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Nat. Review chpt. 1
Review of body systems
Name | Description |
---|---|
Anatomy | Cutting into parts, structures |
Physiology | Function |
Cell | Basic unit of life |
Tissue | Group or collection of similar cells that perform a specific function |
Organ | A group of tissues that performs a specialized function |
Organ system | A group of organs that act together to perform a specialized body function |
Organism | A living thing |
Integumentary system | Skin and accessory organs |
Skeletal system | Bones |
Muscular system | Muscles |
Atoms | Smallest unit of any thing. |
Molecules | Atoms bound together |
Nervous system | Makes communication within the body, learning, and memory possible |
Sensory system | Specialized sense organs |
Circulatory system | heart and blood vessels |
Lymphatic system | Produce immunity, drain fluids, and help absorb fats |
Respiratory system | Bring in oxygen and move out carbon dioxide |
Digestive system | Take in food and break it down |
Endocrine system | Secretes hormones for body regulation |
Urinary system | Remove waste products and excess water |
Reproductive system | Procreative ability |
Metabolism | Chemical and physical processes inside the body that sustain life |
Catabolism | Breaking down phase of metabolism |
Anabolism | Building up phase of metabolism |
Homeostasis | A state of balance |
Superior | Above |
Inferior | Below |
Medial | Closer to the midline |
Lateral | Farther from the midline |
Proximal | Closer to the main mass |
Distal | Farther from the main mass |
Anterior | Toward the front |
Ventral | Toward the front |
Posterior | Toward the back |
Dorsal | Toward the back |
Superficial | On the surface |
Deep | Closest to the center |
Cephalad | Toward the head or cranium |
Caudal | Toward the tailbone or sacrum |
Frontal plane | Divides the body into anterior and posterior |
Coronal plane | Frontal plane |
Sagittal plane | Divides the body into left and right portions |
Midsagittal plane | Divides the body into equal right and left halves |
Transverse plane | Divides the body into top and bottom portions |
Horizontal plane | Transverse plane |
Oblique plane | Slanting plane |
Ventral cavity | Thoracic and abdominopelvic cavities |
Thoracic cavity | Within the ribcage above the diaghram |
Pericardial cavity | Within the thoracic cavity, contains the heart |
Abdominopelvic cavity | Below the diaghram |
Abdominal cavity | Contains most of the digestive organs |
Pelvic cavity | Contains the bladder, rectum, and some reproductive organs |
Dorsal cavity | Cranial and spinal cavities |
Cranial cavity | Within the skull |
Spinal cavity | Within the spinal column |
Longitudinal plane | Sagital plane |
Anabolic steroids | Promote body growth, particularly muscle tissue |
Anatomical position | Standing erect, facing observer, feet parallel, arms to the sides with palms forward |
Cardinal planes | Frontal, sagittal, transverse |