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Medical Terminology
CH 3 - SECTION 1 TEST
| Term | Definition |
|---|---|
| abdominal cavity | the cavity that contains the stomach, pancreas, liver, gallbladder, and large/small intestines. |
| vertebral cavity | the cavity that contains the spinal column. |
| horizontal plane | the plane that divides the body into upper and lower portions; also known as the transverse plane. |
| coronal plane | the plane that divides the body into front and back portions; also known as frontal plane. |
| sagittal plane | the plane that divides the body into right and left halves. |
| body planes | points of reference which are imaginary slices or cuts through the body that divide it vertically or horizontally. |
| appendicular body | the arms and legs of the body. |
| axial body | the head, neck, and trunk portion of the body. |
| fundamental position | anatomical position with the palms inward, w/the thumbs facing forward. |
| elasticity | muscles ability to return to its normal resting length when the shortening stimulus or stretching force is removed. |
| extensibility | muscles ability to stretch, or lengthen, when a force is applied. |
| contractility | muscles ability to shorten, or contract when it receives a stimulus. |
| irritability | muscles ability to respond to stimulus. |
| regenerate | replace itself. |
| columnar cells | cylindrical in shape |
| squamous cells | cells that are flat in shape |
| epithelial tissue | forms the top layer of skin |
| mitochondria | provides energy or fuel for the transportation of molecules. |
| endoplasmic reticulum | transports the molecules in cells |
| Golgi apparatus | packages the molecules in cells |
| tissue | a group of similar cells that perform a specific function |
| retroperitoneal space | the space at the back of the abdomen just lateral to the spinal column. |
| pelvic cavity | the cavity that contains the sigmoid colon, rectum, and bladder, and in females, contains the uterus, Fallopian tubes |