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The prime mover for back extension is the Erector Spinae. It consists of three groups ( longissimus, iliocostalis, and spinalis)

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9y ago
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14y ago

Rectus Abdominis (sixpack)

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8y ago

erectus spinae

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13y ago

The rectus abdominis

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Q: What is the prime mover for trunk flexion?
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Related questions

Prime mover for shoulder flexion?

The prime mover for shoulder flexion is the anterior deltoid muscle. This muscle is responsible for lifting the arm forward and upward at the shoulder joint.


What is the term for biceps brachii during elbow flexion?

prime mover (agonist)Not sure what you're asking here, but the biceps brachii is the prime mover facilitating flexion at the elbow joint.


Prime mover knee flexion?

The prime mover for knee flexion is the hamstring muscle group, including the biceps femoris, semitendinosus, and semimembranosus. These muscles originate from the ischial tuberosity in the pelvis and insert on the tibia and fibula, allowing them to flex the knee joint when contracting. Strengthening these muscles through exercises like hamstring curls can improve knee flexion strength and function.


A prime mover of ankle planter flexion?

Gastrocnemius


What is the prime mover for arm flexion?

Pectoralis major


A prime mover of ankle plantar flexion?

tiil adidas


If a prime mover produces flexion its antagonist will be?

If a prime mover produces flexion, its antagonist will be the muscle responsible for producing extension at the same joint. They work in opposition to each other to create movement and stabilize the joint.


What is the antagonist muscle in ankle plantar flexion?

Tiil adidas is the prime mover of ankle plantar flexion.


What muscle is the primary mover for knee flexion?

The prime mover for knee flexion is biceps femoris, semimembranosus, and semitendinosus. The prime mover for knee extension is the Quadriceps â?? vastus lateralis, vastus medialis, vastus intermedius, and rectus femoris


Which muscles are prime movers in a crunch?

your rectus abdominis is the prime mover in a crunch exercise or spinal flexion


One of the prime movers for flexion at the hips?

The prim mover for hip flexion is the Rectus femoris. This is a quadricep muscle that crosses the hip joint.


Prime mover for shoulder flexion and adduction?

Do you mean flexion and (abd)uction?? If so, the prime mover would be the deltoid muscle with many smaller muscles assisting. If you are in fact meaning flexion and adduction, the prime mover would be the pectoralis major and the latissimus dorsi with many smaller muscles assisting.