Opioid analgesics reduce pain by the release of which naturally appearing product:CHECK A. Serotonin B. Histamine C. Enkephalins/endomorphins/endorphins/dynorphines

Opioid analgesics reduce pain by the release of which naturally appearing product:CHECK
A. Serotonin  
B. Histamine
C. Enkephalins/endomorphins/endorphins/dynorphines
by

1 Answer

Answer :

C. Enkephalins/endomorphins/endorphins/dynorphines
by

Related questions

Prostaglandins are chemical substances thought to a) increase sensitivity of pain receptors. Prostaglandins are believed to increase sensitivity to pain receptors by enhancing the pain-provoking effect of bradykinin. b) reduce the perception of pain. Endorphins and enkephalins reduce or inhibit transmission or perception of pain. c) inhibit the transmission of pain. Endorphins and enkephalins reduce or inhibit transmission or perception of pain. d) inhibit the transmission of noxious stimuli. Morphine and other opioid medications inhibit the transmission of noxious stimuli by mimicking enkephalin and endorphin.

Description : Prostaglandins are chemical substances thought to a) increase sensitivity of pain receptors. Prostaglandins are believed to increase sensitivity to pain receptors by enhancing the pain-provoking ... opioid medications inhibit the transmission of noxious stimuli by mimicking enkephalin and endorphin.

Last Answer : a) increase sensitivity of pain receptors. Prostaglandins are believed to increase sensitivity to pain receptors by enhancing the pain-provoking effect of bradykinin.

Following are presumed to act as transmitters in the natural control of pain a. Enkephalins b. endorphins c. both d. none of them

Description : Following are presumed to act as transmitters in the natural control of pain a. Enkephalins b. endorphins c. both d. none of them

Last Answer : both

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 : Ans: B

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

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Following morphine like substance are found in the thalamus of the brain a. Enkephalins b. endorphins c. both d. none of them

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By which of the following mechanism reduces Aspirin pain: A. It is anti inflammatory by the release of histamine B. It blocks the cyclo-oxygenase pathway. By which of the following mechanism reduces Aspirin pain: A. It is anti inflammatory by the release of histamine B. It blocks the cyclo-oxygenase pathway.

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Last Answer : B. It blocks the cyclo-oxygenase pathway.

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

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Last Answer : E. Enkephalins

A female patient comes to you complaining of persistent pain in a heavily restored central incisor; you suspect pulpitis and you have been told that she is in transit leaving by plane next day. Your treatment will be, A. Remove filling and place a sedative dressings B. Pulp extirpation and obturate with Ledermix dressings C. Prescribe analgesics and systemic antibiotic

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Last Answer : Ans: D

Opioid analgesics are either contraindicated or must be used with extreme caution in several clinical situations. For morphine, such situations do not include (a) Aqueous diffusion (b) Aqueous hydrolysis (c) Lipid diffusion (d) Pinocytosis or endocytosis (e) Special carrier transport

Description : Opioid analgesics are either contraindicated or must be used with extreme caution in several clinical situations. For morphine, such situations do not include (a) Aqueous diffusion (b) Aqueous hydrolysis (c) Lipid diffusion (d) Pinocytosis or endocytosis (e) Special carrier transport

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In carcinoid syndrome the argentaffin tissue of the abdominal cavity overproduce (A) Serotonin (B) Histamine (C) Tryptamine (D) Tyrosine

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Ninhydrin with evolution of CO2 forms a blue complex with (A) Peptide bond (B) α-Amino acids (C) Serotonin (D) Histamine

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Secretion of Serotonin, heparin and histamine is the function of

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Description : Mast cells of connective tissue contain (a) vasopressin and relaxin (b) heparin and histamine (c) heparin and calcitonin (d) serotonin and melanin.

Last Answer : (b) heparin and histamine

During the course of a cellular hypersensitivity a. Antibodies react with antigens in tissues. b. Serotonin and histamine are released by cells. c. Immune complexes form on blood vessel surfacesd. A skin thickening called an induration may form..

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Last Answer : b. Serotonin and histamine are released by cells.

