Two drops (0.1 mL) of 0.5% ketorolac tromethamine ophthalmic solution, instilled into the eyes of patients 12 hours and 1 hour prior to cataract extraction achieved measurable levels in 8 of 9 patients' eyes (mean ketorolac concentration 95 ng/mL aqueous humor, range 40 to 170 ng/mL).
Restoring the pH of the scalp may help prevent hair loss from dandruff, bacteria or fungus. Every liquid substance on Earth has a pH, or an acid-base, measurement. Very few substances are neutral; most are either acidic, such as vinegar, or basic, such as bleach.
The most important factor affecting blood pH is the concentration of a. lactic acid b. pyruvic acid c. hydrochloric acid d. carbon dioxide 5. Symptoms of high blood pH include a. CNS depression b. muscle tetany c. both a and b d. neither a nor b 6. When blood pH decreases, blood protein a. binds to H+ b. releases H+ c. neither a nor b 7. Which of the following increases blood pH? a. hyperventilation b. hypoventilation c. neither a nor b 8.