Seven Muscles That Act On The

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Seven muscles take origin from the scapula and insert on the hum is. The middle segment of the deltoid (figs. 8.8-io) and the supraspo us (figs. 1.1 and 8.12) abduct the arm. Idling it to the side. The teres m or, acting synergistically with the latissimus dorsi, extends the arm, pulh it down and back (figs. 1.1, 8.12 and 8.14). The coracobrachial^, acting s r-gistically with the pectoralis major, is a flexor and acts to pull the rn forward (figs. 8.11 and 8.13). The infraspinatus and teres minor (figs. l.l 8.12) pass to the rear of the head of the humerus and serve lateral rott on. and the subscapularis (figs. 1.13, 2.8, 8.11, and 8.13) passes from the underneath side of the scapula to the front of the head of the humerus. Ther he subscapularis serves as an agonist for accomplishing medial rotation 01 he arm (which also happens to be another powerful action of the latiss. us dorsi that can be sensed—along with extension—in a swimming strokt

deltoid pectoralis rnajor biceps brach m pronator teres patellar tendon sartorlus quadriceps temoris tendon patella

Figure 8.8. Superficial muscles of •he body (anterior view; Heck)

Superficial Muscles The Body

deltoid pectoralis rnajor biceps brach m pronator teres patellar tendon sartorlus quadriceps temoris tendon patella three of the four heads of the quadriceps lemons, vastus lateralis, rectus femoris. and vastus medialis

Figure 8.8. Superficial muscles of •he body (anterior view; Heck)

biceps lemons (one of the hamstring muscles)

latissimus dorsi gluteus medius gluteus maxim us

Pectoralis Major

rectus ternoris triceps brach« pectoralis major serratus anterior gastrocnemius biceps lemons (one of the hamstring muscles)

rectus ternoris latissimus dorsi triceps brach« pectoralis major serratus anterior gluteus medius gluteus maxim us gastrocnemius figure 8.9. Superficial muscles of the body (side view: Heck)

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The Hindu-Yogi Science of Breath

The Hindu-Yogi Science of Breath

A complete guide on Eastern practices of breathing, mental, psychic and spiritual development. The book teaches that Yoga is divided into several branches, ranging from that which teaches the control of the body, to that which teaches the attainment of the highest spiritual development.

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