After assisting a patient with his epinephrine auto-injector, you note that his blood pressure has improved. You realize that this finding probably resulted from epinephrine's ability to:
a. relax the smooth muscle of blood vessels.
b. constrict blood vessels.
c. increase the number of circulating red blood cells.
d. increase the oxygen-carrying capacity of the red blood cells.
Answer: b
Health Professions
You might also like to view...
Intraseptal injections provide:
A) Pulpal anesthesia to the teeth adjacent to the area penetrated. B) Anesthesia to the tooth mesial to the area penetrated. C) Significant hemostasis without a vasoconstrictor. D) An alternative to palatal injection techniques.
Health Professions
A physician who specializes in treatment of disorders and diseases of the ears, nose, and throat is called an:
A) Ophthalmologist B) Otologist C) Audiologist D) Otolaryngologist E) Optician
Health Professions