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LAB 1 BODY ORIENTATION Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Anatomical Position Body erect, feet slightly apart, palms facing forward, thumbs point away from body Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.7a 1 Directional Terms Superior and Inferior – toward and away from the head, respectively (cephalic) Anterior and Posterior – toward the front and back of the body (Ventral & Dorsal are syn.) Medial, Lateral, and intermediate – toward the midline, away from the midline, and between a more medial and lateral structure Proximal and Distal-closer to attachment spot or farther Superficial or Deep- toward and away from the body surface Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Directional Terms-Examples Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Table 1.1 2 Directional Terms-Examples Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Table 1.1 FYI-Regional Terms: Anterior View Axial – head, neck, and trunk Appendicular – appendages or limbs Specific regional terminology Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.7a 3 FYI-Regional Terms: Posterior View Figure 1.7b Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Body Planes Sagittal – divides the body into right and left parts Midsagittal or medial – sagittal plane that lies on the midline Frontal or coronal – divides the body into anterior and posterior parts Transverse or horizontal (cross section) – divides the body into superior and inferior parts Oblique section – cuts made diagonally Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings 4 Body Planes Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.8 Body Cavities (plane cut through?) Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.9a 5 Body Planes—Which cut? Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.9b Ventral Body Cavity Membranes Parietal serosa lines internal body walls Visceral serosa covers the internal organs Serous fluid separates the serosae Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings 6 Ventral Body Cavity Membranes Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.10a Ventral Body Cavity Membranes Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.10b 7 Other Body Cavities Oral and digestive – mouth and cavities of the digestive organs Nasal –located within and posterior to the nose Orbital – house the eyes Middle ear – contain bones (ossicles) that transmit sound vibrations Synovial – joint cavities Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Abdominopelvic Regions Umbilical Epigastric Hypogastric Right and left iliac or inguinal Right and left lumbar Right and left hypochondriac Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.11a 8 Organs of the Abdominopelvic Regions Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 1.11b Abdominopelvic Quadrants Right upper Left upper Right lower Left lower Figure 1.12 Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings 9
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