An imaginary straight line that runs up and down along the body's relative line of gravitational pull, perpendicular to the horizontal plane

Restrictions in fascia surrounding muscles can prevent full relaxation and ________ even when contracted muscle fibers have relaxed

Fill in the blank(s) with the appropriate word(s).

Several cycles of basic life support maneuvers have failed to relieve a severe airway obstruction in an unresponsive 44-year-old woman. You should:

A) intubate the patient and attempt to push the foreign body into one of the mainstem bronchi. B) continue basic life support maneuvers and transport the patient to the hospital immediately. C) perform direct laryngoscopy and attempt to remove the obstruction with Magill forceps. D) place the patient's head in a neutral position and perform an emergency cricothyrotomy.