I need help please ill give brainest

What type of muscle makes up your heart?

What are the functions of the various parts of the neuron? how are messages transmitted through the nervous system? make sure that your response demonstrates that you understand how this works!

Many1. why should teens be aware of health issues such as healthy sexuality, dealing with conflict, healthy decision making and cpr? 2. a) what are the 3 most important aspects/skills to learn in order to play volleyball activity well? b) explain how each aspect/skill is important when playing the game. c) describe 2 points of strategy you could use to you be successful at this activity.