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 : The maximum amount of electrolytes and water (70 – 80 percent) from the glomerular filtrate is reabsorbed in which part of the nephron? (a) Ascending limb of loop of Henle (b) Distal convoluted tubule (c) Proximal convoluted tubule (d) Descending limb of loop of Henle
Last Answer : (c) Proximal convoluted tubule
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 : What structure is between the proximal and distal convoluted tubules?
Last Answer : Need answer
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 : 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
Last Answer : Answer : D
Description : Removal of proximal convoluted tubule from the nephron will be result in
Last Answer : Removal of proximal convoluted tubule from the nephron will be result in A. More concentrated urine B. ... C. No urine formation D. More diluted urine
Last Answer : Removal of proximal convoluted tubule from the nephron will be result in A. No urine formation B. ... D. No change in quality and quantity of urine
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.
Last Answer : (c) proximal convoluted tubule
Description : Removal of proximal convoluted tubule from the nephron will result in (a) no change in quality and quantity of urine (b) no urine formation (c) more diluted urine (d) more concentrated urine.
Last Answer : (c) more diluted urine
Description : Cuboidal epithelium with brush border of microvilli is found in (a) lining of intestine (b) ducts of salivary glands (c) proximal convoluted tubule of nephron (d) Eustachian tube
Last Answer : c) proximal convoluted tubule of nephron
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 : Reabsorption of useful substances from glomerular filtrate occurs in (a) collecting tube (b) loop of Henle (c) proximal convoluted tubule (d) distal convoluted tubule.
Description : The Na+ retaining action of aldosterone is exerted on the: A. Proximal convoluted tubule B. Ascending limb of loop of Henle C. Cortical diluting segment D. Distal convoluted tubul
Last Answer : D. Distal convoluted tubule
Description : True statements about aldosterone include: a. secretion is mainly under the control of adrenocorticotrophic (ACTH) hormone secretion b. increases hepatic gluconeogenesis c. its secretion is stimulated by angiotensin d. in the kidney, mainly acts on the proximal convoluted tubules
Last Answer : its secretion is stimulated by angiotensin
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
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 : 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 : 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 : 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 : 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 : Given below is a diagrammatic sketch of a portion of human male reproductive system. Select the correct set of the names of the parts labelled A, B, C, D. A B C D (a) A-Vas deferens, ... vesicle, C-Prostate, D-Bulbourethral gland (d) A-Ureter, B-Prostate, C-Seminal vesicle, D-Bulbourethral gland
Last Answer : (a) A-Vas deferens, B-Seminal vesicle, C-Prostate, D-Bulbourethral gland
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 : 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 : What is ductus deferens (vas deferens)? -Biology
Last Answer : answer:
Description : One of my acquaintances does not have a tube called vas deferens , the disease has been caught. I want to know something about this. ?
Last Answer : There is no vas deferens or vagina, the disease is not seen at all - but it can be. Some people do not have arms , legs or kidney defects , this is also the case.
Description : Vas deferens arises from
Last Answer : Vas deferens arises from A. Cauda epididymis B. Caput epididymis C. Corpus epididymis D. Rete tesis
Description : The common duct formed by the union of vas deferens and duct from seminal vescial is :
Last Answer : The common duct formed by the union of vas deferens and duct from seminal vescial is : A. ... . mulleran duct C. ejaculatory duct D. spermatic duct
Last Answer : Vas deferens arises from A. cauda epididymis B. caput epididymis C. corpus epididymis D. rete testis
Description : Tubectomy is a method of sterilisation in which (a) small part of the fallopian tube is removed or tied up (b) ovaries are removed surgically (c) small part of vas deferens is removed or tied up (d) uterus is removed surgically.
Last Answer : (a) small part of the fallopian tube is removed or tied up
Description : Capacitation occurs in (a) epididymis (b) vas deferens (c) female reproductive tract (d) rete testis.
Last Answer : female reproductive tract
Description : Bartholin’s glands are situated (a) on the sides of the head of some amphibians (b) at the reduced tail end of birds (c) on either side of vagina in humans (d) on either side of vas deferens in humans
Last Answer : (c) on either side of vagina in humans
Description : Hysterectomy is surgical removal of (a) vas deferens (b) mammary glands (c) uterus (d) prostate gland
Last Answer : (c) uterus
Description : Vasa efferentia are the ductules leading from (a) testicular lobules to rete testis (b) rete testis to vas deferens (c) vas deferens to epididymis (d) epididymis to urethra.
Last Answer : b) rete testis to vas deferens
Description : If for some reason, the vasa efferentia in the human reproductive system get blocked, the gametes will not be transported from (a) testes to epididymis (b) epididymis to vas deferens (c) ovary to uterus (d) vagina to uterus.
Last Answer : (a) testes to epididymis
Description : The shared terminal duct of the reproductive and urinary system in the human male is (a) urethra (b) ureter (c) vas deferens (d) vasa efferentia
Last Answer : (a) urethra
Description : Which of the following depicts the correct pathway of transport of sperms? (a) Rete testis → Efferent ductules → Epididymis → Vas deferens (b) Rete testis → Epididymis → Efferent ductules → Vas ... → Efferent ductules → Epididymis (d) Efferent ductules → Rete testis → Vas deferens → Epididymis
Last Answer : (a) Rete testis → Efferent ductules → Epididymis → Vas deferens
Description : In male cockroaches, sperms are stored in which part of the reproductive system? (a) Seminal vesicles (b) Mushroom glands (c) Testes (d) Vas deferens
Last Answer : (a) Seminal vesicles
Description : 13. The sequence of accessory ducts from the testis to the body cavity in Man is--------- (a) Rete testis,vasaefferentia, epididymis and vas deferens (b) Vasa efferentia, rete testis, ... , vas deferens, epididymis and rete testis (d) Epididymis, vasa efferentia , rete testis and vas deferens
Last Answer : (a) Rete testis,vasaefferentia, epididymis and vas deferens
Description : 2.Vas deferens receive duct of seminal vesicle and forms : a) Epididymis b) Urethra c) Ejaculatory duct d) Urethral meatus
Last Answer : c) Ejaculatory duct
Description : Capacitation occurs in : (1) Epididymis (2) Vas deferens (3) Female reproductive tract (4) Rete testis
Last Answer : (3) Female reproductive tract
Description : Which of the following does sperm NOT travel through? a) ureter b) urethra c) vas deferens d) epididymus
Last Answer : ANSWER: A -- URETER
Description : why are seminiferous tubules not the same shape -Biology
Description : why are seminiferous tubules so long -Biology
Description : Release of sperms from seminiferous tubules is called
Last Answer : Release of sperms from seminiferous tubules is called A. Spermiogenesis B. Spermiation C. Spermatogenesis D. Fertilization.