Anatomy Ch. 1 & 2 Flashcards
Study of structure and parts of the human body
Anatomy
Study of human body functions
Physiology
Order of how we are made
Atoms-molecules-macromolecules-organelles-cells-tissues-organs-organ systems-organism
Appendicular
Limbs
membrane around the heart (pericardial)
Pericardium
ability to maintain a stable internal environment
Homeostasis
Sum of all chemical reactions in the body
Metabolism
Membrane that lines cavity wall
Parietal Membrane
Encloses the lungs and lines thoracic cavity
Pleural Membrane
Characteristics of Life
Growth, Reproduction, Responsiveness, Movement, Respiration, Digestion, Circulation, Excretion
Maintenance of Life
Water, Heat, Pressure (blood + atmospheric), Food, Oxygen
Homeostatic
Mechanisms
Receptors, Set Point, Effectors
When blood vessels shrink to conserve heat in the body
Vasoconstrict
Blood vessels open up to stay cool
Vasodilate
Negative Feedback
brings back to normal state
Deviation from normal state
Positive Feedback
Organ Systems
Digestive, Respiratory, Cardiovascular, Urinary + Respiratory (both get rid of waste)
Body Cavity Portions
Axial Portion (Head, Neck, Trunk), Appendicular Portion (Upper + Lower Limbs)
Axial Portion Cavities
Cranial, Vertebral Canal, Thoracic, Viscera
Abdominopelvic Cavities
Abdominal, Pelvic