Forgot your password?    Resources for students & teachers  This
eBook from the Gutenberg Project consists of approximately
74 pages of information about Object Lessons on the Human Body.
What do you mean by forming?—­“Making.”  What do you mean by
upright?—­“In a vertical position.”  What do you mean by
flexible?—­“Easily bent.”  What do you mean by column?—­“A
pillar.”  What do you mean by erect?—­“In a vertical position.”
Why is cartilage placed between the bones of the spine?—­“To
make the spine flexible; to keep the brain from injury when we
walk or run.”  What do you mean by elastic?—­“Springing back
after having been stretched, squeezed, twisted, or bent.”  Tell
about your ribs.—­“My ribs are curved, strong, and light.”
Where are your ribs?—­“On each side of my trunk.”  How many ribs
have you?—­“Twenty-four; twelve on each side.”  How are your
ribs fastened?—­“At the back to my spine; in front to my
breastbone.”  What do your ribs form?—­“A hollow place for my
heart, lungs, and stomach.”  Where are