Corticotropin releasing hormone controls the direct release of (A) Pro-opiomelanocortin (B) α MSH (C) β MSH (D) Endorphins

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Description : A patient on the dental chair has cardiac arrest. What is INCORRECT, A. Observing the vital signs and check that the air way is clear is at high importance B. Expired air has 15% O2 only, ... D. Intermittent positive pressure is better than mouth to mouth when it has been given at the same rate.

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As far as surgical removal of wisdom teeth is concerned, which of the following is true?**CHECK A. Prophylactic prescription of antibiotic reduces dramatically the chances of infection B. Raising a lingual flap will increases the incidence of neurapraxia but will reduce the incidence of neurotmesis with respect to the lingual nerve ADC M07 C. Prophylactic prescription of dexamethasone will dramatically reduces post operative swelling D. Inferior dental nerve injury is unlikely since the nerve passes medial to the wisdom tooth root E. The use of vasoconstrictors in local anaesthetics will increase the chances of infection.

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The first thing to check when patient comes complaining of pain under denture is: A. Occlusion B. Soft tissues changes

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How can I reduce period pain naturally without a pain killer?

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Prolactin release inhibiting hormone is believed to be (A) Serotonin (B) Norepinephrine (C) Dopanine (D) Acetyl choline

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Apraclonidine is a clonidine congener which is used: A. To suppress opioid withdrawal syndrome B. To suppress menopausal syndrome C. As Analgesic D. To reduce intraocular tension

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Last Answer : D. To reduce intraocular tension

Apraclonidine is a clonidine congener which is used: A. To suppress opioid withdrawal syndrome B. To suppress menopausal syndrome C. As Analgesic D. To reduce intraocular tension

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Indicate the opioid analgesic that is used as transdermal patch for chronic and cancer pain: A. Morphine B. Pentazocine C. Fentanyl D. Tramadol

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Last Answer : The distinctive feature(s) of methadone compared to morphine is/are: A. High oral bioavailability B. High plasma protein and tissue binding C. Delayed and milder withdrawal symptoms in dependent subjects D. All of the above

Which type of white blood cells are concerned with the release of histamine and the natural anticoagulant heparin ?

Description : Which type of white blood cells are concerned with the release of histamine and the natural anticoagulant heparin ?

Last Answer : Which type of white blood cells are concerned with the release of histamine and the natural ... Eosinophils B. Monocytes C. Neutrophils D. Basophils

What are the rarest of WBCs that release histamine and exaggerate the inflammatory response?

Description : What are the rarest of WBCs that release histamine and exaggerate the inflammatory response?

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What cells release histamine during allergic responses?

Description : What cells release histamine during allergic responses?

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Zinc is involved in storage and release of (A) Histamine (B) Acetylcholine (C) Epinephrine (D) Insulin

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Edema associated with decreased plasma oncotic pressure may be caused by C A. Sodium depletion B. Histamine release C. Liver disease D. None of these

Description : Edema associated with decreased plasma oncotic pressure may be caused by C A. Sodium depletion B. Histamine release C. Liver disease D. None of these

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Which type of white blood cells are concerned with the release of histamine and the natural anticoagulant heparin? (a) Eosinophils (b) Monocytes (c) Neutrophils (d) Basophils

Description : Which type of white blood cells are concerned with the release of histamine and the natural anticoagulant heparin? (a) Eosinophils (b) Monocytes (c) Neutrophils (d) Basophils

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Match the following columns and select the correct option. Column-I Column - II (A) Eosinophils (i) Immune response (B) Basophils (ii) Phagocytosis (C) Neutrophils (iii) Release histaminase, destructive enzymes (D) Lymphocytes (iv) Release granules containing histamine (A) (B) (C) (D) (a) (iii) (iv) (ii) (i) (b) (iv) (i) (ii) (iii) (c) (i) (ii) (iv) (iii) (d) (ii) (i) (iii) (iv)

Description : Match the following columns and select the correct option. Column-I Column - II (A) Eosinophils (i) Immune response (B) Basophils (ii) Phagocytosis (C) Neutrophils (iii) Release histaminase, destructive enzymes (D) Lymphocytes (iv) ... (iii) (c) (i) (ii) (iv) (iii) (d) (ii) (i) (iii) (iv)

Last Answer : (a) (iii) (iv) (ii) (i)

Hashimoto disease and Graves‘ disease are similar in that both a. Affect the thyroid gland. b. Affect the red blood cells. c. Are forms of cellular hypersensitivity? d. Are accompanied by histamine release.

