Can someone help me with my questions, it's for an assignment that's past due and I need to do it Q1. What Is another name for The excretory system?

Q2. And why is that another name for The excretory system?

Which term matches this definition? treating all human blood and other potentially infectious material, as if known to be infectious, for bloodborne pathogens. a. exposure control plan b. engineering controls c. universal precautions d. personal protective equipment

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4

Lordosis can often be prevented by strengthening core muscles in the abdominals and back. a. true b. false