1) Which type of muscle is under voluntary control? a) Cardiac muscle b) Skeletal muscle c) Smooth muscle 2) Where is cardiac muscle found? a) In the heart b) In the stomach c) In the lungs 3) Which muscle type is responsible for moving bones? a) Smooth muscle b) Cardiac muscle c) Skeletal muscle 4) What is the main function of smooth muscles? a) Pumping blood b) Digestion and movement of internal organs c) Moving bones 5) Muscles are attached to bones by what structure? a) Tendons b) Ligaments c) Nerves 6) Which mineral is important for muscle contraction? a) Iron b) Sodium c) Calcium 7) What is the basic unit of a muscle called? a) Neuron b) Sarcomere c) Osteon 8) Which muscle is known as the strongest muscle in the body by size? a) Masseter (jaw muscle) b) Biceps c) Quadriceps 9) Muscles get energy from which source? a) Water b) Oxygen only c) Glucose 10) Which muscle type works automatically without conscious control? a) Smooth muscle b) Skeletal muscle c) Cardiac muscle

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