Description : Choose the correct statement about osmotic diuretics: A. They are large molecular weight substances which form colloidal solution B. Their primary site of action is collecting ducts in the ... C. They increase water excretion without increasing salt excretion D. They can lower intraocular pressure
Last Answer : D. They can lower intraocular pressure
Description : Which one of the following statements in regard to the excretion by the human kidneys is correct? (a) Descending limb of loop of Henle is impermeable to water. (b) Distal convoluted tubule is ... reabsorbed by the renal tubules. (d) Ascending limb of loop of Henle is impermeable to electrolytes.
Last Answer : (c) Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules.
Description : Alkalinization of urine hastens the excretion of: A. Weakly basic drugs B. Weakly acidic drugs C. Strong electrolytes D. Nonpolar drugs
Last Answer : A. Weakly basic drugs
Last Answer : B. Weakly acidic drugs
Description : An Afro-Carribean male aged 48 years presents with gradual onset of exertional dyspnoea, non productive cough, malaise, weight loss and polyarthralgia. Schirmers test indicates a dry eye. X-ray ... 2) Serum phosphorus 3) Urea and electrolytes 4) Thallium Scan 5) Quantitative Immunoglobulins.
Last Answer : Answers-4 This condition is sarcoidosis. Serum calcium, Serum phosphorus, Chem7 and Chem 20 and Quantitative Immunoglobulins are all used in establishing the diagnosis. Gallium scan is helpful in ... areas of poor perfusion. It is particularly used in cardiology to detect areas of ischaemia.
Description : Among the following, a test of Glomerular function is (A) Urea clearance (B) PSP excretion test (C) PAH clearance (D) Hippuric acid excretion test
Last Answer : Answer : D
Description : The most important channel of elimination of digoxin is: A. Glomerular filtration B. Tubular secretion C. Hepatic metabolism D. Excretion in bile
Last Answer : A. Glomerular filtration
Description : which one of the following is not a function of Artificial Kidney? (a) To remove nitrogenous wastes from the blood. (b) To remove excess fluids from the blood. (c) To reabsorb essential nutrients from the blood. (d) To filter and purify the blood.
Last Answer : (c) To reabsorb essential nutrients from the blood.
Description : Most covalent compounds (a) Behave like electrolytes in the molten state (b) Have high melting and boiling points (c) Are hard substances because of strong covalent bonds (d) Are more soluble in non-polar solvents than in polar solvents
Last Answer : Ans:(d)
Description : Cell membranes a. consist almost entirely of protein molecules b. are impermeable to fat-soluble substances c. in some tissues permit the transport of glucose at a greater rate in the presence of ... to electrolytes but not to proteins e. have a stable composition throughout the life of the cell
Last Answer : in some tissues permit the transport of glucose at a greater rate in the presence of insulin
Description : The general functions of minerals are (A) The structural components of body tissues (B) In the regulation of body fluids (C) In acid-base balance (D) All of these
Description : A child consumes a toxic dose of fluoride. You will:** A. Induce vomiting B. Give a lot of fluids C. Give a lot of fluids and sodium bicarbonates D. Ask patient not to eat for 45 minutes E. Give milk, calcium tablets or magnesium tablets
Last Answer : E. Give milk, calcium tablets or magnesium tablets
Description : From dietary protein as well as from the urea present in fluids secreted into the gastrointestinal tract intestinal bacteria produce (A) Carbondioxide (B) Ammonia (C) Ammonium sulphate (D) Creatine
Last Answer : Answer : B
Description : Osmoregulation is concerned with: a) excretion b) ionic regulation c) control of the body's water content d) carbon dioxide regulation
Last Answer : ANSWER: C -- CONTROL OF THE BODY'S WATER CONTENT
Description : What is the function of Renin-Angiotensin in the regulation of kidney function? -Biology
Last Answer : answer:
Description : Which one of the following statement is correct respect to kidney function regulation
Last Answer : Which one of the following statement is correct respect to kidney function regulation A. When ... evaporation, the release of ADH is suppressed.
Last Answer : Which one of the following statement is correct respect to kidney function regulation A. ... blood flow stimulates formation of Angiotensin II.
Description : Which one of the following is NOT a function of kidney - (1) Regulation of blood pH (2) Removal of metabolic wastes from the body (3) Production of antibodies (4)Regulation of osmotic pressures of the blood
Last Answer : (3) Production of antibodies Explanation: Kidneys are essential in the urinary system and also serve homeostatic functions such as the regulation of electrolytes, maintenance of acid-base balance, and ... diverted to the urinary bladder whereas the antibodies are produced by antigens in the cell.
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 : Which one of the following is NOT a function of kidney ? (1) Regulation of blood pH (2) Removal of metabolic wastes from the body (3) Production of antibodies (4) Regulation of osmotic pressures of the blood
Last Answer : Production of antibodies
Description : What is the best print media for aiding defecation?
Last Answer : defocation? Is that when you take your bifocals off? I don’t attempt print media with focation.
Description : Is it alright to handle a snake post feeding and pre-defecation as long as it is 48 after feeding?
Last Answer : I don't think it'll be incredibly detrimental if you hold them after two days, but ideally I'd give it another day or two. I can't claim to be an expert on snakes by any means, by I did ... of caution, especially when the health of another being is involved. So I would give him a couple more days.
Description : What is the meaning of the word defecation ?
Last Answer : The word defecation means purity.
