excretory products an their elimination
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excretory products an their elimination - Marcador
excretory products an their elimination - Detalles
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85 preguntas
| 🇬🇧 | 🇬🇧 |
| Podocytes occurs in | Glomerulus of kidney |
| Duct of bellini is concerned with | Conduction of urine |
| Which of the following statements in regard to the excretion by the human kidneys is correct | Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules |
| If henle's loop were absent from mammalian nephron which of the following is to be expected | The urine is more dilute |
| In ornithine cycle, enzyme arginase breaks down arginine into | Ornithine an urea |
| Which segment of nephron allows passage of small amount of urea into the medullary interstitium | Collecting duct |
| Find out the correct statement | A fall in the glomerular blood flow can activate the JG cells to release renin |
| HCO3- is reabsorbed in which part of nephron | PCT and DCT |
| Activates the adrenal cortex to release aldosterone, powerful vasoconstrictor | The are correct about angiotensin-II |
| Which parts of nephron electrolytes are not reabsorbed ? | Descending limb of henle's loop |
| In which part of nephron water is not reabsorbed? | Ascending limb of henle's loop |
| Which of the following plays a significant role in producing concentrated urine? | Henle's loop and vasa recta |
| If kidneys fail to reabsorb water, the effect on tissue would- | Shrink and shrivel |
| Urine of a human being suffering from dibetes insipidus is- | Tasteless and watery |
| The concentration of filterate in PCT is | Isotonic to the plasma |
| Which of the following is the correct sequntial pathways of the urine follows through the kidney? | Renal pyramid--->minor calyx-->major calyx-->renal pelvis--->ureter |
| The podocytes occur in- | Inner wall of bowman's capsule |
| A and B carries the nitrognous waste products in abundance | A- renal artery, B- ureter |
| Renin is released by JG cells in response to a fall in glomerular blood pressure. which of the following is not a function of renin | Stimulates formation of angiotensin-II in liver |
| What is true about the counter current system? | Contributes to concentration of urine in mammalian kidney |
| What will happen if stretch receptors of urinanry bladder are desensitized? | Bladder will inflate and burst up |
| Mass of crystallised salts within the kidney | Glomerular nephritis |
| The yellow colour of urine is due to | Urochrome |
| ADH acts on the | Collecting tubules of kidney |
| Longest loop of henle is found in | Kangaroo rat |
| Deficiency of vasopressin leads to | Diabetes insipidus |
| Haematuria is | RBC and WBC in blood |
| The region of the nephron found in the renal medulla is | Malphigian corpuscle |
| A person who is on a long hunger strike and is surviving only on water, will have | Less urea in his urine |
| Glomerular hydrostatic pressure is present in | Glomerulus of uriniferous tubule |
| Glomerular filterate contains | Blood without cells and protiens |
| Renal corpuscles consists of | Bowman's capsule and glomerulus |
| Metanephric kidneys are excretory organs is | Mammals, reptiles and birds |
| Which one does not filter out from the blood to the bowman's capsule in glomerular ultrafilteration | Polypeptide |
| If the afferent arteriole diameter is less than efferent arteriole than what happens | Untrafilteration is not possible |
| Malphigian body is constituted by | Glomerulus and bowman's capsule |
| The afferent and efferent vessels are | Arterial in nature |
| Renal papilla is part of | Pyramid |
| The glomerular filterate contains | Urea, uric acid, glucose and water |
| Metabolic waste of protien metabolism | Urea , ammonia and creatinine |
| In fishes ammonia is mainly secreted by | Gill surface |
| Compound directly influnces the wall of arteries | ADH and Vassopresin |
| Which of the following nitrogenous substances is not excreted in small amounts through saliva | Bilirubin |
| Ascending limb of vasa recta possess blood. blood finally passing from it has ----- osmolarity | 300 mOs/lit |
| Reabsorption of useful substances from glomerular filterate occurs in | Proximal convoluted tubule |
| In the renal tubules the permeability of the DCT and collecting duct to water is controlled by | Vasopressin |
| In ornithine cycle, what wastes are removed from the blood | CO2 and ammonia |
| The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is | 20 mm of Hg |
| A person undergoing prolonged fasting. his urine will be found to contain abnormal quantities of | Ketones |
| Bowman's glands are found in | Olfactory epithelium |
| What will happen if the strech receptors of the urinary bladder wall are totally removed | Micturition will continue |
| What causes an increase in sodium reabsorption in the DCT | Increase in aldosterone levels |
| Solenocytes are the main excretory structures in | Platyhelminthes |