Consider statements about human anatomy: 1. The skeletal system provides support and protection. 2. The muscular system enables movement. 3. The endocrine system produces hormones. Which are correct? MCQ with Answer and Explanation

The skeletal system, composed of bones and cartilage, provides structural support for the body, protects vital internal organs (like the brain and heart), and serves as a site for muscle attachment. The muscular system, consisting of skeletal, smooth, and cardiac muscles, contracts to produce movement of the body and internal organs. The endocrine system comprises glands that secrete hormones directly into the bloodstream to regulate various physiological processes. All statements are correct.