Which one of the following best describes the difference between cardiac and smooth muscle?
A) Cardiac muscle can generate an electrical impulse; smooth muscle cannot.
B) Cardiac muscle is able to extend; smooth muscle can only contract.
C) Cardiac muscle relies on an electrical impulse to be stimulated; smooth muscle does not.
D) Cardiac muscle does not need a blood supply; smooth muscle does.
Question 2
The correct way to place an oropharyngeal airway (OPA) in a child would be:
A) right side up, with the tongue held down with a tongue depressor until it rests in the correct position.
B) from the right corner of the mouth in a sideways fashion, then rotated 90 degrees.
C) upside down until it reaches the roof of the mouth, then rotated 180 degrees.
D) sideways from the corner of the left side of the mouth, then rotated 90 degrees.
Muscle Contraction
Diaphragm, the major muscle of breathing.
Cardiac Output
Production of ATP in Skeletal Muscle
E9-23 Prepare income statements Explain the difference in operating income
Cardiac conduction system