KNAT Practice Test Question

KNAT Practice Test Question from KNAT Tutor Lesson: Support & Movement

Please see the question below. Scroll down for the correct answer and video explanation.

KNAT Practice Test Answer Explanation

The correct answer is D. Several contractile units called myofibrils are found within a single muscle fiber. Smaller contractile units called sarcomeres make up a myofibril

For a review on the muscular system, watch the answer explanation video below.

[Source: KNAT Tutor Lesson: Support & Movement]

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