With regard to surface anatomy refers to the structures along the center line of the body.

Axial.

Explanation:

Surface anatomy is associated with the studying the external or outer features of an animal body that are visually configured. In respect to surface anatomy, 'axial' is associated to the formations alongside the body's center line. Such a body structure(axial) comprises of the central elements of a body like thorax, head, pelvis, abdomen, etc. that runs straight to the axis(center of the animal body) except the limbs. Thus, 'axial' is the correct answer.

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1.creeping like a snail is a simile used in this poem and it means the child is going to school unwillingly./a child is unwilling to go to school.

2. man becomes very frail and loses his physical strength when he becomes old, so much that his leggings that used to fit him snugly when he was in his youth are now too loose for him to wear, and that his shank has shrunk so much that this worldly stage is too big for a feeble actor like him. although, 'his youthful hose' just refers to his leggings/pants/ to shrink from danger; to shrink from contact.

3.the words "sans" means "without." it is a french word that is often used in english even today. so he is saying that in the last age of a man, the man is without eyes, taste, or anything else. he also says that this is the "last stage of all" and that it is the stage that ends a man's "history."

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