An exudate is a fluid emitted by an organism through pores or a wound, a process known as exuding. Exudate is derived from exude, to ooze, from the Latin exsÅ«dÄre, to (ooze) out like sweat (ex- out and sÅ«dÄre to sweat).
Glacial striations on bedrock. Rocks embedded in the bottom of a massive glacier scratched the rock underneath as the glacier moved along. Even though there is no ice present today, these scratched lines are evidence that glaciers were here in the geologic past.lacial striations are parallel to the handle of the hammer. Look at how the lines all go the same direction. Click to Enlarge. About : The scratch marks on the schoolyard are formed by the process shown on top -- a broom dragged along over wet tar.
So the striations on skeletal muscles actually perform a vital function for limb and/or joint movements. The bands of stripes have specific tasks to ensure that movement occurs smoothly and as directed by the person involved. But striations are not exclusive to skeletal muscles.The muscles of the heart also have similar striations or bands of sarcomeres. The major difference is that cardiac muscles work automatically or involuntarily without the person wanting to do so, while skeletal muscles are voluntarily activated.o the striations on skeletal muscles actually perform a vital function for limb and/or joint movements. The bands of stripes have specific tasks to ensure that movement occurs smoothly and as directed by the person involved. But striations are not exclusive to skeletal muscles.