Answer:
The muscular system, in vertebrates, is controlled through the nervous system, although some muscles, like cardiac muscle & muscles in stomach walls, can be completely autonomous. And others like, skeletal muscles are under conscious control.
Muscles run throughout the human body. Each muscle has a specific name according to it's location or function. All these muscles work and render human body to function normally. For example, when you want to play flute you have to pucker your lips, you can do so with the help of Orbicularis oris, a muscle surrounding the lips.
Digestive system breakdown the food and absorb nutrients from it.
Food we eat is the body's source of fuel. Nutrients in food give the body's cells the energy they need to operate. Before food can be used it has to be broken down into tiny little pieces so it can be absorbed and used by the body. In humans, proteins need to be broken down into amino acids, starches into sugars, and fats into fatty acids and glycerol. The whole process of digestion is aided by chemical and nervous coordination
.Explanation:
When u smoke, it not just ruins your own health, but the health of other people that live with you. How? Well because cigarettes have a combination of bad chemicals that ruin your health, and when people inhale that smoke, they breath in those bad chemicals. But the smoker gets the most harm. How? Well smoking is very bad for your lungs. Like i have said , the smoker inhales the chemicals, and it goes to his lungs, because thats where he inhales it. and the lungs get the chemicals, and the more they smoke, the more the mungs get blacker, and untill you just get lung cancer.
Hope i helped!
To prevent a health risk from poor sanitation.
Answer:
Emotional and mental health is important because it's a vital part of your life and impacts your thoughts, behaviors and emotions. Being healthy emotionally can promote productivity and effectiveness in activities like work, school or caregiving.
Well the only one that makes most sense is the flight or fight response because your body senses danger causing ur adrenalin to get shot up which would allow ur body to feel more safe. Hope this helped :)