PPT-APPENDICULAR MUSCLES

Muscles of girdles and appendages Innervated by ventral ramus of spinal nerves Key Point What is a girdle What is a ramusrami Appendicular Muscles fish Originated as extensions of hypaxials of body wall. More than 600 muscles in our bodies (about 650). Muscles make up approximately half of the human body’s weight. The human heart will beat . about 40 million times a year. , and . a person's heart will beat approximately 2.5 billion times by the time of their 70th birthday.. Lower . Extremities. Muscles that Move…. The Lower Extremities:. The . Coxal. joint/thigh. Thigh muscles that move the knee joint/leg. Leg muscles. Intrinsic muscles of the foot. The Muscles of the . 1. Muscles of the Thoracic Wall. a. . intercostals (external/internal). * L: between ribs. * A: elevate/depress rib cage (breathing). Origin:. . Inferior border of rib above. . Human Body. Frontalis. – Elevates eyebrow. Orbicularis. . oculi. – Flexes eye. Zygomaticus. – Elevates lips. Orbicularis. . oris. – Flexes lips. Masseter. – Elevates mandible. Muscles of the Head/Face. Interesting Muscle Facts. Thirty facial muscles create looks like surprise, happiness, sadness, and frowning. Eye muscles are the busiest muscles in the body. Scientists estimate they may move more than 100,000 times a day. 1 Appendicular Skeleton: : 4 bones --2 scapula (shoulder blade)2 clavicle (collar bone): 60 bones --2 humerus (upper arm)2 radius (rotating forearm bone) 2 ulna (stationary forearm bone)16 carpals (w Medical Therapeutics. Ms. Taylor. Did You know…... Muscles in and around your mouth facilitate the mastication or chewing process.. deglution: swallowing. mastication: chewing. origin: muscle attachment site on the bone. . 2.BONES. The framework of the human body is composed of 206 bones and it forms the skeletal system. This system has 5 major functions. The skeleton gives shape and support to your body. Bones protect your internal organs. Major muscles are attached to bone and help them move. Blood cells are formed in the center of the soft tissue called marrow. Finally, major quantities of calcium and phosphorous compound, which make bones hard, are stored in the skeleton.. Ppt. # 8. 10-. 2. Muscles of Facial Expression. muscles that insert in the dermis and subcutaneous tissues. tense the skin and produce facial expressions. innervated by facial nerve (CN VII). paralysis causes face to sag. Ch. 8. HUMAN ANATOMY. Appendicular Skeletal System. 126. . bones. Consists of the:. Upper . Extremities. Pectoral Girdle. Humerus. Ulna & radius. Carpal bones. Metacarpals. Phalanges. Lower . p. pt#5 Muscles. 10-. 2. Muscles Acting on Shoulder and Upper Limb. compartments. – spaces in which muscles are organized and are separated by fibrous connective tissue sheets . (fasciae). each compartment contains one or more functionally related muscles along with their nerve and blood supplies. Muscle . tissue is capable of . contraction. , so many bodily activities are carried out by the muscles.. All . muscle cells are elongate, therefore they are termed . fibers. . . Muscle . fibers lie in parallel arrays with the longitudinal axis of the muscle.. Anterior and Posterior Trunk Muscles. Arm and Shoulder Muscles. 207-209. Table 6.3 Superficial Anterior Muscles of the Body (See Figure 6.22) (2 of 3).. Figure 6.17a . Muscles of the anterior trunk, shoulder, and arm.. Panchajani.R. APPENDIX . Anatomy. Narrow hollow tube , closed at one end . situated . in the right . illiac. . fossa. and that protrudes from the . postero medial . aspect of . caecum. 2cm below the insertion of the .