Human Anatomy & Physiology (2nd Edition)
2nd Edition
ISBN: 9780134553511
Author: Erin C. Amerman
Publisher: PEARSON
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Chapter 9.4, Problem 1QC
Summary Introduction
To review:
The anterior muscles that act on the scapula, and their actions.
Introduction:
The muscles that help inmovement of the scapula in performing actions, like rowing or throwing a punch are serratus anterior muscles. They have many pointed origins from ribs that make these muscles look like a serrated knife.
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Chapter 9 Solutions
Human Anatomy & Physiology (2nd Edition)
Ch. 9.1 - What is a fascicle, and how does it relate to the...Ch. 9.1 - 2. How do the terms pennate, parallel, and...Ch. 9.1 - The adductor magnus muscle is a muscle in the...Ch. 9.1 - 4. What is the role of an agonist in a muscle...Ch. 9.1 - What are a muscles origin and insertion, and how...Ch. 9.1 - 6. How do first-, second-, and third-class lever...Ch. 9.2 - 1. How do the muscles of facial expression differ...Ch. 9.2 - Which muscles are involved in opening and closing...Ch. 9.2 - What are three muscles involved in producing happy...Ch. 9.2 - Which muscles are involved in producing frowning...
Ch. 9.2 - Which extrinsic eye muscles pull the eyeball...Ch. 9.2 - Prob. 6QCCh. 9.2 - Prob. 7QCCh. 9.2 - Prob. 8QCCh. 9.2 - Prob. 9QCCh. 9.2 - What are the three main muscles of the erector...Ch. 9.2 - 11. What additional roles besides supporting...Ch. 9.3 - What is the main muscle of inspiration, and where...Ch. 9.3 - What roles do the external and internal...Ch. 9.3 - Which muscles are involved in trunk flexion?Ch. 9.3 - Prob. 4QCCh. 9.3 - Prob. 5QCCh. 9.3 - Prob. 6QCCh. 9.4 - Prob. 1QCCh. 9.4 - Which posterior trunk muscles act on the scapula?...Ch. 9.4 - Prob. 3QCCh. 9.4 - 4. What are two muscles that adduct the arm?
Ch. 9.4 - Prob. 5QCCh. 9.4 - Prob. 6QCCh. 9.5 - Prob. 1QCCh. 9.5 - Prob. 2QCCh. 9.5 - Prob. 3QCCh. 9.5 - Prob. 4QCCh. 9 - Which type of muscle fascicle pattern has an...Ch. 9 - 2. If “adductor” is part of the name of a muscle,...Ch. 9 - Match the term with its description: _____Brevis...Ch. 9 - Prob. 4CYRCh. 9 - 5. Which function is being fulfilled by a muscle...Ch. 9 - Prob. 6CYRCh. 9 - Which eye muscle passes through the trochlea and...Ch. 9 - Prob. 8CYRCh. 9 - Prob. 9CYRCh. 9 - Prob. 10CYRCh. 9 - 11. Match the muscle with its main...Ch. 9 - Prob. 12CYRCh. 9 - Prob. 13CYRCh. 9 - Prob. 14CYRCh. 9 - Prob. 15CYRCh. 9 - Prob. 16CYRCh. 9 - Prob. 1CYUCh. 9 - Prob. 2CYUCh. 9 - Prob. 3CYUCh. 9 - Prob. 4CYUCh. 9 - Prob. 5CYUCh. 9 - The rectus femoris muscle originates from the...Ch. 9 - Prob. 1AYKACh. 9 - Prob. 2AYKACh. 9 - Prob. 3AYKACh. 9 - Prob. 4AYKACh. 9 - Prob. 5AYKB
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- What are two factors which allow the gastrocnemius and soleus muscles to generate greater plantar flexion torque than all the other muscles capable of plantarflexion?arrow_forwardWhat is the main action of the muscles that move the pectoral girdle?arrow_forwardB D E Using the Figure above, match the following: 12) Trapezius muscle. 13) Teres major muscle. 14) The latissimus dorsi. 15) Rotates scapula. 16) Rhomboid minor and Rhomboid major. | 17) Elevates and adducts scapula.arrow_forward
- describe scapulohumeral movement, or synergy, that takes place with the shoulder joint and girdle. What muscles are acting to create these motions? What could happen if this synergy did not occur?arrow_forwardWhat are all the muscles that cross the knee joint?arrow_forwardYou are helping an individual retrieve a very heavy box off of a high shelf. You have to fully flex your shoulder in order to get this box and then you will extend the shoulder back to anatomical position to place the box safely where it needs to be. 1. What are all the muscles responsible for the first movement of flexion to get the box? 2. What are all the muscles responsible for the second movement of extension to safely place the box where it needs to be?arrow_forward
- Most of the muscles attached to the scapula are fixators, but a few do contribute to arm movement. Compare and contrast two fixators of the scapula with two muscles attached to the scapula that contribute to arm movement?arrow_forwardWhat are the agonist and antagonist muscles of the scapula during the front dumbbell raise exercise?arrow_forwardwhen a person is in respiratory distress the origin and insertion of the serratus anterior muscle may actually switch and the part of the muscle attached to the medial border of the scapula acts as the origin, how will the change the muscle 's action?arrow_forward
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