Sometimes, cancer cells release substances into the bloodstream that cause symptoms that are not usually linked to cancer. For example, some cancers of the pancreas can release substances that cause blood clots in veins of the legs. Some lung cancers make hormone-like substances that raise blood calcium levels.
Main article: Meter (poetry) Prosody is the study of the meter, rhythm, and intonation of a poem. Rhythm and meter are different, although closely related. Meter is the definitive pattern established for a verse (such as iambic pentameter), while rhythm is the actual sound that results from a line of poetry.
What form, if any, does the poem take? How is form related to content? Is sound an important, active element of the poem? Does the poem spring from an identifiable historical moment? Does the poem speak from a specific culture? Does the poem have its own vernacular? Does the poem use imagery to achieve a particular effect? What kind of figurative language, if any, does the poem use? If the poem is a question, what is the answer? If the poem is an answer, what is the question? What does the title suggest? Does the poem use unusual words or use words in an unusual way?