What is the ventricular heart rate with junctional tachycardia?

The most effective technique for increasing tone in an inhibited and stretch-weakened muscle is to

a. facilitate a contraction in it using resisted motion. b. facilitate relaxation in the muscle using post-isometric relaxation. c. apply deep tissue techniques that stretch myofascia. d. apply pin-and-stretch techniques that elongate the muscle.

Patient's RR is 12 breaths/min, PaCO2 is 60 mm Hg. If a PaCO2 of 40 were desired, the RR be set at what value?

a. 18 b. 23 c. 35 d. 40