Ask for help in the junior high school physical education theory exam and ask for answers to the phy

The NBA is American. The CBA is Chinese.

Endurance running is a type of aerobic exercise that is not very intense and lasts for a long time. It does not have excessively high requirements for field equipment, and the technology is simple, it runs through the whole process of school physical education, and it is also one of the most easy to master and carry out, and can participate in one of the mass fitness projects for life. At the same time, it is also a project that teachers should attach great importance to its monotony and boredom in teaching.

Endurance running is a long-term periodic exercise, with single technical and tactical changes, single changes in the sports environment, a long time for the central nervous system and locomotor system to tolerate blood lactate, and the physiological response of the body in the early stage of exercise is more significant.

Endurance running is an aerobic and metabolic exercise that is most effective for improving endurance and improving the function of the body's cardiovascular system.

1. 1.Equal feet stand 2Swing your arms 3The center of gravity of the body is shifted forward 4Pedal pendulum.

1. Prepare the posture. Stand with your feet parallel to each other, 1015 cm apart, bend your legs (the angle between your big and lower legs is about 7080 degrees), lean your upper body slightly forward, lean your head forward or lift your head slightly with your upper body (naturally, the back of your neck is relaxed), and your arms hang naturally and loosely on your sides.

2. The moment of take-off. The take-off needs to be completed quickly, and the essentials of this moment are: under the condition of keeping the upper body posture unchanged, do a small squat with both knees slightly forward kneeling, and at the same time do a small backward swing of the arms to make the body in a fully compressed state, and the squat and back swing are determined by whether the legs can quickly push and stretch hard.

3. Take off and exert force. At the moment after completing the above actions, the two feet push the ground hard, and the arms swing forward and upward at the same time, and a good jump should be done at the moment when the feet leave the ground to fully extend the ankles, knees, and hips, and the order of force should be extended from the ankles, and the head should be lifted after leaving the ground.

4. Air and landing. Once your feet are off the ground, hold this position in the air to the highest point of the air, then bend your knees and raise your thighs above level at the same time. At the same time, lean forward with your upper body leaning forward against your thighs, and lower your arms slightly with your upper body leaning forward, ready to land.

When you are about to land, keep your thighs from falling and stretch your calves up and forward, as close to the horizontal position as possible, and at the moment of landing, kneel forward with both knees and pounce forward with your upper body, so as not to fall backwards and affect the jumping effect. The above series of movements are completed in a very short instant, and care should be taken to be quick and consistent.

2. If you are not far from the edge of the pool, you can go ashore and sit on the edge of the pool, stretch your cramped legs, grab your toes with one hand and pull them in the direction of your body, and press down on your knees with the other hand to stretch the muscles in the back of your legs, which can be relieved. Don't rush into the water after relieving, stretch and massage for a while, and wait for the discomfort to disappear before entering the water.

If you are far away from the edge of the pool, take a deep breath first, float on your back, grab your toes with the hand opposite the cramped leg and pull it in the direction of your body, press down on your knee with the other hand to stretch the back of your leg, and go ashore to continue massaging and stretching after relieving it.

3.1. Raise muscle temperature and prevent exercise operations.

2. Improve the functional level of internal organs.

3. Regulate the state of mind.

4.The first paragraph holds Tianli Sanjiao with both hands.

The second section opens the bow left and right like shooting an eagle.

The third stage regulates the spleen and stomach arm single lift.

The fourth paragraph: Five labors and seven injuries, look back.

The fifth paragraph: Shake your head and tail to get rid of the fire.

The sixth paragraph: Climb the feet with both hands to strengthen the kidneys and waist.

The seventh paragraph: Gather fists and increase your strength.

Paragraph 8 Behind the seven ups and downs.

5。Cadence, stride length, wind direction, lower limb strength, arm swing and breathing.

The sprint technique is divided into four parts: starting, acceleration after starting, midway and finish.

The main training methods to improve sprinting skills are: small stride, high leg raise, back pedal, wheel running, etc.

Everyone else in front of me has written it, so I'll talk about the last question. I'm also provincial.,It's mainly a question check.,Selected copy)

3. What is the role of preparatory exercise in physical education class? Why Prepare for Exercise?

How to do this?

Provincial drops).

(The first four stages of the function: healing).

One style, both hands support Tianli Sanjiao Function: upper focus on the heart and lungs, middle focus on the spleen and stomach, lower focus on the liver and kidneys, palm upward support, little finger and ring finger have a feeling of numbness. Two styles, left and right open bows like condor shooting

The index finger pushed forward is upward, the thumb is obliquely upward, and there will be a feeling of numbness and swelling if the practice is correct Three forms, regulating the spleen and stomach must be lifted alone Function: Regulating the spleen and stomach Four styles, five labors and seven injuries Look backwards, function: Ren Du Tong, sick and not born, head rotation, hand press, open up Ren Du two pulses.

The last four stages of the role: strengthen the body).

Five styles, shaking the head and tail to the heart fire, function: kidney strengthening (to the heart fire that is, strengthening the body) six styles, two hands crossed feet to strengthen the kidney waist, function: strengthen the kidney through the body back and forth move the two hands to the door of life Seven styles, clenching fists and angry eyes to increase strength, function:

Practicing the eight styles of internal qi, the seven ups and downs behind the disease are eliminated, and the function: the blood is smooth, and the qi and blood are sufficient.

Now, are there any other questions ...... answers?[Hold your head.]

So much no wonder not allowed to print ==