Refer to the ICD-10-CM Official Guidelines I.C.5.b.1 which states: The appropriate codes for ________ are assigned only on the basis of provider documentation.

Which of the following is a characteristic that needs to be noted and recorded when pulse rate is observed?

a. Rate b. Volume c. Rhythm d. All of the above

Beta-blockers have what effect on heart rate and contractility?

A) Decreased heart rate and increased contractility B) Increased heart rate and decreased contractility C) Decreased heart rate and contractility D) Increased heart rate and contractility