Answer and explain the following questions. 1. Choose all that are characteristic of pacemaker cells, but not contractile cells of the heart. 18 pts Membrane
Answer and explain the following questions. 1. Choose all that are characteristic of pacemaker cells, but not contractile cells of the heart. 18 pts
Membrane potential is unstable
Have a plethora of potassium channels
Control heart rate
Repolarization is prolonged due to calcium current
Potassium influx repolarizes the cell
Have sodium action potentials 2. Match the description to the correct set of pacemakers. If the description does not fit any: choose
“none." 12 pts Found in right atrium Connect atria to ventricles Depolarize the fastest Conduct the fastest IConduct the slowest Set heart rate about 50 bpm
How it Works
1
It only takes a couple of minutes to fill in your details, select the type of paper you need (essay, term paper, etc.), give us all necessary information regarding your assignment.
2
Once we receive your request, one of our customer support representatives will contact you within 24 hours with more specific information about how much it'll cost for this particular project.
3
After receiving payment confirmation via PayPal or credit card – we begin working on your detailed outline, which is based on the requirements given by yourself upon ordering.
4
Once approved, your order is complete and will be emailed directly to the email address provided before payment was made!