Knee Muscle Actions

Which muscle group is responsible for extending the knee joint?

• quadriceps femoris

• gluteus maximus

• gastrocnemius

• hamstrings

What are the four muscles that make up the quadriceps group?

• deltoid, trapezius, latissimus dorsi, pectoralis major

• gastrocnemius, soleus, tibialis anterior, peroneus longus

• rectus femoris, vastus lateralis, vastus medialis, vastus intermedius

• biceps femoris, semitendinosus, semimembranosus, gracilis

Which muscle group is responsible for flexing the knee joint?

• quadriceps muscles

• calf muscles

• gluteal muscles

• hamstring muscles

What are the three muscles that make up the hamstrings group?

• rectus abdominis, obliques, and transversus abdominis.

• biceps femoris, semitendinosus, and semimembranosus

• trapezius, deltoid, and pectoralis major.

• quadriceps, gastrocnemius, and soleus.

Which tendon connects the quadriceps muscles to the patella?

• quadriceps tendon

• hamstring tendon

• patellar tendon

• achilles tendon

What is the main function of the patellar tendon?

• To connect the patella to the tibia and assist in leg extension.

• To connect the patella to the hip bone and assist in hip flexion.

• To connect the patella to the fibula and assist in leg rotation.

• To connect the patella to the femur and assist in leg flexion.

Which muscle group is stronger, quadriceps or hamstrings?

• quadriceps

• hamstrings

• glutes

• calves

What are the common injuries associated with the knee muscles?

• fractures

• dislocations

• bursitis

• strains, sprains, tears, and tendonitis

Which ligament prevents the tibia from moving in a posterior direction against the femur?

• Medial Meniscus
• MCL
• ACL
• PCL

The anterior drawer and lachman will help the assessor determine the stability of which ligament?

• PCL
• MCL
• LCL
• ACL