Lateral and basomedial association cortices are multimodal

The diaphragm is innervated by:

a. The phrenic nerve b. Spinal nerves C3-C5 c. Spinal nerves S2-S4 d. Thoracic spinal nerves

An ECG rhythm strip shows a ventricular rate of 128, a regular ventricular rhythm, a PR interval of 0.24 sec, a QRS duration of 0.08 sec, and one upright P wave before each QRS. This rhythm is:

a. Second-degree AV block type I. b. Junctional tachycardia with a first-degree AV block. c. Third-degree AV block. d. Sinus tachycardia with first-degree AV block.