The Human Body › <Easy>
The muscular system is made up of over 600 muscles that work together to move the body and maintain posture. There are three types of muscle tissue: skeletal muscle, smooth muscle, and cardiac muscle.
Muscle tissue is responsible for movement, and is made up of specialized cells called muscle fibers that contract and relax to produce movement. Nervous tissue, also known as neural tissue, is specialized for communication and is made up of nerve cells, or neurons, that transmit and process information. The Human Body
Organs are structures that are made up of two or more types of tissue, and perform a specific function. Examples of organs include the heart, lungs, liver, and brain. The muscular system is made up of over
The integumentary system is made up of the skin, hair, nails, and associated glands. The skin is the largest organ of the body, and provides a barrier against external damage, regulates body temperature, and aids in the production of vitamin D. Nervous tissue, also known as neural tissue, is
Maintaining a healthy body is essential for overall well-being and quality of life. A healthy body is better able to resist disease and infection, and is more likely to function optimally.
Skeletal muscle is attached to bones and helps to move the body. Smooth muscle is found in the walls of hollow organs, such as the digestive tract, and helps to move substances through the body. Cardiac muscle is found in the heart and is responsible for pumping blood.