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When carbon dioxide bonds to hemoglobin, the compound carbaminohemoglobin is formed.

The units of heat that measure the amount of energy in food are called calories.

During urine formation, some substances move from the plasma in the peritubular capillary into the renal tubule by the process called _____.

Vitamin B can be synthesized from a sterol in the skin.

The pitch of a vocal sound is controlled by changing the

The basic food group that supplies the best source of vitamin C is

Increasing blood concentrations of carbon dioxide and hydrogen ions have similar effects upon the respiratory center due to

The mucous membrane lining the nasal cavity functions to

The glomerular filtrate in the proximal convoluted tubule is _____ to the plasma of the peritubular capillary.

The first event in expiration is