Action potentials are carried by the Purkinje fibers from the bundle branches to the ventricular walls.
a. true
b. false
a. true
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Answer the following statements true (T) or false (F)
1. Each resting neuron has a slight positive charge on the outside. 2. In the resting neuron, there is an excess of sodium ions on the interior of the cell. 3. When a resting neuron is stimulated, sodium ions rush into the cell, causing the interior to become negatively charged. 4. Saltatory conduction occurs when a nerve impulse jumps over the myelin sheath of an axon. 5. Saltatory conduction tends to be slower then nonsaltatory nerve conduction.
Which of the following is NOT necessary for the x-ray log?
a. body part to be x-rayed c. developing method b. thickness of body part in cm d. date
Peggy is having surgery on the right carpal region. A 3 cm incision will be made deep to the skin and muscle, but will be superficial to the bone. Explain to her where her surgery will occur
What will be an ideal response?
Medial means
A. toward the middle or midline of the body. B. away from the surface. C. closer to the head. D. closer than another structure to the point of attachment to the trunk. E. toward the back of the body.