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What is the antagonist muscle to the frontalis?
The antagonist muscle to the frontalis is the occipitalis. The frontalis muscle raises the eyebrows and wrinkles the forehead, while the occipitalis muscle pulls the scalp backwards.
When a muscle contracts, it pulls with what force?
When a muscle contracts, it pulls with a force generated by the muscle fibers contracting and shortening.
Which body structure causes you to smile?
The zygomaticus major muscle is the primary muscle responsible for facial expressions such as smiling. When this muscle contracts, it pulls the corners of the mouth upward, creating the smile.
The ribs are attached posteriorly to the what?
The ribs are attached posteriorly to the thoracic vertebrae of the spine through their articulation with the costal facets located on the bodies and transverse processes of the vertebrae. This connection allows for rib movement during breathing and provides structural support for the rib cage.
What is it that muscles are not able to do?
Muscles are not able to push; they can only pull. This is due to the structure of the muscle fibers and how they contract. Muscles work in pairs, with one muscle contracting and the other relaxing to create movement.
What pulls the scalp posteriorly?
occipitalis!
What is the antagonist muscle to the frontalis?
The antagonist muscle to the frontalis is the occipitalis. The frontalis muscle raises the eyebrows and wrinkles the forehead, while the occipitalis muscle pulls the scalp backwards.
Does gastrocnemius cross the joint anteriorly or posteriorly?
The gastrocnemius muscle crosses the joint posteriorly. It originates from the posterior aspect of the femur and inserts into the calcaneus via the Achilles tendon.
When a muscle contracts, it pulls with what force?
When a muscle contracts, it pulls with a force generated by the muscle fibers contracting and shortening.
How can scalp massage help with hair condition improved circulation and muscle tone?
scalp massage doesn't improve muscle tone of the scalp but it does increases the circulation of blood in the scalp, therefor improving hair condition.
What is the main scalp muscle?
epicranius
What does the muscles move?
The occipitalis muscle pulls the scalp back, and to some extent can wiggle the ears. It creates a look of startle or surprise on the face. It can be involved in headaches by staying tense for too long.
What does a muscle do when it pulls?
it hurts
What type of incision is made for an anterior temporal lobectomy?
the neurosurgeon makes an incision in the skin and muscle of the temporal region of the head located on the side of the head above the ear, and pulls away the flap of scalp
What is the primary action of the Occipitalis muscle?
The occipitalis muscle pulls the scalp back, and to some extent can wiggle the ears. It creates a look of startle or surprise on the face. It can be involved in headaches by staying tense for too long.
What Muscle responsible for drawing the scalp forward?
frontalis
When a muscle pulls it gets?
an erection
