A group of mental disorders<span> characterized by significant feelings of </span>anxiety<span> and fear.</span>
Answer:
The periosteum is a tough layer of connective tissue surrounding a bone.
Explanation: both
Exercising burns fat, and gets you more sleep. Not only that, but
exercising expands muscles, and is just an overall healthier lifestyle.
I hope that answered your question :)
I dont know but it may be urinary system as you need liquid to urinate so that propably includes kidny i am assuming and if you dont get water or get dehydratd and can cuase serous kidney issues thats why i think it is urinary system