A pacemaker artificially stimulates contraction of heart muscle
Indicate whether the statement is true or false
True
You might also like to view...
If the parasympathetic neurotransmitter releases acetylcholine, the nurse should anticipate observing what changes in the ECG pattern?
A) Heart rate 150 beats/minute, labeled as supraventricular tachycardia B) Disorganized ventricular fibrillation C) Complete cardiac standstill D) Slowing of heart rate to below 60 beats/minute
When a child can create the same shape on both sides of their body, this is considered:
A. symmetrical B. spherical C. nonsymmetrical D. asymmetrical
A person appointed by a patient to make medical decisions for the patient if the patient is unable to do so is
A. a proxy. B. a spouse. C. an attorney. D. a parent.
Which of the following is not a true statement about antagonist muscles?
A. They are typically located on the opposite side of the joint from the agonist muscles. B. They work against agonist muscles by contracting and preventing movement. C. They are also known as contralateral muscles. D. They have the opposite concentric action from agonists when activated.