Protocols are verbal instructions given over the radio that are universal to all emergency medi-
cal situations.
Indicate whether the statement is true or false
F
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The inhibitory interneurons of the substantia gelatinosa will be activated during ________ nerve fiber excitation
A) A alpha B) A delta C) C D) D
A 30-year-old woman complains of swelling in both of her legs. She is 32 weeks pregnant, and states that she has also developed varicose veins over the past few weeks. Which of the following BEST explains the cause of this patient's signs and symptoms?
A) The gravid uterus compresses the superior vena cava, decreasing venous return to the heart. B) Changes in the endocrine system cause peripheral edema during the late stages of pregnancy. C) The gravid uterus compresses the pelvic and femoral vessels, decreasing venous return and causing venous stasis. D) Changes in kidney function alter the normal electrolyte balance, causing tissue edema in the legs and feet.
A patient with acute respiratory failure requires NIV. The patient is very dyspneic. Which of the following patient interfaces is most appropriate?
a. Nasal mask b. Mini mask c. Nasal pillows d. Oronasal mask
Because smoking alters the body's ability to mount a host response, how does periodontal inflammation present itself in a smoker?
A) Red, swollen gingival margins, with profuse bleeding B) Smooth tissue with minimal bleeding C) Smooth tissue with profuse bleeding D) Tight and firm margins with pyramidal papilla