Label the parts of the heart and draw arrows representing the flow of blood through each part

Describe the potential effects, on people, of unprotected exposure to the sun.give an example of 1 new thing have you learned about the sun’s uv rays.

Why would one lymph node in the neck be swollen and not the other? what causes them to swell?

Minor illnesses: a.) decrease the risk of sids b.) increase the risk of sids c.) increase the risk of hospitalization d.) decrease the risk of allergies e.) increase the risk of allergies