Description : Which one of the following correctly explains the function of a specific part of the human nephron? (a) Podocytes : create minute spaces (slit pores) for the filtration of blood into the ... blood capillaries (d) Afferent arteriole : carries the blood away from the glomerulus towards renal vein.
Last Answer : (a) Podocytes : create minute spaces (slit pores) for the filtration of blood into the Bowman’s capsule
Description : In what organ in the human body would you find the glomerulus, Bowman's capsule, the loop of Henle and the collecting duct?
Last Answer : ANSWER: KIDNEY
Description : The part of nephron involved in active reabsorption of sodium is (a) distal convoluted tubule (b) proximal convoluted tubule (c) Bowman’s capsule (d) descending limb of Henle’s loop.
Last Answer : (b) proximal convoluted tubule
Description : Which one of the four parts mentioned below does not constitute a part of single uriniferous tubule? (a) Distal convoluted tubule (b) Collecting duct (c) Bowman’s capsule (d) Loop of Henle
Last Answer : (b) Collecting duct
Description : Reabsorption of useful substances back into the blood from the filtrate in a nephron occurs in or In which part of kidney, Glucose and amino acids are
Last Answer : Reabsorption of useful substances back into the blood from the filtrate in a nephron occurs in or In ... of Henle D. Ascending limb of loop of Henle
Description : What does Glomerulus and Bowman’s capsule constitute? -Do You Know?
Last Answer : answer:
Description : Concentration of urine depends upon which organ? (a) Bowman’s capsule (b) Length of Henle’s loop (c) PCT (d) Network of capillaries arising from glomerulus
Last Answer : (b) Length of Henle’s loop
Description : Match the source gland with its respective hormone and function and select the correct option. Source Hormone Function gland (a) Anterior Oxytocin Contraction of uterus pituitary muscles during ... (c) Corpus Estrogen Supports pregnancy luteum (d) Thyroid Thyroxine Regulates blood calcium level
Last Answer : (b) Posterior Vasopressin Stimulates pituitary reabsorption of water in the distal tubules in the nephron
Description : The following occur in the proximal tubules of the nephron: a. reabsorption of all glucose b. reabsorption of most water c. secretion of bicarbonate d. active reabsorption of sodium
Last Answer : active reabsorption of sodium
Description : The functional unit of the kidney is - (1) neuron (2) glomerulus (3) nephron (4) ureter
Last Answer : (3) nephron Explanation: Nephron is the basic structural and functional unit of the kidney. Its chief function is to regulate the concentration of water and soluble substances like sodium ... blood volume and blood pressure, controls levels of electrolytes and metabolites, and regulates blood pH.
Description : The functional unit of the kidney is (1) neuron (2) glomerulus (3) nephron (4) ureter
Last Answer : nephron
Description : Furosemide inhibits reabsorption of sodium and chloride in (A) Proximal convoluted tubules (B) Loop of Henle (C) Distal convoluted tubules (D) Collecting ducts
Last Answer : Answer : B
Description : Antidiuretic hormone (A) Is secreted by hypothalamus (B) Secretion is increased when osmolality of plasma decreases (C) Increases obligatory reabsorption of water (D) Acts on distal convoluted tubules and collecting ducts
Last Answer : Answer : D
Description : Aldosterone increases Na+ reabsorption and K+ excretion in the renal collecting duct cells by: A. Inducing synthesis of Na+K+ATPase B. Inducing synthesis of amiloride sensitive Na+ channels C. Translocating Na+ channels from cytosolic site to luminal membrane D. All of the above
Last Answer : D. All of the above
Description : Water reabsorption in the distal parts of kidney tubules is regulated by
Last Answer : Water reabsorption in the distal parts of kidney tubules is regulated by A. STH B. TSH C. ADH D. MSH
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 : Reabsorption of useful substances from glomerular filtrate occurs in (a) collecting tube (b) loop of Henle (c) proximal convoluted tubule (d) distal convoluted tubule.
Last Answer : (c) proximal convoluted tubule
Description : What structure of kidney contains the collecting tubules?
Last Answer : medulla
Description : Bowman’s glands are located in the (a) anterior pituitary (b) female reproductive system of cockroach (c) olfactory epithelium of our nose (d) proximal end of uriniferous tubules.
Last Answer : (c) olfactory epithelium of our nose
Description : What is the bunch of capillaries seen in- side the Bowman's capsule called?
Last Answer : Glomerulus
Description : Which blood vessel bringing blood into Bowman’s capsule? -General Knowledge
Last Answer : The answer is 'Afferent arteriole'
Description : What is Bowman's Capsule ?
Last Answer : : In the renal corpuscle, the enlarged portion of the glomerular capillary reticulum and the scaly epithelium is called the bowman's capsule.
Description : Which blood vessel bringing blood into Bowman's capsule?
