Muscle contraction ends when calcium ions are pumped back to the sarcomere. During stimulation of the muscle cell, the motor neuron releases the neurotransmitter acetylcholine which travels across the neuromuscular junction (the synapse between the terminal bouton of the neuron and the muscle cell).
Hellebore. Helleborus. Hellebores are so easy and so pretty, they have a place in nearly every landscape. Their exquisite bowl-or saucer-shape flowers in white (often speckled), pinks, yellows, or maroon remain on the plant for several months, even after the petals have fallen. Deer-resistant and mostly evergreen, hellebores' divided leaves rise on sturdy stems and may be serrated (like a knife) along the edges. Grow hellebores in shade where soil remains moist; some hellebores prefer acid or alkaline conditions, depending on variety.
Common names include gymnema, cowplant, Australian cowplant, gurmari, gurmarbooti, gurmar, periploca of the woods, meshasringa (à¤®à¥à¤·à¤¶à¥à¤à¤) , Bedki cha pala (à¤¬à¥à¤¡à¤à¥à¤à¤¾ à¤ªà¤¾à¤²à¤¾) and miracle fruit (also a common name for two unrelated plants).roperties [edit]. G. sylvestre has long been thought of as a medicinal plant in Asia. The plants contain a large number of chemicals, including triterpenoids, which may have pharmacological properties. The constituent saponins have the effect of suppressing the taste of sweetness.