The olecranon bursa is a fluid filled sac-like structure that acts as a cushion, allowing the posterior skin of the elbow to glide past the olecranon process with minimal friction. 8 mm; proximal projection of olecranon process beyond proximal rim of semilunar notch, 0.
The nerve cell, being of an animal would contain various organelles, including the cell membrane,nucleus (which contains the nucleolus, the cytoplasm, mitochondria, lysosomes, â¦ cytoskeleton, chromatain Endoplasmic reticulum, Golgi Apparatus, and possibly flagella, cilia, centriols and ribosomes.
The peripheral nervous system or PNS contains the nerves, which leave the brain and the spinal cord and travel to certain areas of the body. The peripheral nervous system's main job is to send information gathered by the body's sensory receptors to the CNS as quickly as possible.he two parts are the central nervous system and the peripheral nervous. The central nervous system or the CNS contains the brain and the spinal cord. All together, the brain and the spinal cord serve the nervous system's command station.