Description : For conjugation with many enogenous and exogenous substances before elimination in urine, the uronic acid pathway provides (A) Active glucuronate (B) Gulonate (C) Xylulose (D) Xylitol
Last Answer : Answer : A
Description : Filtration fraction can be calculated from (A) Standard urea clearance and PSP excretion (B) Maximum urea clearance and PSP excretion (C) Maximum urea clearance and PAH clearance (D) Inulin clearance and PAH clearance
Description : Which of the following statement(s) is/are true concerning the assessment of protein reserve? a. Conventional serum proteins such as albumin and globulin are early indicators of malnutrition b. The ... d. Measurement of urea excretion in urine can be used as a measurement of protein breakdown
Last Answer : Answer: d Since protein is the functional and structural chemical of the body, most nutritional assessment techniques are estimates of protein reserves. The actual nitrogen balance can ... patients convert from reactive to anergic, and reactivity can be restored by nutritional repletion
Description : Use of an artificial kidney during hemodialysis may result in (A) Nitrogenous waste build-up in the body (B) Non-elimination of excess potassium ions (C) Reduced absorption of calcium ions from gastro-intestinal tract (D) ... are correct. (c) (B) and (C) are correct. (d) (C) and (D) are correct.
Last Answer : d) (C) and (D) are correct.
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
Description : Oncotic pressure refers to a) the osmotic pressure exerted by proteins. Oncotic pressure is a pulling pressure exerted by proteins, such as albumin. b) the number of dissolved particles contained in a ... . Osmotic pressure is the amount of pressure needed to stop the flow of water by osmosis.
Last Answer : a) the osmotic pressure exerted by proteins. Oncotic pressure is a pulling pressure exerted by proteins, such as albumin.
Description : 03. What does “pharmacokinetics” include? a) Localization of drug action b) Mechanisms of drug action c) Excretion of substances d) Interaction of substances
Last Answer : c) Excretion of substances
Description : Which part of the nephron in human kidney, serves the function of reabsorption of certain substances? (a) Glomerulus (b) Bowmans Capsule (c) Tubules (d) collecting duct
Last Answer : (c) Tubules
Description : Mammalian kidney resemble contractile vacuole of Amoeba in excretion of
Last Answer : Mammalian kidney resemble contractile vacuole of Amoeba in excretion of A. Glucose B. Excess water C. Urea D. Ammoriia
Description : The probable metabolic defect in gents is (A) A defect in excretion of uric acid by kidney (B) An overproduction of pyrimidines (C) An overproduction of uric acid (D) Rise in calcium leading to deposition of calcium urate
Last Answer : Answer : C
Description : The normal route of calcium excretion is (A) Kidney (B) Kidney and Liver (C) Kidney and Intestine (D) Kidney, Intestine and Pancreas
Description : 5 A nonvolatile, highly lipid soluble drug is metabolized at a rate of 15% per hour. On intravenous injection it produces general anaesthesia for 10 min. Which process is responsible for termination ... : A. Metabolism in liver B. Plasma protein binding C. Excretion by kidney D. Redistribution
Last Answer : D. Redistribution
Description : A nonvolatile, highly lipid soluble drug is metabolized at a rate of 15% per hour. On intravenous injection it produces general anaesthesia for 10 min. Which process is responsible for termination of ... : A. Metabolism in liver B. Plasma protein binding C. Excretion by kidney D. Redistribution
Description : Pick out the correct statement. (A) Reaction of NH3 with HNO3 to produce (NH4 )2NO3 is endothermic (B) With increase in NH3 /CO2 ratio, urea yield decreases for a given temperature, pressure and total ... (an intermediate during urea manufacture) is toxic to seeds and animals (D) Both (B) and (C)
Last Answer : (B) With increase in NH3 /CO2 ratio, urea yield decreases for a given temperature, pressure and total feed rate
Description : Biuret formation in urea is kept at minimum (< 1 %), because it is (A) Corrosive in nature (B) Toxic and harmful to some crops (C) Helpful in decomposition of urea (D) Explosive in nature
Last Answer : (B) Toxic and harmful to some crops
Description : toxic substances like stimulants, depressants and hallucinogens are metabolized in the_______. -General Knowledge
Last Answer : Toxic substances like stimulants, depressants and hallucinogens are metabolized in the liver.
Description : What are some toxic substances ?
Last Answer : Benzene , Chlorobenzene , Methanol etc.
Description : What are the toxic substances in copper ?
Last Answer : Copper contains toxic nicotine.
Description : Assertion : Arthritis or inflammation of a joint makes the joint painful. Reason : Some toxic substances are deposited at the joint
Last Answer : Assertion : Arthritis or inflammation of a joint makes the joint painful. Reason : Some toxic ... D. If both Assertion and Reason are false.
Description : WHAT ARE routes of entry' for toxic substances into the body?
Last Answer : Need answer
Description : he phenomenon of increase in the concentration of toxic substances at each trophic level in a food chain is called
Last Answer : biomagnification.
Description : .In functional allelopathy a). Toxic substances are released as such from the plants b). A precursor is released and is converted into active substances by some microorganisms c). No release of any toxic substance d). release of nitrogen from nodule of legume takes place
Last Answer : b). A precursor is released and is converted into active substances by some microorganisms
Description : Which of the following statements is correct in relation to the endocrine system? (a) Non-nutrient chemicals produced by the body in trace amounts that act as intercellular messenger are known as ... in the body like gastrointestinal tract, heart, kidney and liver do not produce any hormones.
Last Answer : (a) Non-nutrient chemicals produced by the body in trace amounts that act as intercellular messenger are known as hormones.
Description : Non-protein nitrogenous substances in blood include all of the following except (A) Urea (B) Uric acid (C) Creatinine (D) Inositol
Description : Which toxic effect of aminoglycoside antibiotics is most irreversible in nature ? (a) Vestibular damage (b) Hearing loss (c) Neuromuscular blockade (d) Kidney damage
Last Answer : Ans: B
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