Both depolarization and repolarization are produced by the diffusion of ions down their concentration gradient.
Answer the following statement true (T) or false (F)
True
You might also like to view...
The summing up of excitatory and inhibitory signals received by a neuron is called
A. summation. B. transmission. C. potentiation. D. integration.
Which of the following leaves the bloodstream and can form colonies in body tissues?
A. Platelet B. White blood cell C. Red blood cell D. All of the formed elements can leave the bloodstream.
________ lack(s) striations and are(is) involuntary.
A. Cardiac muscle B. Skeletal muscle C. Smooth muscle D. Cardiac muscle and skeletal muscle
Which of the following most likely occurs in the condition called hyperkalemia?
A) decreased heart rate B) increased rate of depolarization at the SA node C) irregular cardiac contractions D) fluid collection in the pericardial sac E) elevated calcium concentrations