ANSWER: body experiences cold environment, body starts shivering, muscles start contracting, body raises the internal temperature
Headaches and getting hungry :P
Answer: 1.) D. 2.) D. 3.) A.
Explanation: 1.) When you feel hungry, Your body reacts because it is you needing the nutrients and protein and just the hunger to go away. Your body has systems that also control different things including your appetite.
2.) What you put in your body balances out when you exercise and burn the carbs and lose the calories.
3.) There is a borderline when it comes to obese. Obesity is the effect of eating way more than usual and not exercising and not getting blood pumping throughout your body regularly each day.
Answer:
the blood leaves through the aortic valve and then ends up in the aorta