Last Answer : Afferent arteriole
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 is not a part of a renal pyramid? (a) Peritubular capillaries (b) Convoluted tubules (c) Collecting ducts (d) Loop of Henle
Last Answer : (b) Convoluted tubules
Description : Proximal and distal convoluted tubules are parts of (a) seminiferous tubules (b) nephron (c) oviduct (d) vas deferens
Last Answer : (b) nephron
Description : Thiazide diuretics inhibit (A) Carbonic anhydrase (B) Aldosterone secretion (C) ADH secretion (D) Sodium reabsorption in distal tubules
Description : Obligatory reabsorption of water (A) Is about 50% of the total tubular reabsorption of water (B) Is increased by antidiuretic hormone (C) Occurs in distal convoluted tubules (D) Is secondary to reabsorption of solutes
Description : Aldosterone increases reabsorption of sodium in (A) Proximal convoluted tubules (B) Ascending limb of loop of Henle (C) Descending limb of loop of Henle (D) Distal convoluted tubules
Description : Antidiuretic hormone: a. decreases the osmolarity of urine b. decreases the volume of urine c. increases the reabsorption of water in the proximal tubules d. is synthesized in the posterior pituitary gland
Last Answer : decreases the volume of urine
Description : The following are true about aldosterone: a. it is secreted by the adrenal medulla b. its secretion is stimulated by decreased blood volume c. it stimulates active reabsorption of sodium in the distal renal tubules. d. it causes increased secretion of potassium by the distal renal tubules.
Last Answer : it causes increased secretion of potassium by the distal renal tubules.
Description : Which of the following would help in prevention of diuresis? (a) More water reabsorption due to undersecretion of ADH. (b) Reabsorption of Na+ and water from renal tubules due to ... Atrial natriuretic factor causes vasoconstriction. (d) Decrease in secretion of renin by JG cells. (NEE
Last Answer : (b) Reabsorption of Na+ and water from renal tubules due to aldosterone.
Description : Aldosterone enhances Na+ reabsorption in renal tubules by: A. Stimulating carbonic anhydrase B. Activating Na+ K+ ATPase C. Inducing the synthesis of Na+ K+ ATPase D. Inducing renal prostaglandin synthesis
Last Answer : C. Inducing the synthesis of Na+ K+ ATPase
Description : 06. A hydrophilic medicinal agent has the following property: a) Low ability to penetrate through the cell membrane lipids b) Penetrate through membranes by means of endocytosis c) Easy permeation through the blood-brain barrier d) High reabsorption in renal tubules
Last Answer : a) Low ability to penetrate through the cell membrane lipids
Description : In a normal nephron: a. the descending loop of Henle is impermeable to water b. anti-diuretic hormone (ADH) increases the permeability of collecting ducts to water c. all the filtered ... in the proximal tubule d. nearly all the filtered protein is reabsorbed in the proximal convoluted tubule
Last Answer : nearly all the filtered protein is reabsorbed in the proximal convoluted tubule
Description : Brush border is characteristic of (a) neck of nephron (b) collecting tube (c) proximal convoluted tubule (d) all of these.
Description : Bowmann’s capsule belongs to which of the followings: A A. Nephron B. Neuron C. Cerebrum D. Hepatocytes
Last Answer : Nephron
Description : Which of the following part of Nephron is situated in the cortex of kidney ?
Last Answer : Which of the following part of Nephron is situated in the cortex of kidney ? A. Malpighian Corpuscles B. PCT C. DCT D. All of the above
Description : The basic functional unit of human kidney is (a) nephridia (b) Henle’s loop (c) nephron (d) pyramid.
Last Answer : (c) nephron
Description : Select the correct sequence for transport of sperm cells in male reproductive system. (a) Testis → Epididymis → Vasa efferentia → Vas deferens → Ejaculatory duct → Inguinal canal → Urethra → ... → Urethral meatus (d) Seminiferous tubules → Vasa efferentia → Epididymis → Inguinal canal → Urethra
Last Answer : (c) Seminiferous tubules → Rete testis → Vasa efferentia → Epididymis → Vas deferens → Ejaculatory duct → Urethra → Urethral meatus
Description : Amiloride inhibits K+ excretion in the distal tubules and collecting ducts by blocking: A. Electrogenic K+ channels B. Electrogenic Na+ channels C. Nonelectrogenic Na+-Cl– symport D. H+K+ATPase
Last Answer : B. Electrogenic Na+ channels
Description : The following diuretic acts on the luminal membrane of distal tubule and collecting ducts to inhibit electrogenic Na+ reabsorption so that K+ excretion is diminished and bicarbonate excretion is enhanced: A. Xipamide B. Isosorbide C. Triamterene D. Spironolactone
Last Answer : C. Triamterene
Description : Actions of oxytocin include the following except: A. Vasoconstriction B. Increased water reabsorption in renal collecting ducts C. Contraction of mammary myoepithelium D. Release of prostaglandins from endometrium
Last Answer : A. Vasoconstriction
Description : In kidney, glomerulus is involved in
Last Answer : In kidney, glomerulus is involved in A. Reabsorption of salts B. Urine collection C. Urine formation by blood filtration D. Tubular secrection
Description : Which of the following statement(s) is/are true concerning water movement across cell membranes? a. Water moves only actively through cell membrane transport proteins b. For most cells of ... cells such as the glomerulus of the kidney actively transport water to maintain hydrostatic pressure
Last Answer : Answer: b, c The energetics of water transport across cell membranes is simplified by the fact that water moves only passively due to gradients of hydrostatic pressure or water ... water is distributed at equilibrium. Water distribution is determined entirely by solute to solute distribution
Description : In the human kidney: a. renal plasma flow is normally 660 ml/minute b. blood flow in the cortex is greater than that in the medulla c. resorption of ions and water ... the distal convoluted tubules d. anti-diuretic hormone increases water resorption mainly in the distal convoluted tubules
Last Answer : blood flow in the cortex is greater than that in the medulla
Description : The vasopressin action(s) mediated by V2 receptors include(s): A. Increased water permeability of collecting duct cells B. Increased urea permeability of collecting duct cells C. Vasoconstriction D. Both 'A' and 'B
Last Answer : D. Both 'A' and 'B