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Anatomy - Ch.1
Anatomy - Chapter 1 - Body Organization
| Question | Answer |
|---|---|
| Define Human anatomy | structure of the human body |
| Define Human physiology | function of anatomical structures |
| _____ are composed of organ systems | Organisms |
| _____ are composed of organs | Organ systems |
| _____ are composed of tissues | Organs |
| _____ are composed of cells | Tissues |
| _____ are composed (in part) of organelles | Cells |
| the smallest units of an organism that carry out all the basic functions of life | cells |
| True or False Nothing simpler than a cell is considered alive | True |
| A tissue is a... | ... mass/layer of similar cells that performs a specific function |
| An organ is... | ...two or more tissue types that work together to carry out a particular function. definite anatomical boundaries and are visibly distinguishable from adjacent structures |
| An organ system is a... | ...group of organs that carry out a basic function of the organism |
| The human body has how many systems? | 11 |
| Gross Anatomy | the study of the structure visible to the naked eye |
| systematic anatomy | study one organ system at a time |
| regional anatomy | multiple organ systems in a given region perspective typically taught at medical schools |
| Name 3 organs that belong to more than one organ system | Male urethra, pharynx, and mammary glands |
| Organ systems are classified by what? | Principal functions |
| Integumentary System | External support and protection |
| Skeletal System | Support and framework Production of blood cells |
| Muscular System | Body movement, posture support, and heat production |
| Nervous System | Regulation of all body activities |
| Endocrine System | Secretes hormones |
| Circulatory System | Transports blood, removes metabolic waste |
| Lymphatic System | Body immunity, and tissue drainage |
| Respiratory System | Gas exchange |
| Digestive System | Breakdown and absorption of food |
| Urinary System | Filters blood, and removal of metabolic waste |
| Reproductive System | Production of sex cells |
| Eponyms | (=tombstone names) - terms coined from the names of people |
| About __% of today’s medical terms are formed primarily from about 1,200 Greek and Latin roots | 90% |
| Anatomical position | is a stance in which a person: stands erect with feet flat on the floor arms at sides palms, face and eyes facing forward |
| sagittal plane | (divides into right and left) portions |
| midsagittal plane | (equal right and left halves) |
| frontal plane | (divides into anterior and posterior portions) |
| supine | face up or forward |
| prone | aces down or rearward |
| Two major regions | Axial and Appendicular |
| Axial Region | Head, Cervical region (neck),and trunk |
| Appendicular Region | Upper and lower limbs |
| Axial - Thoracic Region | Pectoral, Sternal, Acromial, Axillary, Vertebral, and Scapular |
| Axial - Abdominal Region | Umbilical and Lumbar |
| Axial - Pelvic Region | Pubic, Inguinal, Sacral, Gluteal, and Perineal |
| Appendicular - Upper Limb | Brachium, cubital, antebrachium, carpus, manus, palmar surface, dorsum, digits |
| Appendicular - Lower Limb | Femoral (thigh), Crus (Crural), popliteal, patellar, tarsus, pes, dorsum, plantar surface, digits |
| Anterior | Toward the front of the body |
| Toward the front of the body | anterior |
| Posterior | Toward the back of the body |
| Toward the back of the body | Posterior |
| Superior | above |
| above | superior |
| Inferior | below |
| below | inferior |
| cephalic | toward the head or superior end |
| rostral | toward the forehead or nose |
| caudal | toward the tail |
| medial | toward the midline of the body |
| Lateral | away from the midline |
| Proximal | closer to the point of attachment or origin |
| distal | Farther from the point of origin |
| Deep | Farther from the surface |
| Superficial | Close to the surface |
| Oblique | Angle cuts |