Place a star on everything ?
Explain the role of Calcium(Ca+) in askeletal muscle contraction. Role of calcium { Ca++}: By BONDING to the TROPONIN it causes the TROPOMYOSIN to MOVE from its blocking position on the active sites on the actin filaments SO the CROSS BRIDGES CAN ATTACH.
I would use assessing your health, By learning about your body, your situation, what your numbers mean, and what to do about it, you can prevent many future health problems.
Integrity is the answer I would put. Doing honest things even when nobody is looking.