The skeletal and muscular systems not only allow us to move and stand tall, but they are also involved in protecting the body, allowing it to grow, and performing subconscious activities such as breathing and the beating of the heart. This title helps you learn how these two systems interact to keep the human body alive and in motion.
The skeletal and muscular systems not only allow us to move and stand tall, but they are also involved in protecting the body, allowing it to grow, an...
The immune system is crucial to the normal functioning of the human body. As the body's 'military', it prevents invaders from entering and destroys those who slip past its defenses. This title discusses the human body's fundamental defense system, from its component parts to what happens when the body's defenses are breached.
The immune system is crucial to the normal functioning of the human body. As the body's 'military', it prevents invaders from entering and destroys th...
