What is the structure of human body?
The human body is a single structure but it is made up of billions of smaller structures of four major kinds: cells, tissues, organs, and systems. An organ is an organization of several different kinds of tissues so arranged that together they can perform a special function.
What are the functions of human body?
The basic processes of life include organization, metabolism, responsiveness, movements, and reproduction. In humans, who represent the most complex form of life, there are additional requirements such as growth, differentiation, respiration, digestion, and excretion. All of these processes are interrelated.
What is the structure and function of the human body?
The human body is a marvel of structure and function made from billions and billions of cells. These cells combine to form tissues, such as muscle and connective tissue. Tissues, in turn, combine to form organs. Organs perform specific functions like respiration or food digestion.
What is an example of structure and function?
Living things are placed into groups based on both structural and functional similarities. For example, bacteria are prokaryotic cells, which means they lack a true nucleus. These are structural characteristics. A functional characteristic which defines bacteria is that they reproduce by binary fission.
What are the eight functions of the human body?
Terms in this set (8)
- Maintains boundaries. Protect internal components.
- Movement. The body itself and what is inside.
- Responsiveness. Ability to sense changes in enviroment.
- Digestion. Process of breaking down ingested food into simple molecules that can then be absorbed into the blood.
- Metabolism.
- Excretion.
- Reproduction.
- Growth.
What is the main function of a structure?
In biology, a key idea is that structure determines function. In other words, the way something is arranged enables it to play its role, fulfill its job, within an organism (a living thing).
What are the 4 main functions of structure?
Functions of Structure
- a) to support – the legs of a chair are designed to support the weight of the user and chair;
- b) to contain – the shell of an egg is meant to contain and protect the inside of the egg;
- c) to protect – the helmet is designed to protect the user’s head;
What are some examples of structure?
Structure
- A structure is an arrangement and organization of interrelated elements in a material object or system, or the object or system so organized.
- Buildings, aircraft, skeletons, anthills, beaver dams, bridges and salt domes are all examples of load-bearing structures.
What’s an example of a relationship between structure and function in the human body?
At each level of organization—cells, tissues, organs, and organ systems—structure is closely related to function. For instance, the cells in the small intestine that absorb nutrients look very different from the muscle cells needed for body movement.
What are the six functions of human life?
The six human life processes are: growth and development, movement and responding to stimuli, order and organization, reproduction and heredity, energy utilization and homeostasis.