70. The structural and functional units of the kidney are called A. nephrons B.

Question

70. The structural and functional units of the kidney are called A. nephrons B. renal papillae. C. renal pyramids. D. renal columns E. renal tubes. E. columns 71. The network of capillaries that is located in Bowman's capsule is called the A. vasa recta B. glomerulus. C. peritubular capillary D. proximal convoluted capillary. E efferent arteriole 72. The portion of the nephron that empties into the collecting duct is the A. glomerulus B. ascending loop of Henle C. distal convoluted tubule. D. proximal convoluted tubule. E. descending loop of Henle. 73. The urinary bladder A. stores urine until it is voided. B. empties to the exterior via the ureters. C. contains a muscle called the trigone. D. is superior to the kidney E. filters urine 74. The location of the testes and epididymides in the scrotum A. allows more room for other organs in the abdominal cavity B. keeps these organs close to the penis. C provides a temperature that is suitable for normal sperm development. D. keeps them isolated from the accessory glands of the system. E. helps to protect them. 75. Sperm are produced in the A. rete testis. B. efferent ductules. C seminiferous tubules D. interstitial cells. E. vas deferens. 76. The interstitial cells or Leydig cells A. produce sperm. B. form the wall of the rete testis. C, cover the testis with a white tunic. D. secrete seminal fluid.

Explanation / Answer

70- a

71- e

72- c

73- a

Note- kidney has nephon as unit of it . Where nephron contain bowman capsule and ducts connecting to outward for filtration of urine .

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