Anatomy Chapter 1

Anatomy Chapter 1 - Chapter 1 Introduction to Anatomy...

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Unformatted text preview: Chapter 1: Introduction to Anatomy Characteristics of Life • Responsiveness/irritability: the ability to react to the environment • Growth & development: the ability to grow • Reproduction: continue the species. • Movement: external (walking), internal (circulation) • Metabolism: the sum total of all chemical reactions in a body • Excretion: the ability to get rid of all metabolic wastes. Levels of structural organization • Atom • Molecule • Macromolecule • Organelle • Cell • Tissue • Organ • Organ system • Organism Anatomical Direction • Superior top • Inferior bottom • Anterior/ventral front • Posterior/dorsal back • Medial closer to the middle • Lateral toward the side • Intermediate between medial and lateral • Ipsilateral same side of the body • Contralateral opposite side of the body • Proximal closer to the trunk • Distal further from the trunk • Superficial near the surface • Peripheral near the surface, lateral position • Deep away from the surface, internal • Parietal forming outer wall of a body cavity • Visceral covering the body organ Planes of the body • Sagittal divides the body into left and right • Midsagittal divides the body into equal parts • Coronal/frontal divides into anterior & posterior •...
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Anatomy Chapter 1 - Chapter 1 Introduction to Anatomy...

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