2. Essentials of Human Anatomy & Physiology Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings PPT 1 Seventh Edition Elaine N. Marieb Chapter 1 The Human Body: An Orientation

3. The Human Body – An Orientation Slide 1.1 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Physiology – study of how the body functions Connection? - Anatomy - study of structure/shape body the body and their relationships

4. The Human Body – An Orientation Slide 1.1 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Andreas Vesalius -Human Dissections -De humani corporis fabrica

5. The Human Body – An Orientation Slide 1.1 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

6. Anatomy – Levels of Study Slide 1.2a Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Gross Anatomy “Large” Observable Figure 1.1

7. Anatomy – Levels of Study Slide 1.2b Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Microscopic Anatomy “Very small” with microscope Figure 14.4

8. Specialized fields of study in anatomy and physiology Slide 1.2b Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Cardiology Obstetrics GastroenterologyImmunology Histology Geriatrics CytologyOncology PathologyPediatrics GynecologyPodiatry DermatologyUrology RadiologyOrthopedics GeneticistEndocrinology HematologyNeonatology NeurologyPharmacology

9. Levels of Structural Organization Slide 1.3 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Figure 1.1 START 4 Types

10. Organ System Overview Slide 1.4 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Integumentary System External body covering (skin) Protects deeper tissue Synthesizes vitamin D Cutaneous nerve receptors Figure 1.2a hair nails

11. Organ System Overview Slide 1.5 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Skeletal System Protects and supports Movement Joints & Ligaments Blood cell formation Stores minerals Figure 1.2b and ligaments

12. Organ System Overview Slide 1.6 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Muscular System Movement Posture Tendons Heat production Figure 1.2c and tendons

13. Organ System Overview Slide 1.7 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Nervous System Fast-acting control system Consists of Brain, spinal cord, nerves & sensory receptors Response to stimuli… Figure 1.2d

14. Organ System Overview Slide 1.8 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Endocrine System Glands-Secretes hormones Slow-acting control Controls many things Figure 1.2e and all hormones

15. Organ System Overview Slide 1.9 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Cardiovascular System Pumps blood Transportation Figure 1.2f blood

16. Organ System Overview Slide 1.10 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Lymphatic System Returns fluids to Cardiovascular system Disposes of debris Immunity Other organs (not pictured) Spleen Thymus Tonsils Peyer’s Patches Red Bone Marrow Figure 1.2g lymph

17. Organ System Overview Slide 1.11 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Respiratory System Ventilation Controls O 2 and CO 2 between blood and cells Cellular respiration Figure 1.2h Not Pictured: Bronchioles Alveoli (in lungs) Diaphragm

18. Organ System Overview Slide 1.12 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Digestive System Breaks down food Abs. Nutrients Water Reclaimed Elimination of waste Other organs not pictured: salivary glands Pancreas Liver gall bladder Figure 1.2i

19. Organ System Overview Slide 1.13 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Urinary System Eliminates wastes Maintains acid/base balance Regulation Figure 1.2j

20. Organ System Overview Slide 1.14 Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings Reproductive Production & transport of Gametes Production of offspring Pregnancy- females only Figure 1.2k MaleFemale and cervix Not Shown Bulbourethral gland, seminal vesicle