After the impulse flows through the ________, the ventricles contract and the SA node starts the flow of a new impulse.
Fill in the blank(s) with the appropriate word(s).
Purkinje fibers
After the cardiac impulse flows through the Purkinje fibers, the ventricles contract and the SA node starts the flow of a new impulse.
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Which of the following is true regarding the unit "mole"?
A) If the masses of two atoms differ, then a mole of one substance will weigh more than a mole of the other. B) Because the number of atoms in a mole is constant, one mole of any substance has the same weight as does one mole of any other substance. C) The unit "mole" uses the standard of one mole of carbon-12, because one mole of carbon-12 is the heaviest substance known. D) Both A and C are correct.
Which of the following patients has the GREATEST potential for violent behavior?
A) A patient who has witnessed the death of a spouse B) A patient with delusions of being someone else C) A patient with a knife who is stabbing a stuffed animal D) A patient talking to himself