Scoring standard of physical sit-ups in Xiamen senior high school entrance examination
The evaluation criteria for sit-ups in Xiamen physical education senior high school entrance examination are as follows:
1, boys: the score > =54 is excellent; 24-53 good; 2. Girls' scores > =52 are excellent; 22-5 1 good; The correct way to do sit-ups is to lie on your back on the floor mat, with your knees bent about 90 degrees and your feet flat on the ground. Don't fix your feet on the flat ground (for example, your partner presses your ankles with his hands), otherwise the flexors of thighs and buttocks will also join the work, thus reducing the workload of abdominal muscles.
Sit-ups with straight legs will increase the burden on the back and easily cause damage to the back. Determine the position of your hands according to the strength of your abdominal muscles, because the closer your hands are to your head, the more difficult it will be to do sit-ups. Novices can put their hands on their sides, and when they get used to it or improve their physical fitness, they can cross their hands on their chests.
Sit-ups-1, lying on the ground, knees bent, slightly open to hip width, feet flat on the ground. 2. The body is completely attached to the ground. Bend your elbow and gently stroke your ear with your palm. When inhaling and exhaling, curl up slowly, with your head and shoulders off the ground, your arms open and your back on the ground. Key points: don't hold your head with your hands, but use your shoulders, neck and abdomen.
Sit-up posture 2 1, supine, legs together, hands raised or put to the ear, knees slightly apart, legs at 90 degrees. Keep your feet flat on the ground. 2. Use abdominal muscles to contract and quickly become a sitting position. Keep your upper body vertical when you get up, and don't leave your waist on the ground, then slowly descend to the initial position, and repeat.
Sit-up posture 3 1, supine, bend your knees, leave your back above the ground, straighten your arm diagonally above your right arm, and keep your arm at 45 degrees from the ground. 2, the left arm down, straight on the left side, don't touch the ground, keep parallel to the ground. After a few seconds, changing the left arm is the same, and the right arm is parallel to the ground. 3. Alternate your arms back and forth. Attention: the straight arm must be straight, and the arm placed on the side must be careful not to fall to the ground and keep it straight and parallel to the ground.
Sit-ups 4 1. On the basis of pose 3, the back and head are off the ground while the arm is straight, and the angle with the ground is expanded to 60 degrees. 2. Straighten your legs and lift them up directly, with the soles of your feet facing the ceiling, so that your legs are perpendicular to the ground and your back and head remain off the ground.
Sit-ups posture 5 1, supine, back and head off the ground, leg lifts and knees bent, thighs and calves at right angles. 2, the calves cross each other, you can put the right calf on it first, keep it for 4 seconds at a time, and then change the left leg. The calves are crossed many times. Note: when crossing, the back and head should not touch the ground, and the arms should not be close together. Open the box.
Sit-ups posture 6 Lie on your back on the ground with your legs together, bend your knees and lift up so that your calves are parallel to the ground. Bend your elbows open and put your hands next to your ears. The upper body curls up and can twist left and right after reaching a certain angle.
Posture when using the sit-up board: sit on the sit-up board, lie down along the board, put your hands on your shoulders or stick them on your ears, make an angle of 60-75 with the ground when you get up, and keep an angle of 30 with the ground when you lean back, and don't walk to the finish line; Exhale when you get up and inhale when you lean back.
Legal basis:
Article 11 of the Education Law of the People's Republic of China adapts to the needs of the development of socialist market economy and social progress, promotes education reform, promotes the coordinated development and convergence of all kinds of education at all levels, improves the modern national education system, improves the lifelong education system, and improves the level of educational modernization. The state takes measures to promote educational equity and balanced development of education. The state supports, encourages and organizes educational scientific research, popularizes the achievements of educational scientific research and promotes the improvement of educational quality.