Week 3 Bones and Muscles 1

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ECPI University, Virginia Beach *

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115

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Anatomy

Date

Dec 6, 2023

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docx

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4

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Skeleton Names Functions Number Present 1 SKULL protect the contents of your thoracic cavity 22 2 FEMUR Connecting muscles, tendons and ligaments in your hips and knees to the rest of your body. 2 3 PELVIC GIRDLE provides support and protection for the abdominopelvic structures. 3 4 TIBIA AND FIBULA supports your body when you stand and move. 4 (2 pairs) 5 HUMERUS provide support for your shoulder and a wide variety of movements for your arm. 2 6 ULNA helps you move your arm, wrist and hand. 2 7 RADIUS permits the forearm and hand to pronate and supinate, flex and extend at the elbow, and adduct, abduct, extend, flex, and circumduction the wrist. 2 8 RIBS protect the contents of your thoracic cavity 24 9 PATELLA helps muscles, tendons and ligaments work correctly, as well as helps you move your knee. 2 10 SPINE gives your body structure and support. 1
Skull Names Functions Number Present 1 FRONTAL BONE to create the smooth curvature of the forehead and to provide protection for the frontal lobe of the brain 1 2 SPHENOID BONE helps form the base and lateral sides of the skull in combination with the orbital floor. 1 3 ETHMOID BONE direct and condition inhaled air from the nostrils to the nasal cavity to the lungs. 1 4 NASAL BONE to form the external surface of the nose, nasal aperture, and to protect the nasal cavity from external factors 2 5 ZYGOMATIC BONE important contributors to mastication or chewing, providing an attachment point for the masseter muscle – a jaw adductor that closes the jaw. 2 6 MAXILLA hold the tooth roots and form most of the nasal aperture and floor, most of the hard palate, and the floors of the orbits. 2 7 PARIETAL BONE It helps to form the shape of the head. It also protects the soft tissue of the brain, forming a hard, protective barrier 2 8 TEMPORAL BONE (SQUAMOUS, MATOID, AND STYLOID PROCESS) protecting the temporal lobe of the brain as well as the cranial nerves. In addition to forming the 2
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