Match each definition in the first column to the correct term in the second column.
-Causes soreness in muscles when the muscles are used more often than usual.

Question

Quizplus · Accepted Answer

Lactic acid is produced by the body as a result of intense physical activity, causing soreness in muscles.

Answer: D
 A muscle twitch is a single, brief contraction of a muscle fiber.

Answer: E
 Fast twitch muscle fibers are responsible for quick, powerful movements, such as sprinting or jumping, which can lead to muscle soreness.

Answer: I
 Slow twitch muscle fibers are used for endurance activities, such as long-distance running or cycling, and are less likely to cause muscle soreness.

Answer: J
 Calcium ions play an important role in muscle contraction and can contribute to muscle soreness if there is an excess amount in the muscle fiber.

Answer: K
 Actin is a protein involved in muscle contraction and can contribute to muscle soreness if the muscle is overused.

Match Each Definition in the First Column to the Correct