Description : Assertion `:-` An increase in body fluid volume activate osmoreceptors , which stimulate the hypothelamus to release ADH. Reason `:-` ADH facilitates
Last Answer : Assertion `:-` An increase in body fluid volume activate osmoreceptors , which stimulate the hypothelamus ... . If both Assertion & Reason are false.
Description : Diabetes insipidus results from (A) Decreased insulin secretion (B) Decreased ADH secretion (C) Decreased aldosterone secretion (D) Unresponsiveness of osmoreceptors
Last Answer : Answer : B
Description : Which one of the following statements is correct with respect to kidney function regulation? (a) When someone drinks lot of water, ADH release is suppressed. (b) Exposure to cold temperature ... During summer when body loses lot of water by evaporation, the release of ADH is suppressed.
Last Answer : (a) When someone drinks lot of water, ADH release is suppressed.
Description : When the volume of body fluid falls below normal, ADH
Last Answer : When the volume of body fluid falls below normal, ADH A. Decreases permeability of distal ... D. Decreases permeability of proximal convoluted tubule
Description : A decrease in blood pressure/volume will not cause the release of (a) atrial natriuretic factor (b) aldosterone (c) ADH (d) renin.
Last Answer : (a) atrial natriuretic factor
Description : A decrease in blood pressure / volume will not cause the release of : (1) Atrial natriuretic factor(2) Aldosterone (3) ADH (4) Renin
Last Answer : (1) Atrial natriuretic factor
Description : A 55-year-old male undergoes a total abdominal colectomy. Which of the following statement(s) is/are true concerning the hormonal response to the surgical procedure? a. Adrenocorticotropic ... in serum insulin and a fall in glucagon accelerate hepatic glucose production and maintain gluconeogenesis
Last Answer : Answer: a, c One of the earliest consequence of a surgical procedure is the rise in levels of circulating cortisol that occur in response to a sudden outpouring of ACTH ... hepatic glucose production, and, with other hormones (epinephrine and glucocorticoids), gluconeogenesis is maintained
Description : The therapeutic effect of sulfasalazine in ulcerative colitis is exerted by: A. Inhibitory action of the unabsorbed drug on the abnormal colonic flora B. Breakdown of the drug in ... locally C. Release of sulfapyridine having antibacterial property D. Systemic immunomodulatory action of the drug
Last Answer : B. Breakdown of the drug in colon to release 5-aminosalicylic acid which suppresses inflammation locally
Description : Osmoreceptors in the body are activated by changes in
Last Answer : Osmoreceptors in the body are activated by changes in A. Blood volume, body fluid volume and ionic ... D. Body fluid volume but not blood volume
Description : An increase in the osmolality of extracellular compartment will (A) Inhibit ADH secretion (B) Stimulate ADH secretion (C) Cause no change in ADH secretion (D) Stimulate the volume and osmoreceptor and inhibit ADH secretion
Description : Read statement A-D `:- ` (A) When some one drinks lot of water, ADH release is decreased. (B) Exposure to cold temperature suppress ADH release (C ) C
Last Answer : Read statement A-D `:- ` (A) When some one drinks lot of water, ADH release is decreased. (B) Exposure to cold ... B. A and B C. C and D D. B and D
Description : How does excessive salts intake affect the release of ADH from pituitary gland?
Last Answer : Need answer
Description : Which ONE of the following is true concerning Antidiuretic hormone(ADH)? 1) Carbamazepine potentiates it's release 2) Ethanol potentiates it's release 3) It circulates in the blood bound to neurohypophysin 4) It is a cyclic octapeptide 5) It is synthesised in the posterior pituitary
Last Answer : Answers-1 ADH is a nonapeptide manufactured in the paraventricular and supra-optic nuclei of the hypothalamus and released from the posterior pituitary. It acts on the collecting ducts improving ... agents such as thiazides and SSRIs may potentiate its release. Ethanol usually inhibits release.
Description : Which hormone will stimulate the release of milk from the mother's mammary glands when a baby is nursing? A) oxytocin B) prolactin C) ADH D) HGH E) epinephrine
Last Answer : A) oxytocin
Description : Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH ... produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.
Last Answer : B) When the blood becomes dilute, ADH is no longer released from the hypothalamus
Description : ADH test is based on the measurement of (A) Specific gravity of urine (B) Concentration of urea in urine (C) Concentration of urea in blood (D) Volume of urine in ml/minute
Last Answer : A
Description : Choose the correct statement about ondansetron: A. It is a dopamine D2 receptor antagonist B. It suppresses postoperative nausea and vomiting C. It is the most effective antiemetic for motion sickness D. It is not effective by oral route
Last Answer : B. It suppresses postoperative nausea and vomitin
Description : Choose the correct statement about the use of propranolol in anxiety: A. Being nonsedative, it is the drug of choice in chronic anxiety states B. It suppresses the psychological component of anxiety ... the autonomic manifestations of acutely stressful situations D. Both B' and C' are correct
Last Answer : C. It suppresses the autonomic manifestations of acutely stressful situations
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
Description : Choose the correct statement about aspirin: A. In an afebrile patient acute overdose of aspirin produces hypothermia B. Aspirin suppresses flushing attending large dose of nicotinic acid C. Aspirin ... acute rheumatic fever D. Long term aspirin therapy increases the risk of developing colon cancer
Last Answer : B. Aspirin suppresses flushing attending large dose of nicotinic acid
Description : Assertion : Oxytocin is also known as anti-diuretic hormone (ADH). Reason : Oxytocin can cause an increase in the renal reabsorbtion of water.
