Fundamentals of Anatomy and Physiology

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The Muscular System whole muscle. Stimulation of a single motor unit causes weak but steady contractions in a broad area of the ...

204 the potassium ions that were kept inside begin to move to the outside to restore the resting potential, but they cannot chan ...

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The Muscular System actin and myosin protein filaments from interact-ing. However, when calcium ions are released by the sarcopl ...

206 Chapter 9 (^) (^) Action potential (^) Sarcolemma^ T tubule^ (^) Sarcoplasmic (^) reticulum (^) (^) Myofibril (^) Ca++^ Calc ...

The Muscular System 207 K+^ K+^ Na+ Na+ (^) Na+ (^) (^) K (^) (^2 3) K (^) (^4) 1 P^ (^) ADP K+^ Na+ (^) ATP P (^) Na+ K+ (^) Na ...

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208 enough for it to be effective), the speed of application (a strong stimulus applied quickly and quickly pulled away may not ...

The Muscular System 209 health Alert Strong Muscles In order to maintain healthy and strong muscles, it is necessary to exercise ...

210 Chapter 9 Frontalis Masseter Sternocleidomastoid Deltoid Pectoralis major Serratus anterior External oblique Flexors of hand ...

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The Muscular System 211 Occipitalis^ Sternocleidomastoid^ Trapezius^ Seventh cervical vertebra Teres minor (^) Teres major Trice ...

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212 Chapter 9 Frontalis Orbicularis oculi Masseter Buccinator Platysma^ Orbicularis oris Platysma (cut) Sternocleidomastoid (^) ...

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The Muscular System 213 Temporalis Masseter Buccinator Sternocleidomastoid Trapezius Deltoid Frontalis Orbicularis oculi Nasalis ...

214 Chapter 9 Table 9- 2 Muscles of Mastication and the Muscles That Move the Eyes (^) Muscles of Mastication Muscle Function (^ ...

The Muscular System saw on the lateral upper side of the trunk. These muscles all move the scapula. Table 9-3 lists the muscles ...

216 Chapter 9 Table 9- 4 Muscles Moving the Humerus Muscle Origin Insertion Function Coracobrachialis^ Scapula^ Humerus^ Flexes, ...