Ligament injuries MCQs (e.g., ACL, PCL tears)

By: Prof. Dr. Fazal Rehman | Last updated: September 28, 2024

What is the most commonly injured ligament in the knee? A. Medial collateral ligament (MCL) B. Lateral collateral ligament (LCL) C. Anterior cruciate ligament (ACL) D. Posterior cruciate ligament (PCL) Answer: C. Anterior cruciate ligament (ACL) Which of the following is a typical mechanism of injury for an ACL tear? A. Direct blow to the knee B. Sudden stopping and pivoting C. Falling from a height D. Running straight without change of direction Answer: B. Sudden stopping and pivoting What is a common symptom of an ACL tear? A. Locking of the knee B. Severe swelling and pain C. Numbness in the foot D. Bruising in the thigh Answer: B. Severe swelling and pain Which test is used to assess the integrity of the ACL? A. Lachman test B. McMurray test C. Apley test D. Neer test Answer: A. Lachman test What is the typical recovery time after ACL reconstruction surgery? A. 2-4 weeks B. 4-6 weeks C. 6-12 months D. 1-2 years Answer: C. 6-12 months Which ligament provides stability to the inner side of the knee? A. Anterior cruciate ligament (ACL) B. Posterior cruciate ligament (PCL) C. Medial collateral ligament (MCL) D. Lateral collateral ligament (LCL) Answer: C. Medial collateral ligament (MCL) What is the main function of the posterior cruciate ligament (PCL)? A. Prevent forward movement of the tibia B. Prevent backward movement of the tibia C. Provide lateral stability D. Stabilize the kneecap Answer: B. Prevent backward movement of the tibia Which of the following is a common non-surgical treatment for ligament injuries? A. Rest, ice, compression, elevation (RICE) B. Immobilization with a cast C. Surgery D. Corticosteroid injections Answer: A. Rest, ice, compression, elevation (RICE) What does an MCL sprain typically result from? A. Sudden pivoting B. Direct blow to the outer knee C. Hyperextension of the knee D. Rapid jumping Answer: B. Direct blow to the outer knee Which of the following is a sign of a complete ligament tear? A. Mild swelling B. Ability to bear weight C. Joint instability D. Full range of motion Answer: C. Joint instability What imaging technique is commonly used to diagnose ligament injuries? A. X-ray B. MRI C. CT scan D. Ultrasound Answer: B. MRI What is a typical sign of a PCL injury? A. Locking of the knee B. Swelling behind the knee C. Pain on the outer side of the knee D. Instability during walking Answer: B. Swelling behind the knee What is the primary goal of rehabilitation after a ligament injury? A. Increase strength and stability B. Decrease cardiovascular fitness C. Maintain current mobility D. Prevent any form of activity Answer: A. Increase strength and stability Which of the following is often associated with ACL tears in athletes? A. Meniscus tears B. Cartilage damage C. Patellar tendon injuries D. All of the above Answer: D. All of the above What type of brace is commonly used for ACL injuries during recovery? A. Rigid knee brace B. Compression sleeve C. Soft ankle brace D. Elbow brace Answer: A. Rigid knee brace What activity is typically recommended during the early stages of ligament rehabilitation? A. High-impact running B. Gentle range of motion exercises C. Heavy weightlifting D. Jumping exercises Answer: B. Gentle range of motion exercises Which ligament is primarily responsible for preventing excessive lateral movement of the knee? A. Anterior cruciate ligament (ACL) B. Medial collateral ligament (MCL) C. Lateral collateral ligament (LCL) D. Posterior cruciate ligament (PCL) Answer: C. Lateral collateral ligament (LCL) What is a common consequence of untreated ligament injuries? A. Increased flexibility B. Chronic instability C. Enhanced performance D. No long-term effects Answer: B. Chronic instability Which of the following conditions can lead to ligament injuries? A. Overuse B. Sudden trauma C. Poor conditioning D. All of the above Answer: D. All of the above What is the recommended initial treatment for a suspected ligament injury? A. Immediate surgery B. Ice and elevation C. Heat therapy D. Prolonged bed rest Answer: B. Ice and elevation What is the function of the LCL in the knee? A. Prevent anterior displacement of the tibia B. Prevent posterior displacement of the tibia C. Provide lateral stability D. Stabilize the kneecap Answer: C. Provide lateral stability Which of the following activities poses a high risk for ligament injuries? A. Walking B. Swimming C. Contact sports D. Cycling Answer: C. Contact sports What is a common symptom of a ligament sprain? A. Complete loss of motion B. Pain, swelling, and bruising C. Numbness and tingling D. Bone fractures Answer: B. Pain, swelling, and bruising What is the long-term management for ligament injuries? A. Continuous rest B. Regular physical therapy C. Avoiding all physical activity D. Ignoring pain Answer: B. Regular physical therapy What is the typical mechanism of injury for a PCL tear? A. Direct blow to the front of the knee B. Sudden twisting motion C. Fall onto a bent knee D. Excessive running Answer: C. Fall onto a bent knee What is the primary surgical treatment for ACL tears? A. Arthroscopic reconstruction B. Total knee replacement C. Open reduction D. Meniscectomy Answer: A. Arthroscopic reconstruction What is an effective preventive measure for ligament injuries? A. Increasing intensity of exercise B. Strengthening surrounding muscles C. Ignoring previous injuries D. Reducing flexibility training Answer: B. Strengthening surrounding muscles Which of the following is a potential complication of ligament surgery? A. Infection B. Increased flexibility C. Enhanced strength D. Quick recovery Answer: A. Infection What should athletes focus on to prevent ligament injuries? A. Avoiding exercise B. Proper warm-up and stretching C. Rushing into high-intensity workouts D. Ignoring pain signals Answer: B. Proper warm-up and stretching What is the primary cause of chronic ligament injuries? A. Acute trauma B. Repetitive stress C. Genetic predisposition D. Aging Answer: B. Repetitive stress What is the role of ligaments in the knee joint? A. To connect muscles to bones B. To connect bones to other bones C. To provide blood supply D. To absorb shock Answer: B. To connect bones to other bones Which of the following treatments is considered for severe ligament injuries? A. Corticosteroid injections B. Surgery C. Compression wraps D. Massage therapy Answer: B. Surgery What is the typical sign of a complete MCL tear? A. Mild pain with no swelling B. No pain and full range of motion C. Instability and severe swelling D. Bruising on the opposite side of the knee Answer: C. Instability and severe swelling What is a potential sign of an LCL injury? A. Swelling in the ankle B. Pain on the inner side of the knee C. Instability during lateral movements D. Dislocation of the kneecap Answer: C. Instability during lateral movements What type of brace is often used for an MCL injury during recovery? A. Rigid brace B. Soft sleeve C. Hinged brace D. No brace needed Answer: C. Hinged brace What is the purpose of using a physical therapist after a ligament injury? A. To avoid all physical activity B. To assist with rehabilitation exercises C. To perform surgery D. To diagnose the injury Answer: B. To assist with rehabilitation exercises What is a common rehabilitation goal after an LCL injury? A. Increase instability B. Enhance balance and coordination C. Limit movement completely D. Focus solely on flexibility Answer: B. Enhance balance and coordination  

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