What is the term for the ability of an acid-base mixture to resist sudden changes in pH?
a. ionization coefficient c. ionization rate
b. buffer action d. dissociation coefficient
b. buffer action
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AlligationUse alligation to determine the parts of each strength of the components needed in each equation. A physician ordered an IV of dextrose 12.5%, 500 mL. The pharmacy technician has only dextrose 10% W and 20% W. How many milliliters of each are needed?
What will be an ideal response?
A radiographic film of the urinary bladder after air has been placed in the bladder via a urinary catheter is called a:
A) scout film B) radiocystogram C) retrograde pyelogram D) pneumocystogram
Which of the following assessment findings best indicates that a patient's injury should be classified as an abrasion?
a. Intact skin with ecchymosis noted; patient describes minor pain b. Jagged breaks in the skin; bleeding moderate but controllable c. Intact skin with a large accumulation of dark blood underneath d. Red scrapes involving the outermost layer of skin only
What factors help determine how the tumor cells respond to chemotherapy?
a. Type of tumor b. Sex of the patient (male vs. female) c. Age of patient d. Type of tumor debulking