AAO Exam 2 Questions and Answers | Verified & Updated

AAO Exam 2 Questions and Answers | Verified & Updated What muscle unlocks the knee? - Answer ️️ -popliteus True or False: The rectus femoris, vastus medialis, and vastus lateralis are the prime movers of knee extension. - Answer ️️ -true True or False: To stretch your hamstrings, extend your knee and flex your hip. - Answer ️️ -true True or False: Q-angles are bigger in women because they have wider pelvises. - Answer ️️ -true If your gastrocnemius and soleus are weak, what phase of the gait cycle will you be the weakest in? - Answer ️️ -heel-off What muscle is used for heel strike? - Answer ️️ -tibialis anterior What occupation is the least likely to increase sciatica? - Answer ️️ -washing dishes while standing at a sink What is sciatica? - Answer ️️ -L4-L5 nerve compressed that causes shooting pain down the leg or in the lumbar back What is the muscle that originates at the AIIS? - Answer ️️ -rectus femoris The sartorius is a 2 joint muscle. What are its 2 actions? - Answer ️️ --hip flexion/abduction/rotation -knee flexion The rectus femoris is a 2 joint muscle. What are its 2 actions? - Answer ️️ --flex the hip -extend the knee The gastrocnemius is a 2 joint muscle. What are its 2 actions? - Answer ️️ --knee flexion -ankle plantar flexion The hamstrings are 2 joint muscles. What are their 2 actions? - Answer ️️ --hip extension -knee flexion True or False: The ACL flexes to prevent the tibia from moving forward on the femur. - Answer ️️ -true What is the test called to see if the ACL is intact? - Answer ️️ -anterior draw test What is an anterior draw test? - Answer ️️ --hips flexed at 45 -knees flexed at 90 -pull tibia forward -5 cm movment is positive for a tear What is the test called to see if the PCL is intact? - Answer ️️ -posterior draw test What is a posterior draw test? - Answer ️️ --hips flexed at 45 -knees flexed at 90 -push tibia back -movement is positive for a tear What nerve innervates the popliteus? - Answer ️️ -tibial nerve The femoral nerve innervates what area? - Answer ️️ -anterior thigh The sciatic nerve innervates what area? - Answer ️️ -posterior thigh What is the condition that causes a softening of the knee cap? - Answer ️️ -chondromalacia True or False: The semimembranosus is on top of the semitendinosus. - Answer ️️ -false True or False: The pes anserinus is the sartorius, gracilis, and semitendinosus. - Answer ️️ -true What muscles are the stirrup muscles? - Answer ️️ --tibialis anterior -fibularis longus If you are walking with a bent in your hip leaning forward, what muscle group is tight? - Answer ️️ -hip flexors (quadriceps) What occurs during gait if there is weakness in the hamstrings? - Answer ️️ -genu recurvatum What is foot slap? - Answer ️️ -dorsiflexors cannot support weight after