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For example, when standing up, the knees are extended. When a joint can move forward and backward, such as the neck and trunk, extension is movement in the posterior direction. [10] Extension of the hip or shoulder moves the arm or leg backward. [11] Even for other upper extremity joints – elbow and wrist, backward movement results in extension.
Contralateral (from Latin contra ' against '): on the side opposite to another structure. For example, the right arm and leg are controlled by the left, contralateral, side of the brain. Ipsilateral (from Latin ipse ' same '): on the same side as another structure. For example, the left arm is ipsilateral to the left leg. [9]
Kneeling is a basic human position where one or both knees touch the ground. It is used as a resting position, during childbirth and as an expression of reverence and submission. While kneeling, the angle between the legs can vary from zero to widely splayed out, flexibility permitting. It is common to kneel with one leg and squat with the ...
Hold for a moment, then bring that leg back up and repeat with the opposite leg. Pro tip: This exercise effectively targets deep lower abdominal muscles. To protect your lower back and maintain ...
The wrestler then takes hold of their ankle with their opposite arm and pulls their leg up. The wrestler then places their free leg on the instep of the leg which is already being used to choke the opponent. The wrestler finally takes their free arm, hooks the opponent's arm which is in the vise, and holds their opposite leg from the knee.
Quick movement of the feet, can be performed on pointe or on demi-pointe. The dancer straightens one leg (the leg in back) and bends a leg and picks it up(the leg in front). Then the bent leg is straighted on the floor and the straight leg is picked off the floor and bent. These steps are repeated over and over again.
Anatomists divide the lower limb into the thigh (the part of the limb between the hip and the knee) and the leg (which refers only to the area of the limb between the knee and the ankle). [11] The thigh is the femur and the femoral region. The kneecap is the patella and patellar while the back of the knee is the popliteus and popliteal area.
For this jump, the cheerleader jumps up and puts one of their legs out straight and perpendicular to the ground. This leg is either put out in front with arms in candlesticks (a Front Hurdler) or out to the side with arms in a T (a Side Hurdler). In both versions of the Hurdler jump, the cheerleader's other leg is bent.