| Answer | Crossword Clue |
|---|---|
| ACROBAT | One in a human pyramid |
| CHEERLEADER | One involved in a pyramid scheme? |
| VALVE | One of four in the human heart |
| NEURON | One of about 100 billion in the human brain |
| FOR | "When in the Course of human Events, it becomes necessary ... one People ..." |
| IDE | O(ne of si)x (for a h)e(xago)n (or five for a pyrami)d |
