MCQ
The placenta is attached to the developing seed near the.
- ATesta.
- ✓Hilum.
- CMicropyle.
- DChalaza.
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$I.$ Urine is hypertonic while entering distal convoluted tubule.
$II.$ When the urine moves in the collecting tubule, it becomes hypertonic.
$III. $ Urine is isotonic in proximal convoluted tubule.
$IV.$ Urine becomes more and more hypotonic as it passes through the descending Henle's loop.