Last Answer : Assertion : Oxytocin is also known as anti-diuretic hormone (ADH). Reason : Oxytocin can cause an ... . D. If both Assertion and Reason are false.
Description : Antidiuretic hormone (ADH) - (1) inhibits the secretion of growth hormone by the pituitary (2) inhibits the rate of heart beat (3) causes the muscular walls of the arterioles to contract that simulates the reabsorption of water from the kidney tubules (4) causes an increase in the blood pressure
Last Answer : (3) causes the muscular walls of the arterioles to contract that simulates the reabsorption of water from the kidney tubules
Description : If homosexuality was narrowed down to a gene or gene sequence that science developed a way to ”switch off”, if a parent chose that option, would you believe it was a parent’s right if they knew their child had it?
Last Answer : Let us throw in a third option C: the gay gene can only be identified, but not modified. If the parents found out that their offspring had this particular gene, would it, or should it, be their right to terminate the pregnancy instead of bringing such a child into the world?
Description : In order to switch-off and EHV circuit for maintenance, the following sequence is adopted: (1) Open the circuit breaker, open the isolator, operate the earth switch (2) Operate the earth switch, ... open the circuit breaker (4) Open the isolator, open the circuit breaker, operate the earth switch
Last Answer : 1
Description : In the reaction sequence `underset(350^(@))overset(NaOH)rarr A overset(CH_(3)I)rarr B overset(HI)rarr C+D` ltbr. A, B, C, and D are given by the set :
Last Answer : In the reaction sequence `underset(350^(@))overset(NaOH)rarr A overset(CH_(3)I)rarr B overset(HI)rarr C+D` ltbr ... , `C_(6)H_(5)l, C_(2)H_(5)OH`
Description : A radioactive element `X`, decays by the sequence and with half-lives, given below, `X underset(30"min")overset(alpha)(rarr) Y underset(2"days")overse
Last Answer : A radioactive element `X`, decays by the sequence and with half-lives, given below, `X underset(30"min" ... D. The mass number of Y is greater than X
Description : Consider the following sequence of reactions: `overset(C CI_(4))underset(Delta)rarr A overset(1.CH_(2)=CH-CH_(2)Br)underset(2.H_(3)O^(o+),Delta)rarrB`
Last Answer : Consider the following sequence of reactions: `overset(C CI_(4))underset(Delta)rarr A overset(1.CH_(2)=CH-CH_(2) ... end product (B) is: A. B. C. D.
Description : In the given reaction sequence `C_(6)H_(5)-CH_(2)-NH_(2) overset(CHCl_(3)//Alc.KOH)underset(Delta)rarr [X] overset(H_(2)O //NaOH)rarr [Y],[Y]` will be
Last Answer : In the given reaction sequence `C_(6)H_(5)-CH_(2)-NH_(2) overset(CHCl_(3)//Alc.KOH)underset(Delta)rarr [X] ... -NH_(2)` D. `C_(6)H_(5)-CH_(2)OH`
Description : In the sequence of reaction (A) is `(A)overset(Na)rarr` (B) `overset(C_(2)H_(5)I//heat)rarr` (C) `overset(HI//heat)rarr C_(2)H_(5)I`
Last Answer : In the sequence of reaction (A) is `(A)overset(Na)rarr` (B) `overset(C_(2)H_(5)I//heat) ... acid B. Methyl alcohol C. Ethyl alcohol D. Propionic acid
Description : `(CH_(3))_(2)CHOH overset("Mild")underset("oxidation[O]")rarr (X) overset((i)CH_(3)Mgl)underset((ii)"Hydrolysis")rarr (Y)` In the above sequence of re
Last Answer : `(CH_(3))_(2)CHOH overset("Mild")underset("oxidation[O]")rarr (X) overset((i)CH_(3)Mgl) ... Iso butylene C. sec. Butyl alcohol D. tert. Butyl alcohol
Description : Presence of high amount of silicon in cast iron (A) Suppresses the decomposition of Fe3C (B) Increases the formation of graphite (C) Increases the contraction of the metal (D) Reduces its fluidity
Last Answer : (B) Increases the formation of graphite
Description : True statements about p53 include: a. a protein coded by a tumour suppressor gene b. it suppresses mitosis c. it is important regulators of apoptosis d. all above
Last Answer : all above
Description : The phenomenon, in which an allele of one gene suppresses the activity of an allele of another gene, is known as (a) epistasis (b) dominance (c) suppression (d) inactivation
Last Answer : (a) epistasis
Description : Combustion of pulverised fuel (A) Requires larger combustion chamber than rich gaseous fuel (B) In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel (C) Suppresses the discharge of fine dust and grit into atmosphere (D) All (A), (B) and (C)
Last Answer : (A) Requires larger combustion chamber than rich gaseous fuel
Description : High endurance limit of carburised machine parts is because of the fact that carburisation (A) Suppresses any stress concentration produced in the parts (B) Enhances the yield point of the material (C) Introduces a compressive layer on the surface (D) Produces a better surface finish
Last Answer : (C) Introduces a compressive layer on the surface
Description : Cyclosporine has the following attributes except: A. It selectively suppresses humoral immunity without affecting cell mediated immunity B. It is more active as immunosuppressant when administered before antigen exposure ... It is not toxic to the bone marrow D. Its major toxicity is kidney damage
