Q1. Which structure in muscle fibers stores calcium ions required for contraction?A. SarcolemmaB. T-tubulesC. Sarcoplasmic reticulumD. Myosin filaments
Q2. Which of the following bones forms the ankle joint along with the tibia?A. FemurB. FibulaC. TalusD. Patella
Q3. What type of joint is present between the vertebrae of the spinal column?A. Fibrous jointB. Cartilaginous jointC. Synovial jointD. Saddle joint
Q4. Which type of muscle contraction occurs when the muscle lengthens while maintaining tension?A. Isometric contractionB. Concentric contractionC. Eccentric contractionD. Isotonic contraction
Q5. Which of the following statements about muscle types is incorrect?A. Skeletal muscles are striated and voluntary.B. Cardiac muscles are involuntary and striated.C. Smooth muscles are voluntary and striated.D. Visceral muscles are found in the digestive tract.
Q6. Which of the following muscles is responsible for extending the leg at the knee?A. Biceps femorisB. Quadriceps femorisC. GastrocnemiusD. Gluteus maximus
Q7. Which of the following bones is a part of the axial skeleton?A. FemurB. HumerusC. SternumD. Clavicle
Q8. Which structure in the skeletal system connects bone to bone?A. TendonB. LigamentC. CartilageD. Fascia
Q9. Which of the following bones is the longest in the human body?A. HumerusB. TibiaC. FemurD. Fibula
Q10. Which type of muscle is found in the walls of blood vessels?A. Skeletal muscleB. Smooth muscleC. Cardiac muscleD. Red muscle fibers