| 1872 - 332 páginas
...tabes or holes wh ich go in a spiral manner through the skin, and end in what is called a little gland. They are too small to be seen by the naked eye, but there are many of them. Dr. Wilson counted on the palm of the hand, in a space an inch square, 3,528,... | |
| William Pepper - 1895 - 1114 páginas
...sometimes the plastic substance resulting from the disintegration of the cellular lining. Individually they are too small to be seen by the naked eye, but in the amount usually collected they appear as a light gray sediment, or perhaps as a cloud at or near... | |
| James William Holland - 1905 - 646 páginas
...crystals of oxalate of lime. resulting from the disintegration of the cellular lining. Individually they are too small to be seen by the naked eye, but in the amount usually collected they appear as a light-gray sediment, or perhaps as a cloud at or near... | |
| James William Holland - 1908 - 698 páginas
...sometimes the plastic substance resulting from the disintegration of the cellular lining. Individually they are too small to be seen by the naked eye, but in the amount usually collected they appear as a light-gray sediment, or perhaps as a cloud at or near... | |
| Mississippi. State Board of Health - 1911 - 270 páginas
...the person should be treated for hookworms. QUESTION 27. CAN THESE EGGS BE SEEN BY THE NAKED EYE? No; they are too small to be seen by the naked eye. But when the "A "repeater" Is a pupil who spends more than one year In a gradei he "repeats" his work for... | |
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