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A crash test dummy, or simply dummy, is a full-scale anthropomorphic test device (ATD) that simulates the dimensions, weight proportions and articulation of the human body during a traffic collision. Dummies are used by researchers, automobile and aircraft manufacturers to predict the injuries a person might sustain in a crash. [ 1 ]
On average, men have around 5-20 times more testosterone than women and naturally and biologically males gain more muscle mass and size than women. [23] However, women can also build muscle mass by increasing the testosterone level naturally. [ 24 ]
The original 50th percentile male Hybrid III's family expanded to include a 95th percentile male, 5th percentile female which is described as 'female' but is still based on the male body shape, [1] and three-year-old and six-year-old child dummies. 6 year-old and 3 year-old Hybrid III dummies sitting in a Lexus RX350 prior to an static side airbag deployment test.
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Human body weight is a person's mass or weight.. Strictly speaking, body weight is the measurement of mass without items located on the person. Practically though, body weight may be measured with clothes on, but without shoes or heavy accessories such as mobile phones and wallets, and using manual or digital weighing scales.
Test subjects may have been invited instead of random sampling, resulting in sampling bias. Some countries may have significant height gaps between different regions. For instance, one survey shows there is 10.8 centimetres (4.3 in) gap between the tallest state and the shortest state in Germany. [6]
Pectoral muscles (colloquially referred to as "pecs") are the muscles that connect the front of the human chest with the bones of the upper arm and shoulder. This region contains four muscles that provide movements to the upper limbs or ribs. Deep muscles of the chest, including pectoralis minor, serratus anterior, and subclavius (Gray 1918)