A soccer player reports pain after experiencing a twisting injury to the knee while changing direction on the field. They describe sensations of locking and clicking in the knee during movement. On examination, there is tenderness along the joint line and femoral condyle. The injury appears to have involved a combination of compressive force with varus and valgus stress. Based on the patient’s symptoms and examination findings, what is the most likely diagnosis?  

State of Florida communication requirement: Please provide responses in COMPLETE sentences using your best college-level writing skills.  Scoring is based on spelling, punctuation and grammar, in addition to accurate scientific terminology. Compare and contrast skeletal and smooth muscle in terms of: a) Where they are specifically located in the body and b) what branch of the nervous system controls their ability to contract.

A 28-year-old runner reports to the clinic with complaints of knee pain after twisting her knee while making a sharp turn during a run. She describes a sensation of locking and clicking in the knee, especially when she bends it or tries to squat. Upon examination, the McMurray’s test, Apley’s test, and a full squat (duck walk) all reproduce her symptoms. Based on the patient’s symptoms and examination findings, what is the most likely diagnosis?

A patient comes into the clinic complaining of pain on the posterior aspect of the knee. All IT band tests are negative as is a varus stress test at 0 and 30 degrees. The only remarkable finding is pain on the lateral knee with external tibial rotation and knee flexion during manual muscle testing. What do you suspect?

Which zone of the meniscus has the greatest vascularity?

What occurs during the screw home mechanism of the knee when moving into full extension in an open kinetic chain?

Pulmonary surfactant is a chemical secreted to help reduce this ventilation-affecting factor:

When carbon dioxide binds to hemoglobin, what part is it binding to?

Which of the following is not part of the gastrointestinal tract?

Which digestive layer is responsible for peristalsis?