Daniel is training for a marathon and learns that certain tough cords in his body connect his muscles to his bones, helping him run efficiently. What are these tough cords called?

Priya is learning about the human body in her biology class. She wonders what type of joint allows her to swing her arms and legs in circles, like at the shoulder and hip. What type of joint is found in these places?

While visiting a hospital, Isla learns about a part inside long bones that is responsible for producing new blood cells. What is this soft tissue called?

While Evelyn is running, her heart keeps beating and her stomach continues digesting food, even though she isn't thinking about it. The muscles in these organs are considered ___ muscles.

Grace is learning about how her body moves. She wonders what the cords are called that connect the bones in her joints. The bones in a joint are connected by cords called ___.

Grace is learning about how muscles work in her biology class. Her teacher explains that one end of a muscle is anchored to a relatively immovable point called the ___.