The food must be digested, absorbed and excreted with great rapidity.
In the first few days after birth, a special type of milk called colostrum is excreted which is rich in fats and protein.
As it is largely excreted by the lungs it may be found useful in bronchial asthma.
honeydew excreted by the insects.
The drug circulates in the blood in the form of an albuminate and is slowly excreted by the kidneys.