MCQ
Eustachian tube connects.
- AInternal pharyax.
- BExternal ear with internal ear.
- ✓Middle ear with pharynx.
- DExternal ear with middle ear.
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$I.$ Malpighian corpuscle
$II.$ $PCT $(Proximal Convoluted Tubules)
$III.$ $DCT$ (Distal Convoluted Tubules)
$IV.$ Loop of Henle
$V.$ Collecting duct