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Whole Body Terms. CHAPTER 4. Structural Organization. Cells Smallest, most numerous structural unit Tissues Groups of similar cells with specialized functions. Structural Organization. Organs Tissues arranged together to perform a particular function Body systems
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Whole Body Terms CHAPTER 4
Structural Organization • Cells • Smallest, most numerous structural unit • Tissues • Groups of similar cells with specialized functions
Structural Organization • Organs • Tissues arranged together to perform a particular function • Body systems • Organization of different organs to perform bodily functions
Terms Relating to Cells • Anaplasia • Aplasia • Dysplasia • Hyperplasia • Hypoplasia • Neoplasia
Types of Tissues • Connective • Epithelial • Muscle • Skeletal • Smooth or Visceral • Cardiac • Nervous
Body Planes • Midsagittal • Divides body into equal right and left portions • Midline of the body • Medial • Lateral
Body Planes • Frontal or coronal • Divides body into front and back portions
Body Planes • Transverse • Cuts across body • Superior (Cranial, Cephalic) • Inferior (Caudal)
Body Regions • Nine abdominal regions • Identified from left to right • Move from top to bottom • One row at a time
Abdominal Quadrants • Landmark = umbilicus (navel) • Quadrants • RUQ, LUQ, RLQ, LLQ • McBurney’s point • Monro’s point
Body Cavities • Ventral cavity • Thoracic • Abdominal • Pelvic • Dorsal cavity • Cranial • Spinal
Divisions of the Back • Cervical Vertebrae (C1– C7) • Thoracic Vertebrae (T1 – T12) • Lumbar Vertebrae (L1 – L5) • Sacrum • Coccyx
Directional Terms • Superficial vs.Deep • Anterior vs.Posterior • Ventral vs.Dorsal • Superior vs. Inferior • Cranial vs.Caudal
Directional Terms • Medial vs. Lateral • Distal vs. Proximal • Supine vs. Prone • Supination vs. Pronation • Plantar vs. Dorsum