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level: Level 1

Questions and Answers List

level questions: Level 1

Question	Answer
support, protection, movement, mineral storage	musculoskeletal system function
forms the longitudinal axis of the body and consists of the bones of the skull, vertebral column, sternum and ribs, provides support and protection	the axial skeleton
consists of the bones of the pectoral (shoulder) and the pelvic (hip) girdles and upper & lower limbs. provides mobility for manipulation and locomotion	the appendicular skeleton
roughly cylindrical shape that is longer than it is wide. (femer, humerus)	long bones
cube or box shaped structures that are about as broad as they are long, wrist, ankle	short bones
broad and thin with flattened and often curved surface. bones of the skull, shoulder blade	flat bones
often clustered in groups. come in various sizes and shapes. the vertebrae bone, facial bones in skull	irregular bones
sometimes grouped with irregular bones but often appear by themselves. patella (knee cap)	sesamoid bone
protects the brain and provides attachment for muscles that stabalize and move the head	craianal bones
air-filled extentions of the nasal cavity	paranasal sinuses
7 vertebrae	cervical vertebrae
12 vertebrae	thoracic vertebrae
5 vertebrae	lumbar vertebrae
5 vertebrae	sacral vertebrae
abnormal lateral curvature of thoracic region, hip sticks to one side oposite shoulder higher	scoliosis
a dorsally exaggerated thoracic curve (upper back sticking outwards, hunchback)	kyphosis
accentuated lumbar curve (pot belly)	lordosis
in between each vertebrae, provides the entry and exit of the spinal cord	intervertebral discs
protects the heart, lungs and great blood vessels. provides attachment for muscles supports shoulders and upper limbs	thoracic cavity
11th and 12th ribs, cartilage is embedded in the muscles of the lateral body wall, dont come all the way around to the front	floating ribs
ribs 1-7 are connected all the way around to the sternum	true ribs
ribs 8-10 are connected indirectly to the sternum by cartilage	false ribs
a long bone that serves as a strut between the shoulder blade and the sternum, transmits force from the upper limb to the trunk	the clavicle
think flat bone that forms the shoulder joint with the humerus and provides point of attachment for muscles	the scapula