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The back of the knee joint is reinforced by the_______ ligament(s); the lateral surface is reinforced by the  __________  ligament(s).

Patient is a  Caucasian woman, age 35, with an average BMI (Body mass Index- a measure of body fat based on height and weight). Patient reports stiffness and pain in joints upon waking up in the morning and says symptoms don’t really reside (go away) for ~ 3 hours.  She reports pain in 3 of her metacarpal-phalange joints, per hand.  Upon physical examination her muscle strength seems normal, she does not have eyelid droop or other visible weakness.  She reports feeling tired and low energy, despite getting plenty of rest, fluids and exercise. She does not/has not had any rashes.  From the symptoms and information above, select the best option below.  Which option provides the most likely diagnosis and recommends a an appropriate treatment plan.   

Physical evidence that supports the sliding filament theory of muscle contraction includes

Which of the following diseases/pathologies is characterized as an auto-immune disease?

The area of the sarcomere that contains only THICK filaments is the 

Muscle fibers that are the smallest in diameter, will have relatively low levels of glycogen (when compared to wider diameter fibers).

Part A- For EACH of these terms (from the previous question)  clearly state what each is MADE OF, at the specific tissue(s) level, or a clear definition/description if more suitable 5 points Terms/structures:  1. Periosteum2. Articular Cartilag3. Synovial membrane4. Fibrous layer5. Synovial cavity Part B- Which of the above structure(s)/etc. contain blood vessels?  2 points Part C- Which of the above structure(s)/etc. is most directly perturbed/damaged due to osteoarthritis?  2 points        

Which of the following is NOT a function of synovial fluid?  

Muscle fibers that have high levels of  myoglobin are likely to have very few mitochondria.

What angular movements occur at the hip joints and knee joints as you crouch down to pick up something heavy off of the floor?