Which of the following best defines the term "solution"?
A) A combination of two or more different chemical elements in which the atoms of the different elements are held together by chemical bonds
B) A heterogeneous combination of two or more substances where the properties of each individual substance are absorbed by the other(s)
C) A homogeneous mixture of two or more substances that do not chemically react with each other
D) A mixture of two or more substances that results in a change in the molecular composition of each substance
C
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During recovery from a serious surgery or trauma, how much water is likely to be produced in a 24-hr period by the catabolism of fat and proteins?
a. 300 ml b. 500 ml c. 750 ml d. 1000 ml
A patient is having frequent premature ventricular contractions and runs of ventricular tachycar-dia. Which of the following drugs would be considered for this patient?
1. Procainamide 2. Epinephrine HCl 3. Atropine 4. Amiodarone a. 1 and 3 only b. 2 only c. 1 and 4 only d. 2, 3, and 4 only
Which of the following structures equalizes pressure in the inner ear?
a. Tympanic membrane b. Eustachian tube c. Auditory canal d. Oval window
Which type of scoliosis accounts for the majority of the cases of scoliosis?
a. Idiopathic b. Infectious c. Iatrogenic d. Secondary