Chapter 1 - Human Body Plan Tube within a tube Bilateral...

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Chapter 1 The Human Body: An Orientation Chemical Level Atoms combine to form molecules and larger macromolecules Four classes of macromolecules Lipids Nucleic Acid Proteins Carbohydrates Tissue Level Group of cells that work together to perform a common function Four tissue types Epithelium Covers the body surface Lines its cavities Connective Supports the body and protects its organs Muscle Provides movement Nervous Provides fast internal communication by electrical pulses Organ Discrete structure made up of more than one tissue Organ system Organs that work closely together to accomplish a common purpose Integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, immune, respiratory, digestive, urinary, reproductive
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Regional Terms Axial region Head, neck, trunk Trunk region Thorax, abdomen, pelvis, perineum Appendicular region Appendages/extremities Planes Frontal Transverse Sagittal Midsagittal Parasagittal Oblique Sections Cuts made along any plane that lies diagonally between the horizontal and the vertical
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Unformatted text preview: Human Body Plan Tube within a tube Bilateral symmetry Dorsal hollow nerve cord Notochord Segmentation Pharyngeal pouches Body Cavities and Membranes Dorsal body cavity Cranial cavity Ventral cavity (spinal cord) Ventral body cavity Visceral organs Lungs, heart, kidneys etc. Thoracic cavity Two lateral parts surrounded by a pleural cavity Central band of organs called mediastinum Mediastinum contains the heart surrounded by pericardial cavity Abdominopelvic cavity Abdominal cavity Liver, stomach, kidneys Pelvic cavity Bladder, rectum Peritoneal cavity Serous cavity Serous membrane Pleura, serous pericardium, peritoneum Parietal serosa Outer membrane Visceral serosa Inner membrane Serous fluid Secreted by both membranes Other Cavities Oral cavity Nasal cavity Orbital cavity Middle ear cavity Synovial cavity Joint cavities...
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This note was uploaded on 03/31/2008 for the course ANATOMY 407 taught by Professor Mobly during the Spring '08 term at University of Iowa.

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Chapter 1 - Human Body Plan Tube within a tube Bilateral...

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