What is the term used for the area beneath the fingernails that is cleaned with a pick during the surgical scrub?

A diagnostic test using an instrument to peel cells from the conjunctiva is a conjunctival _____

Fill in the blank(s) with correct word

Invasive hemodynamic monitoring uses a(n) _______________ to convert a pressure signal (in the catheter) to an electronic signal (on the monitor).

Fill in the blank(s) with the appropriate word(s).