The cardiovascular system is made up of what two systems:

a) circulatory system and respiratory system

b) digestive system and endocrine system

c) nervous system and circulatory system

d) muscular system and endocrine system

So i have a lot of answers answered but it says i still need to answer more questions. why is it doing that? how many questions need to be answered?

The federal child abuse prevention and treatment act (capta; 42 u.s.c.a. § 5106g) makes it mandatory for parents, guardians, and professionals dealing with children to all acts of child abuse they encounter.

Which of the following is not true about a good stretching routine? a). can be hurried up once have it memorized b). improves issue elasticity and flexibility c). should last a minimum of five minutes d). prevents injury and increase athletic performance