百度试题 结果1 题目What is the circulatory system ? A. The system that helps your body breathe B. Your body’s muscles C. Your body’s nerves D. Your body’s blood transporting system 相关知识点: 试题来源: 解析 D 反馈 收藏
9.What is the function of the circulatory system? (1) (1)It carries digested food, water and oxygen to all parts of the body.(2)It supports the body and protects the organs.(3)It breaks down food into simpler substances and absorbs them.(4) It helps the body to exchange gases with...
The blood circulatory system (cardiovascular system) delivers nutrients and oxygen to the cells in the body and removes waste products. The main roles of the blood circulatory system (cardiovascular system) are to deliver nutrients and oxygen to the cells in the body and to have the waste produc...
What is the Function of the Circulatory System? What are Lymphatic Vessels? What is Pulmonary Circulation? Discussion Comments ByGlasis— On Mar 14, 2014 @Glasis - Unfortunately with such a complicated system it has many parts that need to work in unison that can get a monkey wrench thrown...
Circulatory system: The human body is a sophisticated system that requires several processes to function properly. In order to keep these critical processes functioning smoothly, necessary materials and components must be transported to the various regions of the body. The human circulatory system is ...
What Is a 100 Day Cough? Diet What Is Vitamin D? Conditions Why Do Spicy Foods Cause Runny Noses? Related Articles What Is the Relationship between the Circulatory System and Homeostasis? What Is the Importance of the Respiratory System?
Providing the body with immune defense is also a function of the circulatory system. The immune system is a division of the lymphatic system as a whole. Lymphocytes are immune cells that attack organisms like fungi and bacteria. Lymphoid organs, such as the spleen, also assist in the immune ...
1. Introduction to the Circulatory System in Cockroach: - The circulatory system in cockroaches is an open type of circulatory system, which means that the blood (hemolymph) is not always contained within blood vessels. 2. Transport of Nutrients: - One of the primary roles of the circulatory ...
The circulatory system is the system by which blood moves through the heart and is then circulated throughout the body. Living animals (and humans) all have circulatory systems, and they can be categorized either as open or closed circulatory systems....
The heart is a muscular pump organ with two upper chambers, called atria, where the blood enters. After passing through a valve, the blood then enters one of the two lower chambers, called ventricles. The muscles of the ventricle contract to send the blood out of the heart and into the ...