When assessing a potentially unconscious athlete, what is the first action that must be taken?
A. Stop any bleeding that may be severe.
B. Roll the athlete onto his back.
C. Determine the level of consciousness and unresponsiveness.
D. Check the athlete's carotid pulse.
Answer: C
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During a venipuncture, blood flows into the evacuated tube with a forceful pulsing motion. What may be causing this to happen?
A. The tube may be expired. B. The needle may be too close to a valve. C. An incorrect tube may have been selected. D. An artery may have been punctured.
Identify the three functional parts of the foot and the bones in each part
What will be an ideal response?
An 85-year-old male with a history of an irregular heartbeat, diabetes, renal failure, and stroke fell getting out of bed, striking his head on the nightstand. He is alert and oriented and denies complaint. Vital signs are all within normal limits. There is a minor abrasion on his forehead, but he denies any associated pain or headache. Which of the following should be your priority?
A) Asking him if he ate breakfast and checking his blood sugar B) Inquiring whether he is up to date on his tetanus immunization C) Determining if he takes blood thinners for the irregular heartbeat D) Asking family members if he has developed dementia yet
What is polymerization?
a. Polymers that soften when exposed to heat but then return to their original shape when cooled b. Polymers that solidify or set irreversibly when they are heated c. The chemical reaction in which monomer molecules are linked and cross-linked into macromolecules d. Synthesis of a polymer that is characterized by the ability of its molecules to elongate when strained and to reversibly assume their original shape when the tension has been released