Answer:
produce sound when they come together and then vibrate as air passes through them during exhalation of air from the lungs. This vibration produces the sound wave for your voice. In order for the sound to be clear and not raspy or hoarse, the vocal folds must vibrate together symmetrically and regularly
Explanation:
A. True
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Answer:
Fracture healing is a biological process in continuum from fracture to healed stage. It involves a sequence of dynamic events which ultimately restores the integrity of the bone and its biomechanical properties.1 Bone is the only biological tissue which heals by making bone and the rest of the tissues heal by making a different tissue. The process of healing starts immediately after injury and continues thereafter. The events take place at the cellular level and the summation of these changes are seen as healing. The fracture healing is influenced by physical, chemical and environmental factors.2