To reiterate some of his most interesting feats of strength from the video below: 1  Leeâs striking speed from three feet with his hands down by his side reached five hundredths of a second. 2  His combat movements were at times too fast to be captured on film for clear slow motion replay during that time.
Muscles of Respiration. During quiet breathing, the predominant muscle of respiration is the diaphragm. As it contracts, pleural pressure drops, which lowers the alveolar pressure, and draws air in down the pressure gradient from mouth to alveoli.
î î î. What does the respiratory system consist of? What is respiration? What does respiration consist of? What is ventilation? What is cellular respiration? How many groups can the organs of the respiratory tract be divided into? What are they? What does the upper respiratory tract consist of? What does the lower respiratory tract consist of? What