A Text-book of histologyW.B. Saunders, 1900 - 501 pages |
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Page 51
... extended in various directions during the latter part of the seven- teenth and the eighteenth century . Little advance was made , however , until Robert Brown ( 1831 ) directed attention to a small body found in the cell , previously ...
... extended in various directions during the latter part of the seven- teenth and the eighteenth century . Little advance was made , however , until Robert Brown ( 1831 ) directed attention to a small body found in the cell , previously ...
Page 62
... extend- ing up either limb until the free ends are reached . The smallest particle of chromatin divides , retaining the exact relative position in the twin chromosomes that it possessed in the mother chromo- The daughter chromosomes now ...
... extend- ing up either limb until the free ends are reached . The smallest particle of chromatin divides , retaining the exact relative position in the twin chromosomes that it possessed in the mother chromo- The daughter chromosomes now ...
Page 63
... extending between the two chains of granules until the cell is completely divided . At this time , also , the threads of the amphiaster disappear or are drawn into the nucleus . The centrosomes , with centrospheres , again lie by the ...
... extending between the two chains of granules until the cell is completely divided . At this time , also , the threads of the amphiaster disappear or are drawn into the nucleus . The centrosomes , with centrospheres , again lie by the ...
Page 64
... extending from pole to pole . Later the threads break at the equator and move toward the poles , again dividing to form the daughter stars . 2. AMITOSIS . Very different from the indirect form of nuclear division is the direct or ...
... extending from pole to pole . Later the threads break at the equator and move toward the poles , again dividing to form the daughter stars . 2. AMITOSIS . Very different from the indirect form of nuclear division is the direct or ...
Page 91
... extended , they appear straight ; when relaxed , they show broad , bold curves , or are arranged in the form of a spiral . The broken ends of the fibers are bent in the form of a hook . F. P. Mall has shown that elastic fibers are com ...
... extended , they appear straight ; when relaxed , they show broad , bold curves , or are arranged in the form of a spiral . The broken ends of the fibers are bent in the form of a hook . F. P. Mall has shown that elastic fibers are com ...
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absolute alcohol alveoli Anat aqueous solution Arch arranged arteries basal blood blood-cells blood-vessels bone branches bundles Canada balsam canal capillaries capsule cartilage cavity cell-bodies celloidin centrosome ciliary color columnar connective tissue connective-tissue consists containing corpuscles cortex dendrites developed distilled water Dogiel ducts elastic fibers elements embryonic epithelial cells epithelium fibrils fibrous fixed fluid follicle ganglia ganglion cells glands glomerulus granular granules hematoxylin Huber human imbedded inner intestine lamellæ latter leucocytes lobules longitudinal lymph medullary sheaths medullated nerve-fibers method microtome mikr molecular layer mucosa mucous membrane muscle muscle-fibers muscular nerve nerve-endings neuraxes neurones nuclei numerous osmic acid outer ovum papillæ paraffin periosteum peripheral pigment placed plexus portion posterior potassium protoplasm region retina sclera sections sensory silver nitrate spaces specimens spinal cord stained stratum structure substance surface surrounded sustentacular cells sympathetic neurones telodendria tendon terminal thin tion trabeculæ tubules Ueber veins vessels xylol