Question

substances in the filtrate are brought back into the blood circulation. mm substances in the blood are actively transported directly into the filtrate. 22. is a hormone released by the kidneys when bloodressure falls. 23. The flatworm has a simple excretory system. Label the structures indicated on the following diagram of a flatworm. -OS 16. Under which of the following condit hormone, ADH, to increase? of the following conditions would you expect the production and secretion of the a. trapped, uh apped, unharmed, under the rubble that used to be your house after a large storm ve just suffered your first loss of the 4th of July softball tournament, and now your team will need to play six games in one day with only two 1-hour breaks to reach the championship game. C. A plumber came out early in the morning and shut off the water supply to your new house so that a new water main could be put in. All that you've been doing is sitting around the house in the shade waiting for the water to come back on and for the delivery of your new dishwasher and refrigerator. The water to the house isn't turned on until 7 p.m. that evening. d. all of the above e, none of the above

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Answer 1

20) in reabsorption, substance in filtrate is bring back to nloodstream

21) in excretion, substance from blood is actively transported in to filtrate.

22) Renin is the hormone released from the kidney when blood pressure falls.

Kidney are the important organs in our body. They are made up of millions of structural unit nephrons . They filter the blood and excrete the waste fully material in form of urine . The main steps on urine formation are.

a) filtration- in this process blood Is filtered through glomerulus membrane and form glomerular filtrate.

b) reabsorption- in this process, various important constituents present in filtrate is reabsorbed from the filtrate. Approximately 95 percent of reabsorption occur in proximal convulated tubules.

c) secretion- in this phase substance secreted directly in to filtrate eg dye and H ions.

23) A - 1 pair if cerebral ganglia

B - phyranx which is extend through mouth

C - excretory canal

D - flame cell

E - tubule

Question 16 ) option c, a plumber came in the morning and shut off the water supply in your home so that a new water can made it .......

Explanation- in this situation you are deprived of water since long time. So this will activate release of ADH ( anti diuretic hormones) from the posterior pituitary. This act on DCt of kidney, cause absorption of Na followed by water . Thus cause retention of water.

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