Compartment doors may interfere with what type of SCBA mount?

Platelet activation and subsequent formation of the platelet plug are involved in:

a. Primary hemostasis b. Secondary hemostasis c. Fibrinolysis d. Inhibitory system

A construction worker was accidentally shot with a nail gun. The nail penetrated the skull approximately ½ inch through the temporal region. Before your arrival, coworkers pulled the nail free. Based on the mechanism of injury, which sign provides the strongest evidence that the meningeal layers have been breached?

A) Blood draining from the puncture wound B) Crepitus of the skull at the injury site C) Deformity and depression at the injury site D) Cerebrospinal fluid oozing from the puncture wound