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Chapter 2
Body
Question | Answer |
---|---|
Cranial cavity | space in the head containing the brain and surrounded by the skull. Cranial means pertaining to the skull. |
Thoracic cavity | Space in the chest containing the heart,lungs,bronchial tubes,trachea,esophagus,and otheer organs |
Pleural cavity | space between the pleural membranes |
Mediastinum | centrally located area outside of and between the lungs.Contains the heart,aorta,trachea,esophagus,thymus gland,bronchial tubes,and many lymph nodes |
Abdominal cavity | space below the chest containing organs such as the liver,stomach,gallbladder,and intestines;also called abdomen |
Pelvic cavity | space below the abdomen containing portions of the intestines,rectum,urinary bladder,and reproductive organs.Pelvic means pertaining to the pelvis,composed of the hip bones surrounding the pelvic cavity |
Spinal cavity | space within the spinal column (backbones) and containing the spinal cord.Also called the spinal canal |
diaphragm | muscle separating tthe abdominal and thoracic cavities.Moves up and dowwn and aids in breathing |
dorsal (posterior) | pertaining to the back |
peritoneum | double-layered membrane surrounding the abdominal organs |
pleura | double-layered membrane surrounding each lung |
ventral (anterior) | pertaining to the front |
cervical | neck region (C1 to C7) |
thoracic | Chest region (T1 to T12) |
lumbar | loin (waist) region (L1 to L5),lower back |
sacral | Region of the sacrum (S1 to S5),located between the right and left hip bones |
coccygeal or coccyx | Region of the coccyx (tailbone), at the end of the spine |
anterior (ventral) | front surface of the body |
deep | away from the surface,towards the center of the body |
distal | far from the point of attachment to the trunk or far from the beginning of a structure |
frontal (coronal)plane | vertical plane dividing the body or structure into anterior and posterior portions |
inferior (caudal) | below another structure;pertaining to the tail or lower portion of the body |
lateral | pertaining to the side |
medial | pertaining to the middle or near the medial plane of the body |
posterior (dorsal) | back surface of the body |
prone | lying on the belly (face down,palms down) |
proximal | near the point of attachment to the trunk or near the beginning of a structure |
midsagittal (lateral plane) | lenghwise, vertical plane dividing the body or structure into right and left sides. |
superficial | on the surface |
superior (cranial) | abover another structure; pertaining to the head/skull |
supine | lying on the back (face up,palms down) |
transverse (cross-sectional or axial) plane | horizontal plane dividing the body into upper and lower portions |