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Ch. 6 skeletal syst
Skeletal system
| Question | Answer |
|---|---|
| The act of bringing two bones closer together, which decreases the angle between the two bones. | Flexion |
| The act of increasin the angle between two beones, which results in a straighting motion. | Extexion |
| the movement of an extremity away from the midline (and imaginary line that divides the body from head to toe.) | Abduction |
| Is the movement toward the midline. | Adduction |
| Includes flexion, extension, abduction, and adduction. | Circumduction |
| Movement allows a bone to move around one central axis. Thsi type of pivot motion occurs when you turn your head from side to side. | Rotation |
| The forearm turns the hand so the palm is down ward or backward. | Pronation |
| The palm is forward or upward. | Supination |
| 1 Frontal | forms the forehead |
| 2 parietal | form the roof and sides of the skull |
| 2 temporal | house the ears |
| 1 occipital | forms the base of the kull and contains the foramen magnum. |
| 1 ethmoid | (located between the eyes) forms part of the nasal septum. |
| 1 sphenoid | (which resembles a bat) is considered the key bone of the skull; all other bones connect to it. |
| 5 nasal | (2 are nasal bones that form the bridge of the nose {your glasses sit on this bone}; 1 is the vomer bone which forms the lower part, or midline, of the nasal septum; and 2 are inferior concha bones which make up the side walls of the nasal cavity.) |
| 2 Maxilla | make up the upper jaw |
| 2 Lacrimal | (in the inner aspect of the eyes) contain the tear ducts. |
| 2 zygomatic | form the prominence of the cheek. |
| 2 Palatine | from the hard palate of the mouth |
| 1 mandible | is the lower jaw and the only movable bone in the face. |
Created by:
bribet2654
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