CHAPTER 4 Whole Body Terms.

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Presentation transcript:

CHAPTER 4 Whole Body Terms

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 Nervous Skeletal Smooth or Visceral Cardiac Nervous

Body Planes Midsagittal Midline of the body Divides body into equal right and left portions Midline of the body Medial Lateral

Body Planes

Body Planes Frontal or coronal Divides body into front and back portions

Body Planes

Body Planes Transverse Cuts across body Superior (Cranial, Cephalic) Inferior (Caudal)

Body Planes

Body Regions Nine abdominal regions Identified from left to right Move from top to bottom One row at a time

Body Regions

Abdominal Quadrants Landmark = umbilicus (navel) Quadrants RUQ, LUQ, RLQ, LLQ McBurney’s point Monro’s point

Abdominal Quadrants

Body Cavities Ventral cavity Dorsal cavity Thoracic Abdominal Pelvic Cranial Spinal

Body Cavities

Divisions of the Back Cervical Vertebrae (C1 – C7) Thoracic Vertebrae (T1 – T12) Lumbar Vertebrae (L1 – L5) Sacrum Coccyx

Divisions of the Back

Directional Terms Superficial vs. Deep Anterior vs. Posterior Ventral vs. Dorsal Superior vs. Inferior Cranial vs. Caudal

Directional Terms

Directional Terms Medial vs. Lateral Distal vs. Proximal Supine vs. Prone Supination vs. Pronation Plantar vs. Dorsum

Directional Terms