Muscles work all the time. They even work when you are fast asleep. They keep your body firm and strong. Therefore, it is important to be in good shape. You need to stay healthy so that your muscles can remain powerful too. One thing that muscles need is good food. Muscles develop wh...
Muscles also aid digestion and breathing. The heart is an amazingly strong muscle that beats thousands of times a day to pump blood throughout the body. Function of Muscles With the help of your nervous system, some muscles in your body can be controlled directly by you: i.e., operating ...
The muscles in the human body control how we . A. thinkB. move相关知识点: 试题来源: 解析 (1)3-\sqrt{3}(2)2\sqrt{3}(3)-\sqrt{3}(4)-2\sqrt{3}+2 (1)原式=\frac{1}{\left( \frac{1}{2} \right)}+\frac{2-\sqrt{3}}{(2+\sqrt{3})(2-\sqrt{3})}-1=2+\frac{2-...
If we don'tuse our muscles often, they can become weak.独家原创试题W*individual adj.单个的;个别的**expand v.扩展***protein n.蛋白质Muscles in the human bodyMuscles control 1 in the body.Not all muscles are controlled by ourIntroductionthoughts, for 2 , our heart beating.There are 3 ...
But there are also muscles you can't control.They are your involuntary (不随意的) muscles,such as your heart muscle and smooth muscles. Why are healthy muscles important Healthy muscles let you move freely and keep your body strong.They also help to keep your joints ...
题目 There are muscles(肌肉)in the human body.A.over 200B.over 350C.over 600 答案 C考查常识。句意:人体有600多块肌肉。可知人一共有639块肌肉,所以横线处应该为over 600 超过600。故答案为C。相关推荐 1There are muscles(肌肉)in the human body.A.over 200B.over 350C.over 600 反馈 收藏...
It is a very thick muscle that is found only in the walls of the heart. Its job is to pump blood out of the heart and into blood vessels called arteries(动脉). The arteries help carry the blood to all parts of the body. When the cardiac muscles relax, they let ...
【题目】DWe have more than 600 muscles(肌肉)i ou body And thes musce bep u movei higsmake blood run through our body and even help us brestheThe muscies that we can control ae calledskeea(骨骼的) musclsbecausethe worktogherwith our bones(青头) to help us walk,jump,ru, swim, ...
How many bones are in the human body? How many vertebrae are in the human body? How many muscles attach to the scapula? How many chest bones are in the human body? How many blood vessels are in the human body? What does the muscular system do for the human body?
Naked Muscles: The New Breed: Directed by Steve Landess, John Rutherford. With Adam Champ, Tom Chase, Cody Cooper, Adam Dexter. Muscle worshiper's delight: Handsome, masculine, and well-endowed competition-level bodybuilders are paired in non-stop gay ac