(a) Ascending limb of Henle’s loop is …………. to water whereas the descending limb is ………… to it. (b) Reabsorption of water from distal parts of the tubules is facilitated by hormone …………. (c) Dialysis fluid contains all the constituents as in plasma except ………….. (d) A healthy adult human excretes (on average) ………………. gm of urea/day.
(a) Ascending limb of Henle’s loop is …………. to water whereas the descending limb is ………… to it. (b) Reabsorption of water from distal parts of the tubules is facilitated by hormone …………. (c) Dialysis fluid contains all the constituents as in plasma except ………….. (d) A healthy adult human excretes (on average) ………………. gm of urea/day.
Answer
(a) The ascending limb of Henle’s loop is impermeable to water, while the descending limb is permeable. (b) ADH (antidiuretic hormone) facilitates reabsorption of water. (c) Dialysis fluid lacks proteins. (d) The average human excretes about 20-25 gm of urea per day.