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Wu Lien-teh (Chinese: 伍連德; pinyin: Wǔ Liándé; Jyutping: Ng 5 Lin 4 Dak 1; Pe̍h-ōe-jī: Gó͘ Liân-tek; Goh Lean Tuck and Ng Leen Tuck in Minnan and Cantonese transliteration respectively; 10 March 1879 – 21 January 1960) was a Malayan physician renowned for his work in public health, particularly the Manchurian plague of 1910–11.
A U.S. marine performing a pull-up. A pull-up is an upper-body strength exercise.The pull-up is a closed-chain movement where the body is suspended by the hands, gripping a bar or other implement at a distance typically wider than shoulder-width, and pulled up.
Chin-ups and pull-ups are similar exercises but use opposite facing grips. For a chin-up, the palms of the hands are facing the person as they pull up their body using the chin-up bar. The chin-up involves the biceps muscles more than the pull-up but the lats are still the primary mover. [8] For a pull-up, the bar is grasped using a shoulder ...
Closed chain exercises are often compound movements, that generally incur compressive forces, while open-chain exercises are often isolation movements that promote more shearing forces. [ 1 ] CKC exercises involve more than one muscle group and joint simultaneously rather than concentrating solely on one, as many OKC exercises do (single-joint ...
A roll is the most basic and fundamental skill in gymnastics class. There are many variations in the skill. Rolls are similar to flips in the fact that they are a complete rotation of the body, but the rotation of the roll is usually made on the ground while a flip is made in the air with the hips passing over the head and without any hands touching the ground.
The front lever is a gymnastic and calisthenic move - a static hold normally performed on the still rings or the pull-up bar. A front lever is performed by lowering from an inverted hang until the body is completely horizontal and straight with the front of the body facing upwards.
The head-tilt/chin-lift is a procedure used to prevent the tongue obstructing the upper airways.The maneuver is performed by tilting the head backwards in unconscious patients, often by applying pressure to the forehead and the chin.
A dumbbell may also be held between the knees or ankles. For less resistance, an assisted dip/pull-up machine can be used which reduces the force necessary for the exerciser to elevate their body by use of a counterweight. One may also use resistance bands hooked under their feet to help if they lack the strength to properly perform a dip. [3]