Which of the following muscles is responsible for medially rotating the tibia on the femur when the knee is flexed?
A. Piriformis
B. Semitendinosus
C. Adductor brevis
D. Vastus medialis
E. Sartorius
B. Semitendinosus
Anatomy & Physiology
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Once a planned movement is under way, it is usually carried out with no further modifications until it is finished
Indicate whether the statement is true or false.
Anatomy & Physiology
Bacteria in the large intestine
A. produce vitamins. B. break down some undigested food. C. produce gas. D. All apply.
Anatomy & Physiology
Collectively, the hollow cavities in the maxillae, ethmoid, sphenoid, and frontal bones are called the ________ sinuses.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
Which of the following is NOT one of the immune system's components?
A. Barriers B. NSAIDs C. Inflammation D. Chemicals
Anatomy & Physiology