Explain the application of an external fixation device and an internal fixation device
An external fixation device is a procedure used to stabilize a fractured bone in which wires, pins, or screws are placed through the soft tissue into the bone and then are held in place with an external device. This is done without surgical correction of the bone.
An internal fixation device is a procedure used to stabilize a fractured bone using wires, pins, or screws. This procedure sometimes is referred to as an open reduction internal fixation. This is done surgically.
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use them to maintain voltages across their membranes and to carry electrical impulses (nerve impulses, muscle contractions) across themselves and to other cells. a. Electric currents b. Electronics c. Electrolytes d. Enzymes
Which of the following are costs whose total does not change in proportion to the activity of the dental practice?
A) Variable expenses B) Practice expenses C) Overhead costs D) Fixed expenses