百度试题 结果1 题目【题目】20. What is the hardest part of the human body?A. toothB. nailC. skullD. bones 相关知识点: 试题来源: 解析 【解析】A 反馈 收藏
1.Sports human body composition:Muscle accounts for half of the human body, and it works with bones. 运动人体组成:肌肉占人体体积的一半,它和骨骼一起产生运动。 2.Digestive body composition:It is mainly composed of digestive tube and gland. ...
1.Sports human body composition:Muscle accounts for half of the human body, and it works with bones. 运动人体组成:肌肉占人体体积的一半,它和骨骼一起产生运动。 2.Digestive body composition:It is mainly composed of digestive tube and gland. 消化人体组成:主要由消化管和消化腺组成。 3.Respiratory ...
【小题3】Which of the following is TRUE according to the passage? A.Heart muscles are very important because they give us strength and allow us to move. B.The heart of human beings completely consists of heart muscle. C.The skeletal muscles are connected to the bones b...
What is the strongest part of your body? Your head? Bones? It’s your teeth! There is a special thing called enamel (牙釉质) in teeth. It is the hardest thing in the human body and keeps bacteria (细菌) away. However teeth are vulnerable (易受伤害的) to problems and disease. Septem...
What is the chemical composition of bone? What is the human bone structure called? What bones articulate with the frontal bone? Classify the following bones according to location (axial or appendicular). Bones Classification 1. carpal 2. tibia 3. humerus 4. ulna 5. radius 6. femur 7. rib...
What is the body made of? The composition of the human body contains around 20 different elements The human body contains around 20 different elements, mostly made inside ancient stars. If you deconstructed an 80kg human into atoms, you would get about the following amounts of the different ...
What do intramembranous bones form from?What type of bone makes up the majority of the diaphysis of long bones like the humerus? Describe the layers of bone tissue found here.What bones form the palm of the hand?What is the tissue composition of bone?
Humans: a not so modest affair.(Human Origins: What Bones and Genomes Tell Us About Ourselves)(Book review)Brothwell, Don
What’s the strongest part of your body? Your head? Bones? It’s your teeth. There is a special thing called enamel(牙釉质)in teeth. It is the hardest thing in the human body and keeps bacteria(细菌)away. However teeth are hurt easily to problems and disease. September 20 is National...