GK
HUMAN BODY AND REPRODUCTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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intercostals muscles
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pelvic girdle muscles
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erector spine muscles
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pectoral girdles muscles
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Detailed explanation-1: -Skeletal muscles enable humans to move and perform daily activities. They play an essential role in respiratory mechanics and help maintain posture and balance. They also protect the vital organs in the body.
Detailed explanation-2: -The erector spinae is not just one muscle, but a group of muscles and tendons which run more or less the length of the spine on the left and the right, from the sacrum, or sacral region, and hips to the base of the skull. They are also known as the sacrospinalis group of muscles.
Detailed explanation-3: -The name, erector spinae, refers to the function of these muscles. They are a powerful group of muscles. And, their job is an important one, to keep the spine erect, or upright. So, the word erector then refers to erect, or upright.