Jason was attempting a jump shot and fell to the ground in pain, grasping at the calf of his leg. There is an enormous bulge in his leg just below the popliteal fossa, and he can't plantar flex that foot. Most likely he has injured his ________.

A) quadriceps tendon
B) calcaneal tendon
C) patellar ligament
D) tibia
E) hamstrings muscles

Calcaneal Tendon

Also known as the Achilles tendon, it connects the calf muscles to the heel bone, facilitating walking by helping to raise the heel off the ground.

Popliteal Fossa

The shallow depression located at the back of the knee joint, bordered by muscles and bone structures.

Plantar Flex

The movement of the foot that increases the angle between the foot and the leg, as in standing on tiptoe.