Which of these is the tough, outermost layer of the eye, also called the "white of the eye"?
A. Pupil
B. Lens
C. Retina
D. Sclera
E. Fovea centralis
D. Sclera
The sclera is the tough, outermost layer of the eye, which covers all except the front of the eye.
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You are called to the scene of an overturned tanker truck. Arriving at the scene, you notice a fluid draining from the underside of the truck. You use your binoculars to look on the placard on the back of the vehicle so that you can identify the material from your:
A. Physician's Desk Reference. B. Emergency Response Guidebook. C. Emergency Medical Responder Manual. D. Standard Operations Procedure Manual.
What part of structural fire fighting personal protective equipment (PPE) prevents scalding water and embers from reaching the ears and neck?
A. Helmets B. Wristlets C. Protective coats D. Eye protection devices
While cleaning a gun, a 44-year-old man accidentally shot himself in the abdomen. On your arrival at the scene, the patient is responsive to painful stimuli and lying on his side, with his legs drawn to his chest. Blood is evident on his shirt and pants. The vital signs are minimally acceptable and the pulse oximeter reading is 94%. What is the correct sequence of events when caring for this patient?
A) Perform a primary assessment and a rapid secondary assessment, move the patient to the stretcher for immediate transport, and start positive pressure ventilation en route to the hospital B) Perform the primary assessment, administer supplemental oxygen, perform the secondary assessment, transfer the patient to the stretcher, and provide rapid transport C) Transfer the patient to the ambulance, provide rapid transport, perform the primary and secondary assessments, and avoid oxygen therapy en route to the hospital D) Transfer the patient to the ambulance, perform the primary assessment, provide oxygen therapy, and provide rapid transport
Which of the following could be classified as a benign fibro-osseous lesion?
a. Fibrous dysplasia b. Idiopathic histiocytosis c. Ewing's tumor d. Odontogenic myxoma e. Hematopoietic bone marrow defect