Which of the following tests requires numerous blood collections in a day?

There are ________ areas in the body where the pulse can be easily measured

a. three b. five c. seven d. nine

If 10 gm of active ingredient is mixed with 500 mL of normal saline, what is the final concentration (w/v)?

A) 0.2% B) 1% C) 2% D) 10%