 years D. Life long

Description : A 30-year-old woman suffering from endogenous depression improved after one month of treatment with amitriptyline. How long the drug should be continued: A. 1-2 weeks B. 6-12 months C. 2-3 years D. Life long

Last Answer : B. 6-12 months

A patient of endogenous depression was put on imipramine therapy. After what interval the therapeutic effect is likely to manifest: A. Three days B. One week C. Three weeks D. Three months

Description : A patient of endogenous depression was put on imipramine therapy. After what interval the therapeutic effect is likely to manifest: A. Three days B. One week C. Three weeks D. Three months

Last Answer : C. Three weeks

16.15 The hypothalamic gonadotropin releasing hormone (GnRH) is: A. A single peptide B. A mixture of two distinct peptides FSH-RH and LH-RH C. A mixture of several peptides D. Dopamine

Description : 16.15 The hypothalamic gonadotropin releasing hormone (GnRH) is: A. A single peptide B. A mixture of two distinct peptides FSH-RH and LH-RH C. A mixture of several peptides D. Dopamine

Last Answer : A. A single peptide

Propranolol can be used to allay anxiety associated with: A. Chronic neurotic disorder B. Schizophrenia C. Short-term stressful situations D. Endogenous depression

Description : Propranolol can be used to allay anxiety associated with: A. Chronic neurotic disorder B. Schizophrenia C. Short-term stressful situations D. Endogenous depression

Last Answer : C. Short-term stressful situations

Propranolol can be used to allay anxiety associated with: A. Chronic neurotic disorder B. Schizophrenia C. Short-term stressful situations D. Endogenous depression

Description : Propranolol can be used to allay anxiety associated with: A. Chronic neurotic disorder B. Schizophrenia C. Short-term stressful situations D. Endogenous depression

Last Answer : C. Short-term stressful situation

Norpethidine produced as a metabolite of pethidine is responsible for the following effect: A. Euphoria B. Excitement C. Analgesia D. Respiratory depression

Description : Norpethidine produced as a metabolite of pethidine is responsible for the following effect: A. Euphoria B. Excitement C. Analgesia D. Respiratory depression

Last Answer : B. Excitement

Morphine analgesia differs from that produced by aspirin in the following respect(s): A. It has a higher ceiling B. It covers both perception as well as psychic processing of the pain C. Visceral and ischaemic pain is relieved better than somatic inflammatory pain D. All of the above are correct

Description : Morphine analgesia differs from that produced by aspirin in the following respect(s): A. It has a higher ceiling B. It covers both perception as well as psychic processing of the pain C. Visceral and ischaemic pain is relieved better than somatic inflammatory pain D. All of the above are correct

Last Answer : D. All of the above are correct

Intravenous fentanyl is used in balanced anaesthesia to afford: A. Relaxation of chest muscles B. Analgesia C. Unconsciousness D. Suppression of gastric acid secretion

Description : Intravenous fentanyl is used in balanced anaesthesia to afford: A. Relaxation of chest muscles B. Analgesia C. Unconsciousness D. Suppression of gastric acid secretion

Last Answer : B. Analgesia

The anaesthetic action of thiopentone sodium is characterised by: A. Good muscle relaxation B. Poor analgesia C. Sensitization of heart to adrenaline D. No postoperative residual CNS depression

Description : The anaesthetic action of thiopentone sodium is characterised by: A. Good muscle relaxation B. Poor analgesia C. Sensitization of heart to adrenaline D. No postoperative residual CNS depression

Last Answer : B. Poor analgesia

The opioid antidiarrhoeal drugs act by the following mechanism(s): A. They relax the intestinal smooth muscle B. They inhibit intestinal peristalsis C. They promote clearance of intestinal pathogens Aim4aiims.in D. All of the above

Description : The opioid antidiarrhoeal drugs act by the following mechanism(s): A. They relax the intestinal smooth muscle B. They inhibit intestinal peristalsis C. They promote clearance of intestinal pathogens Aim4aiims.in D. All of the above

Last Answer : B. They inhibit intestinal peristalsis

Which of the following statement(s) is/are true concerning carbon dioxide kinetics? a. The amount of carbon dioxide produced is equivalent to the amount of oxygen consumed b. Carbon dioxide levels in blood, present mostly as a bicarbonate ion, can quickly change c. Normally the amount of carbon dioxide excreted through the lung is exactly equal to the amount of carbon dioxide produced in peripheral tissues d. The amount of carbon dioxide excreted is a function of ventilation of perfused alveoli

Description : Which of the following statement(s) is/are true concerning carbon dioxide kinetics? a. The amount of carbon dioxide produced is equivalent to the amount of oxygen consumed b. Carbon dioxide levels ... tissues d. The amount of carbon dioxide excreted is a function of ventilation of perfused alveoli

Last Answer : Answer: a, c, d The total amount of carbon dioxide produced by systemic metabolism is roughly equivalent to the amount of oxygen consumed (100-120 cc/m2/min, 200 cc/min in a typical ... carbon dioxide excreted is a function of ventilation of perfused alveoli (i.e. the alveolar ventilation/min).

Which of the following statement(s) is/are true concerning oxygen delivery? a. The amount of oxygen delivered to peripheral tissues is dependent upon the oxygen content in arterial blood and cardiac output b. Oxygen content is commonly measured in arterial blood c. The normal arterial-venous difference is 4 cc O2/dL d. Normal systemic oxygen delivery for a typical adult is approximately 1000 cc/min

Description : Which of the following statement(s) is/are true concerning oxygen delivery? a. The amount of oxygen delivered to peripheral tissues is dependent upon the oxygen content in arterial blood and cardiac ... O2/dL d. Normal systemic oxygen delivery for a typical adult is approximately 1000 cc/min

Last Answer : Answer: a, c, d The amount of oxygen that is delivered to peripheral tissues is the product of the oxygen content in arterial blood times the cardiac output. Normally, oxygen content of arterial blood is ... of venous blood is 16 cc/dL. Hence, the normal arterial-venous difference is 4 cc O2/dL

Select the opioid analgesic which acts primarily through κ (kappa) opioid receptor: A. Pentazocine B. Methadone C. Buprenorphine D. Pethidine

Description : Select the opioid analgesic which acts primarily through κ (kappa) opioid receptor: A. Pentazocine B. Methadone C. Buprenorphine D. Pethidine

Last Answer : A. Pentazocine

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

An opioid analgesic is preferred over aspirin like analgesic in the following condition: A. Acute gout B. Burn C. Toothache D. Neuralgi

Description : An opioid analgesic is preferred over aspirin like analgesic in the following condition: A. Acute gout B. Burn C. Toothache D. Neuralgi

Last Answer : B. Burn

Select the analgesic which acts through opioid as well as additional spinal monoaminergic mechanisms: A. Tramadol B. Ethoheptazine C. Dextropropoxyphene D. Alfentanil

Description : Select the analgesic which acts through opioid as well as additional spinal monoaminergic mechanisms: A. Tramadol B. Ethoheptazine C. Dextropropoxyphene D. Alfentanil

Last Answer : A. Tramado