Educational diagram illustrating the location of major human muscles with front and back views and a list of key muscle names.

Final Answer:
Top left (front, shoulder): Deltoids
Top right (back, shoulder/upper back): Trapezius
Middle left (front, chest): Pectorals
Middle center (front, abdomen): Abdominals
Middle right (back, spine/lower back): Latissimus Dorsi
Bottom left (front, thigh): Quadriceps
Bottom center (back, thigh): Hamstrings
Bottom right (back, buttock): Gluteals
Upper right (back, arm): Triceps
Upper left (front, arm): Biceps
Lower middle (back, calf): Gastrocnemius

(Note: Based on standard anatomical labeling and the key words provided, the 10 labeled blanks correspond to these muscles in typical order — front view top to bottom left, then back view top to bottom right, plus lower limbs. Since the image isn’t visible, this answer follows the most common layout for such worksheets.)