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Ch1
Orientation of the human body
| Term | Definition |
|---|---|
| Anatomy | Study of body structure |
| Physiology | Study of body functions |
| Pathophysiology | Study of disease |
| Chemical | Atoms and compounds |
| Cells | Smallest living unit |
| Tissues | Group of cells with similar structure and function |
| Organs | Group of tissues that work together to perform a specific function |
| Organ systems | A group of organs that work to perform a function |
| Organism | All body functions contributing to a living being |
| Superior | Above or higher |
| Inferior | Below or lower |
| Anterior | Towards the front |
| Posterior | Towards the back |
| Ventral | Toward the front |
| Dorsal | Toward the back |
| Medial | Toward the midline |
| Lateral | Away from the midline |
| Internal | Toward the inside |
| External | Outside, exterior to |
| Superficial | Toward the surface |
| Deep | Within, interior to |
| Central | Center, main part |
| Peripheral | Away from the center, main part |
| Proximal | Closer to the origin |
| Distal | Farther from the origin |
| Parietal | Pertaining to the wall of a cavity |
| Visceral | Pertaining to the organs within a cavity |
| Plane | Imaginary flat surface that separates two portions |
| Sagittal section | Separates body into right and left Fortions |
| Midsagittal | Exactly midline |
| Parasagittal | Not midline |
| Transverse section | Separates body into upper and lower portions |
| Frontal section | Separates body into front and back portions |
| Axillary | Armpit |
| Brachial | Arm |
| Buccal | Cheek |
| Oral | Mouth |
| Vertebral | Spine |
| Cervical | Neck |
| Digital | Fingers |
| Facial | Face |
| Deltoid | Shoulder |
| Femoral | Thigh |
| Frontal | Forehead |
| Pedal | Foot |
| Carpal | Wrist |
| Antecubital | Front of elbow |
| Tarsal | Ankle |
| Inguinal | Area in front of hip |
| Cephalic | Towards the head |
| Mammary | Breast |
| Nasal | Nose |
| Palmar | Palm |
| Orbital | Eye |
| Umbilical | Bellybutton |
| Patellar | Knee |
| Pectoral | Chest |
| Sternal | Sternum |
| Pelvic | Pelvis |
| Abdominal | Abdomen |
| Plantar | Bottom of foot |
| Popliteal | Back of knee |
| Sacral | Sacrum |
| Perineal | Pelvic floor |
| Scapular | Shoulder blade |
| Occipital | Back of head |
| Lumbar | Lower back |
| Calcaneal | Heel |
| Gluteal | Buttocks |
| Cranial | Skull |
| Upper areas | Above bottom of rib cage |
| Middle areas | Umbilical area |
| Lower areas | Below the iliac crest |
| Quadrants | Four quadrants divided by two imagine lines, one vertical, and one horizontal that cross at the umbilicus |
| Homeostasis | The state of dynamic equilibrium of the internal environment of the body |
| Homeostatic regulation | The process of adjusting to maintain homeostasis |
| Negative feedback | Reversal of a function brought about by monitoring the results of the function |
| Positive feedback | Enhancement of a function |