Popliteal Sural (calf) Fibular or peroneal Pedal (foot) Calcaneal Plantar Cephalic Otic Occipital (back of head) Thorax Abdomen Back (Dorsum) 8
Body Planes • Sagittal – divides the body into right and left parts – Mid-sagittal/median – divides body into ___________________ - Parasagittal – divides body into _____________________ • Frontal or coronal – divides the body into _____________________ • Transverse or horizontal (cross section) – divides the body into ________________________parts 9
Body Planes 10
Body Cavities • Two body cavities: – Ventral/ anterior body cavity – Dorsal/posterior body cavity • Dorsal body cavity – cranial and vertebral • Ventral Body cavity – thoracic and abdominopelvic 11
Cranial cavity (contains brain) Vertebral cavity (contains spinal cord) Dorsal body cavity Thoracic cavity (contains heart and lungs) Cranial cavity Vertebral cavity Superior mediastinum Pleural cavity Pericardial cavity within the mediastinum Diaphragm Pelvic cavity (contains urinary bladder, reproductive organs, and rectum) Lateral view Abdomino- pelvic cavity Abdominal cavity (contains digestive viscera) Anterior view Ventral body cavity (thoracic and abdominopelvic cavities) Dorsal body cavity Ventral body cavity Figure 1.9 Dorsal and ventral body cavities and their subdivisions. Body cavities 12
Body Cavities • Dorsal cavity protects the nervous system, and is divided into two subdivisions – Cranial cavity – within the skull houses the ________________ – Vertebral cavity – runs within the vertebral column houses ______________________ •
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- Fall '19
- cranial cavity, Pelvic cavity