Which of the following agents are highly effective when combined with proton pump inhibitors and antibiotics for the eradication of H. pylori?

Preganglionic sympathetic fibers originate from the

a. Paravertebral ganglia b. Brainstem and cervical spinal cord c. Brainstem and sacral spinal cord d. Thoracic and lumbar spinal cord

Which of the following is a common critique of body armor and its use by EMS providers?

A) It is too expensive and not worth it for EMS providers. B) It requires too much training to use properly. C) It provides a false sense of security. D) It protects only against low-powered ammunition.