What is a reticulocyte?
A. A formed element that functions in blood clotting
B. A hormone that stimulates the production of blood cells
C. A type of white blood cell
D. An immature red blood cell
Answer: D
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Which type of information can graded potentials convey to the central nervous system?
A) Size of environmental change B) Same information as action potentials C) Length of signal sent and received D) Amount of electricity generated
A person has an infection of the middle ear structure that equalizes external and internal pressure, which causes the eardrum to have difficulty vibrating with incoming sound. Which structure should care address?
A) Eustachian tubes B) Ossicles C) Semicircular canals D) Tympanic membrane
A molecule positioned on the high-concentration side of a concentration gradient stores ________ energy.
Fill in the blank(s) with the appropriate word(s).
What type of shock occurs when bacterial toxins trigger vasodilation and increase capillary permeability?
A. Septic B. Neurogenic C. Anaphylactic D. Cardiogenic E. Compensated