Post Labs 13 ch. 10

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Post Labs 13 ch. 10 Identify the palmaris longus muscle A B C D c This muscle inserts into the fascia of the palm and acts to tense the skin and fascia of the palm during hand movement. It is ... interesting that this muscle is missing in just over 10% of humans. Identify the action of the muscle at A. 1. Flex the spine 2. Compress the abdomen 3. twist the trunk 4. extend the spine Compress the trunk Identify the extensor digitorum longus muscle A B C D C Which muscle tenses the skin of the neck and assists in depression of the mandible? A B C D B Which muscle has a unipennate arrangement of fascicles? A B C D C Which muscle originates on the public crest and inserts on the xiphoid process and costal cartilages of ribs V through VII? A B C D D The rectus abdominis originates on the pubic crest and symphysis and inserts on the xiphoid process and costal cartilages of ribs V through VII. [Show More]

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