A 1:100 (W/V) solution of epinephrine would be expressed as:
A. 1 g of epinephrine/100 mL of solution.
B. 1 g of epinephrine/100 mL of water.
C. 1 mL of epinephrine/100 mL of water.
D. 1 mL of epinephrine/100 g of water.
Answer: A
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You are treating a patient who is complaining of moderate pain in the right knee. The knee is swollen, ecchymotic, and flexed about 45 degrees. CMS is intact. How would you treat this patient?
a. Place the patient on a long spine board and transport to the aid room, where you can examine the injury more efficiently. b. Straighten the injured knee and then immobilize it by attaching it to the other leg. c. Splint the knee in the position found before moving the patient. d. Apply a traction splint and straighten the knee until the pain is decreased.
When mutations occur in the globin chains of hemoglobin, what two interactions can be impaired?
a. Stability and hemoglobin-oxygen affinity b. Iron binding and stability c. Heme synthesis and affinity d. Iron regulation and affinity