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Fusillo, the singular form of fusilli, means 'little spindle' in Italian. [2] Fusilli are traditionally made by wrapping pasta dough around a spindle, or fuso in Italian. . Fusilli are believed to be of Arab derivation, and are known as busiata in Sicily and busa in Sardinia, the two Italian regions where Muslim civilization first penetrate
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The motor part of the spindle is provided by motor neurons: up to a dozen gamma motor neurons also known as fusimotor neurons. [4] These activate the muscle fibres within the spindle. Gamma motor neurons supply only muscle fibres within the spindle, whereas beta motor neurons supply muscle fibres both within and outside of the spindle.
Fusiform (from Latin fusus ‘spindle’) means having a spindle-like shape that is wide in the middle and tapers at both ends.It is similar to the lemon-shape, but often implies a focal broadening of a structure that continues from one or both ends, such as an aneurysm on a blood vessel.
The shells are usually reddish in color and have a moderate to large size, reaching a height between 1.0 and 60 cm. The shells are spindle-shaped and biconic. The spire is elongated. The siphonal canal is well developed and is long to moderately long. The columella varies between a smooth appearance and showing spiral folds.
The presence of multipolar spindles in cancer cells is one of many differences from normal cells which can be seen under a microscope.Cancer is defined by uncontrolled cell growth and malignant cells can undergo cell division with multipolar spindles because they can group multiple centrosomes into two spindles.
The thread still ends up on a spindle, just as it did before the invention of the wheel. [3] The wheel itself was originally free-moving, spun by a hand or foot reaching out and turning it directly. Eventually, simple mechanisms were created that let a person simply push at a pedal and keep the wheel turning at an even more constant rate.
Astral microtubules anchor the spindle poles to the cell membrane. Microtubule polymerization is nucleated at the microtubule organizing center . An aster is a cellular structure shaped like a star , consisting of a centrosome and its associated microtubules during the early stages of mitosis in an animal cell.