Last Answer : A. It selectively suppresses humoral immunity without affecting cell mediated immunity
Description : Which antileprotic drug suppresses lepra reaction and reversal reaction as well: A. Dapsone B. Rifampin C. Clofazimine D. Minocycline
Last Answer : C. Clofazimine
Description : he antiepileptic drug which suppresses maximal electroshock as well as kindled seizures, raises pentylenetetrazol threshold and is effective in both generalized tonic-clonic as well as absence seizures is: A. Phenytoin B. Carbamazepine C. Sodium valproate D. Ethosuximide
Last Answer : C. Sodium valproate
Description : Effect of alcohol on sleep has the following feature: A. It is a dependable hypnotic but is not prescribed because of abuse potential B. It consistently improves the quality of sleep C. It can disorganise sleep architecture D. It suppresses sleep apnoea
Last Answer : C. It can disorganise sleep architecture
Description : Progesterone administration: A. Suppresses onset of menstruation B. Induces watery cervical secretion C. Sensitizes the uterus to oxytocin D. Cornifies vaginal epithelium
Last Answer : A. Suppresses onset of menstruation
Description : Select the drug that suppresses essential tremor, but not parkinsonian tremor: A. Procyclidine B. Propranolol C. Promethazine D. Prochlorperazine
Last Answer : B. Propranolol
Description : A drug which does not produce any action by itself but decreases the slope of the log dose-response curve and suppresses the maximal response to another drug is a: A. Physiological antagonist B. Competitive antagonist C. Noncompetitive antagonist D. Partial agonist
Last Answer : C. Noncompetitive antagonist
Last Answer : B. More potent α adrenergic blocking than β blocking activity
Description : The 'reset' contacts of the master switch shown in the illustration provides the winch controller with ___________. EL-0102 A. low voltage release B. overload protection C. low voltage protection D. high power factor correction
Last Answer : Answer: C
Description : Which of the following statement(s) is/are true concerning the microvascular and cellular response to shock? a. Osmodically induced mobilization of intracellular fluid is the initial ... d. Abnormal intracellular calcium homeostasis may contribute to the cellular dysfunction of shock
Last Answer : Answer: c, d Moderate hypovolemia results in a relatively rapid spontaneous restitution of intravascular volume through expansion of the plasma space. This plasma expansion by ... potassium pump. Cellular dysfunction also appears to be related to abnormal intracellular calcium homeostasis
Description : Which of the following statements are true of a patient with hyperglycemia and hyponatremia? A. The sodium concentration must be corrected by 5 mEq. per 100 mg. per 100 ml. elevation in blood ... . E. Early in treatment adequate urine output is a reliable measure of adequate volume resuscitation.
Last Answer : Answer: D DISCUSSION: Each 100-mg. per 100 ml. elevation in blood glucose causes a fall in serum sodium concentration of approximately 2 mEq. per liter. Excess serum glucose ... correction of the patient's associated acidosis produce movement of potassium ions into the intracellular compartment
Description : All of the following statements about hemorrhagic shock are true except: A. Following hemorrhagic shock, there is an initial interstitial fluid volume contraction. B. Dopamine, or a similar inotropic ... shock, a narrowed pulse pressure is commonly seen before a fall in systolic blood pressure.
Last Answer : Answer: BC DISCUSSION: Hemorrhagic shock is associated with a contraction of the interstitial fluid compartment because of precapillary vasoconstriction and reabsorption of interstitial fluid ... definitive evidence that such solutions are better than standard crystalloid solutions is lacking
Description : Monro-Kellie hypothesis refers to a) the dynamic equilibrium of cranial contents. The hypothesis states that because of the limited space for expansion within the skull, an increase in any ... the patient is wakeful but devoid of conscious content, without cognitive or affective mental function.
Last Answer : a) the dynamic equilibrium of cranial contents. The hypothesis states that because of the limited space for expansion within the skull, an increase in any one of the cranial contents (brain tissue, blood, or cerebrospinal fluid) causes a change in the volume of the others.
Description : Vasoactive drugs which cause the arteries and veins to dilate, thereby shunting much of the intravascular volume to the periphery and causing a reduction in preload and afterload include agents ... Furosemide (Lasix) Furosemide (Lasix) is a loop diuretic that reduces intravascular fluid volume.
Last Answer : a) Sodium nitroprusside (Nipride) Sodium nitroprusside is used in the treatment of cardiogenic shock.