If potassium channels were blocked, the ________ phase of the action potential would not occur normally
A) repolarization
B) depolarization
C) refractory
D) threshold
Answer: A
You might also like to view...
Answer the following statements true (T) or false (F)
1. The papillary muscles contract after the other ventricular muscles so that they can take up the slack on the chordae tendineae before the full force of ventricular contractions sends blood against the AV valve flaps 2. An ECG provides direct information about valve function. 3. As pressure in the aorta rises due to atherosclerosis, more ventricular pressure is required to open the aortic valve. 4. The adjustment of blood flow to each tissue in proportion to its requirements at any point in time is termed autoregulation. 5. Arterial pressure in the pulmonary circulation is much higher than in the systemic circulation because of its proximity to the heart.
Explain the three places where a preganglionic sympathetic neuron may synapse with a postganglionic sympathetic neuron
What will be an ideal response?
Which carpal bone is not in the distal row of carpal bones?
A. trapezium B. hamate C. capitate D. triquetrum E. trapezoid
The first branch of the lumbar plexus is the ________ nerve.
Fill in the blank(s) with the appropriate word(s).