Q1. Which muscle fiber type is rich in myoglobin and mitochondria?A. Red muscle fibersB. White muscle fibersC. Smooth muscle fibersD. Fast-twitch muscle fibers
Q2. Which of the following joints is correctly matched with its type?A. Pivot joint - Between femur and tibiaB. Ball and socket joint - Between humerus and scapulaC. Hinge joint - Between atlas and axisD. Gliding joint - Between femur and acetabulum
Q4. Which of the following statements about the skeletal system is incorrect?A. The human skeleton has 206 bones.B. The pectoral girdle consists of the clavicle and scapula.C. The pelvic girdle is composed of three bones per side: ilium, ischium, and pubis.D. The ribs are part of the appendicular skeleton.
Q5. Which of the following statements about muscle contraction is incorrect?A. Myosin heads contain ATPase activity.B. Actin filaments slide over myosin filaments during contraction.C. Calcium ions are stored in the sarcolemma.D. Tropomyosin blocks the active sites on actin in a resting state.
Q6. Which of the following pairs is correctly matched?A. Hinge joint - ShoulderB. Ball and socket joint - HipC. Gliding joint - ElbowD. Pivot joint - Wrist
Q7. Which of the following is NOT a function of the human skeletal system?A. Protection of internal organsB. Blood cell productionC. Hormone secretionD. Support and movement
Q9. Which muscle type is responsible for the movement of the heart?A. Skeletal muscleB. Smooth muscleC. Cardiac muscleD. Visceral muscle
Q10. Which of the following is a correct statement about the vertebral column?A. It consists of 24 vertebrae in total.B. The sacrum is composed of 5 fused vertebrae.C. The thoracic region consists of 5 vertebrae.D. The coccyx is made of a single vertebra.