UTA A&P Exam 2 Review Questions and Answers
To cause movement, a muscle must ______ - Answer-contract
Most ______ muscles above the knee are flexors and medial rotators - Answer-anterior
Most posterior muscles above the knee are ______ and ______ - Answer-extensors; lateral
rotators
Muscles th...
Bending the arm (contracting the biceps and relaxing the triceps) - Answer✔✔-joint: elbow joint
axis of rotation: horizontal
plane: sagittal
movement: elbow flexion
Lifting dumb-bells up laterally - Answer✔✔-joint: shoulder joint
axis of rotation: AP axis
plane: frontal
movement: arm adduction
Raising one foot off the ground - Answer✔✔-joint: knee joint
axis of rotation: horizontal
plane: sagittal
movement: knee flexion
Lifting a bar and twisting side to side - Answer✔✔-joint (kind of): spine
axis of rotation: vertical
plane: transverse
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