Human Anatomy & Physiology (2nd Edition)
2nd Edition
ISBN: 9780134553511
Author: Erin C. Amerman
Publisher: PEARSON
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Chapter 9.2, Problem 6QC
Summary Introduction
To review:
The extrinsic eye muscles that pull the eyeball superiorly and inferiorly.
Introduction:
There are six skeletal muscles, collectively called extrinsic eye muscles, that help in the movement of the eye. Out of these, there are four ‘rectus’ muscles (straight line movement) that are responsible for eyeball movement.
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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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- Which extrinsic eye muscles abduct the eye (move the eye laterally)?arrow_forwardHow does the inferior oblique muscle move the eyeball superiorly and laterally?arrow_forward5. Does a phasic receptor show strong or weak sensory adaptation? 6. How long will you record APs after you reposition the tibia? 7. The APs produced by the chordotonal organ will be examined for 5 angles of the femur-tibia joint. What are the angles? 8. Does the femur chordotonal organ contain long or short receptors?arrow_forward
- 1. Picture of sagittal plane 2. Picture of oblique plane 3. Picture of frontal plane 4. Picture of Transverse planearrow_forwardExtrinsic Eye Muscles Origin Insertion Action Superior Rectus Inferior Rectus Medial Rectus Lateral Rectus Superior Oblique Inferior Oblique Superior oblique muscle Trochlea Trochlea Superior rectus Superior oblique -Superior oblique tendon Superior rectus muscle Medial rectus Lateral - rectus Lateral rectus muscle Inferior -Inferior rectus oblique Common Inferior rectus muscle Inferior oblique muscle tendinous ring (a) Lateral view of the right eye (b) Anterior view of the right eyearrow_forward2. The following are muscles of mastication. For each, give its location and describe its action when it contracts. Muscle Location Action when contracted Masseter Temporalis Medial pterygoid Lateral pterygoidarrow_forward
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