Which of the following is (are) D-aldopentose(s) ? 
Definitions:
Excruciating Headache
A term used to describe an extremely severe and painful headache.
Forehead
The part of the face above the eyebrows and below the hairline, important in many neurological and physical assessments.
Cancerous Thyroid Nodule
A malignant lump or growth in the thyroid gland, which can affect hormone production and requires medical evaluation.
Adam's Apple
The protrusion in the neck, more prominent in males, formed by the thyroid cartilage surrounding the larynx.
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