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Explore the intricate organization of the body systems, from cells to organs, and learn about the circulatory, digestive, and nervous systems. Discover body cavities, spinal divisions, anatomical planes, and terminologies.
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Unit 2 Organization of the Body
Body Systems • Cells Tissues Organs Systems
Spinal Column • Vertebrae • Disk • Cartilage
Planes of the Body • Frontal (coronal) plane • Up and down plane • Divides body into front and back portions • Sagittal (lateral) plane • Up and down plane • Divides body into right and left sides • Transverse (axial) plane • Horizontal plane • Divides body into upper and lower portions
MRI • Magnetic Resonance Imaging • A technique for producing images of the body using magnetic waves. • Used to create images of organs and other structures in specialized detail and in all planes of the body.
Terminology • Abdomin/o – abdomen • Abdominal – pertaining to the abdomen • Anter/o – front • Anterior – located in the front (of the body or structure)
Terminology • Bronch/o – bronchial tubes (leading from the windpipes to the lungs) • Bronchoscopy – visual examination of the bronchial tubes • Cervic/o – neck of the body/neck (cervix) of the uterus • Cervical – pertaining to the neck (see context)
Terminology • Chondr/o – cartilage • Hypochondriac • Pertaining to the lateral regions of the upper abdomen beneath the lower ribs. • Can also describe a person who has chronic concern about his or her health and body functions.
Coccyg/o – coccyx, tailbone • Coccygeal – pertaining to the coccyx • Crani/o – skull • Craniotomy – surgical incision into the skull
Terminology • Epitheli/o • skin, surface tissue • Epithelial • Pertaining to skin cells • Esophag/o • esophagus (tube from the throat to the stomach) • Esophageal • Pertaining to the esophagus
Terminology • Hepat/o • liver • Hepatitis • inflammation of the liver • Lapar/o • Abdomen • Laparoscopy • Visual examination of the abdomen
Terminology • Laryng/o • Larynx (voice box) • Laryngeal • Pertaining to the larynx • Later/o • side • Lateral • Pertaining to the side
Terminology • Lumb/o • Loin (waist) • Lumbar • Pertaining to the loins • Part of the back and sides between the chest and the hip. • Lymph/o • Lymph (clear fluid in tissue spaces and lymph vessels) • Lymphocyte • White blood cell that is found within lymph and lymph nodes. • Example: T cells and B cells
Terminology • Mediastin/o • Mediastinum ( space between the lungs ) • Mediastinal • Pelv/o • Pelvis (bones of the hip) • Pelvic
Terminology • Peritone/o • Peritoneum (membrane surrounding the abdomen) • Peritoneal • Pharyng/o • Pharynx • Pharyngeal
Terminology • Pleur/o • Pleura • Membrane surrounding the lungs. • Pleuritis • Inflammation of the pleura. • Posteri/o • Back/Behind • Posterior
Terminology • Sacr/o • Sacrum (five fused bones in the lower back) • Spin/o • Spine (backbone) • Spinal
Terminology • Thorac/o • Chest • Thoracotomy • Incision of the chest • Thoracic • Pertaining to the chest • Trache/o • Trachea • Tracheotomy opening of the windpipe.
Terminology • Vertebr/o • Vertebra (backbone) • Vertebral