Osteoclasts resorb calcium, whereas osteoblasts absorb calcium.

Human obtain Vitamin D from:

Via the __________ division of the peripheral nervous system (PNS), motor commands are sent from the CNS to muscles and glands.

The __________ has C-shaped cartilages in its wall.

Most foreign objects in the trachea get trapped in the right bronchi.

Most foreign objects in the trachea get trapped in the right bronchi.

Energy is expended by the cell in _________ transport.

__________ cells can withstand a lot of stretching and so are seen in the urinary bladder.

__________ cells can withstand a lot of stretching and so are seen in the urinary bladder.

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