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BLG 101 Human Anatomy and Physiology Exam with solved questions and answers
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BLG 101 Human Anatomy and Physiology Exam
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BLG 101 Human Anatomy andPhysiology
What is the skeletal system composed of? - answerbones, cartilage, ligaments, joints
accounts for 20% of body mass
Two major divisions of the Skeleton - answeraxial and appendicular
axial skeleton - answerConsist of 80 bones
-skull
vertebral Column
-thoracic cage
functions of axial skeleton - answerForms the longitudinal axis of the body
Supports the head, neck, and trunk
Protects the brain, spinal cord and organs of thoracic cavity
Facial Bones - answerFramework of face
Cavities for special sense organs for sight, taste, and smell
Openings for air and food passage
Sites of attachment for teeth and muscles of facial expression
vertebral column - answerExtends from the skull to the pelvis
-transmit weight of trunk to lower limbs, surround and protect spinal cord and provide
attachment points for ribs and muscles
Contains 26 bones
Scoliosis - answerabnormal lateral curvature of the spine, most often in theocratic
region
may lead to breathing difficulties
Kyphosis (hunchback) - answerabnormal dorsal thoracic curvature common in people
with osteoporosis, tuberculosis of spine, rickets, or osteomalacia
Lordosis (swayback) - answerabnormal, inward curvature of a portion of the lower
portion of the spine
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