What part of the body is being stretched if you follow these steps?

Stand tall, your feet slightly wider than shoulder-width apart, your knees slightly bent. Hold your arms out to the side parallel with the ground, and the palms of your hands facing forward. Rotate your hands so the palms face to the rear. Stretch your arms back as far as possible.
(1 point)
Responses

chest and biceps
chest and biceps

hips and buttocks
hips and buttocks

shoulders and upper back
shoulders and upper back

triceps and shoulders
triceps and shoulders

1 answer

The correct response is chest and biceps. The described movements primarily involve stretching the chest (pectoralis muscles) by rotating the arms and moving them back, which also engages the biceps to some extent.