What variance in RR intervals must be present to be considered sinus arrhythmia?
a. more than 20% c. more than 40%
b. more than 10% d. more than 30%
b. more than 10%
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A groin pull injury often presents with pain reported in the same vicinity as trigger point activity from which muscle?
a. Pectineus b. Adductor longus c. Adductor brevis d. All of above
When transporting an alert but nonverbal stroke patient with a blood pressure of 210/110 mmHg, the EMT should:
A) dim the lights and remain out of the patient's sight to avoid unnecessary stimulation. B) touch the patient only when absolutely necessary, like obtaining vitals. C) make an effort to explain everything that is happening or being done. D) remain in the patient's sight but avoid talking or stimulating the patient.
Which of the following are the two primary human barriers to infection in the health care setting?
a. Disinfection and sterilization b. Immunologic and mechanical c. Disinfection and pasteurization d. Hand-washing and personal protective equipment
The second cervical vertebra is called the _______________.
Fill in the blank(s) with the appropriate word(s).