Description : Hashimoto disease and Graves‘ disease are similar in that both a. Affect the thyroid gland. b. Affect the red blood cells. c. Are forms of cellular hypersensitivity? d. Are accompanied by histamine release.

Last Answer : b. Affect the red blood cells.

Cytotoxic T cells release which 2 toxic proteins as they fight target cells? a. histamine and heparin b. perforin and granzymes c. interleukin and interferon d. lysozymes and cytokines

Description : Cytotoxic T cells release which 2 toxic proteins as they fight target cells? a. histamine and heparin b. perforin and granzymes c. interleukin and interferon d. lysozymes and cytokines

Last Answer : b. perforin and granzymes

Morphine induced fall in blood pressure involves the following factors except: A. Direct cardiac depression B. Direct reduction of vascular tone C. Vasomotor centre depression D. Histamine release

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Last Answer : A. Direct cardiac depression

The following factor is not involved in the causation of hypotension due to spinal anaesthesia: A. Histamine release B. Reduced sympathetic vasoconstrictor tone C. Decreased venous return from the lower limbs D. Bradycardia

Description : The following factor is not involved in the causation of hypotension due to spinal anaesthesia: A. Histamine release B. Reduced sympathetic vasoconstrictor tone C. Decreased venous return from the lower limbs D. Bradycardia

Last Answer : A. Histamine release

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

Which of the following is applicable to mivacurium: A. It undergoes Hoffmann elimination B. It is the shortest acting nondepolarizing neuromuscular blocker C. It is excreted unchanged by kidney D. It does not cause histamine release

Description : Which of the following is applicable to mivacurium: A. It undergoes Hoffmann elimination B. It is the shortest acting nondepolarizing neuromuscular blocker C. It is excreted unchanged by kidney D. It does not cause histamine release

Last Answer : B. It is the shortest acting nondepolarizing neuromuscular blocker

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

Pancuronium differs from tubocurarine in that: A. It is a depolarizing blocker B. Its action is not reversed by neostigmine C. It can cause rise in BP on rapid I.V. injection D. It causes marked histamine release

Description : Pancuronium differs from tubocurarine in that: A. It is a depolarizing blocker B. Its action is not reversed by neostigmine C. It can cause rise in BP on rapid I.V. injection D. It causes marked histamine release

Last Answer : C. It can cause rise in BP on rapid I.V. injection

Select the skeletal muscle relaxant that is commonly used for endotracheal intubation despite causing histamine release, K+ efflux from muscles and cardiovascular changes: A. Pipecuroniun B. Succinylcholine C. Pancuronium D. Cisatracurium

Description : Select the skeletal muscle relaxant that is commonly used for endotracheal intubation despite causing histamine release, K+ efflux from muscles and cardiovascular changes: A. Pipecuroniun B. Succinylcholine C. Pancuronium D. Cisatracurium

Last Answer : B. Succinylcholine

The fall in blood pressure caused by d-tubocurarine is due to: A. Reduced venous return B. Ganglionic blockade C. Histamine release D. All of the above

Description : The fall in blood pressure caused by d-tubocurarine is due to: A. Reduced venous return B. Ganglionic blockade C. Histamine release D. All of the above

Last Answer : D. All of the above

The drug that can directly release histamine from mast cells without involving antigen-antibody reaction is: A. Aspirin B. Procaine C. Morphine D. Sulfadiazine

Description : The drug that can directly release histamine from mast cells without involving antigen-antibody reaction is: A. Aspirin B. Procaine C. Morphine D. Sulfadiazine

Last Answer : C. Morphine

The action of histamine that is not mediated through H1 receptors is: A. Release of EDRF from vascular endothelium resulting in vasodilatation B. Direct action on vascular smooth muscle causing vasodilatation C. Bronchoconstriction D. Release of catecholamines from adrenal medulla

Description : The action of histamine that is not mediated through H1 receptors is: A. Release of EDRF from vascular endothelium resulting in vasodilatation B. Direct action on vascular smooth muscle causing vasodilatation C. Bronchoconstriction D. Release of catecholamines from adrenal medulla

Last Answer : B. Direct action on vascular smooth muscle causing vasodilatation