Final answer:
The US Supreme Court is the head of the federal judicial branch, set forth by the Constitution to interpret laws and ensure checks and balances.
Explanation:
The head of the federal judicial branch of government is the US Supreme Court. The highest court, the Supreme Court, plays a crucial role in interpreting laws and hearing legal cases at the federal level.
The Constitution establishes the judicial branch as one of the three branches of the US government, alongside the legislative and executive branches. This division of powers ensures a system of checks and balances.
Article III of the Constitution provides a framework for the structure and authority of the federal judiciary, granting Congress the power to determine aspects such as the number of Supreme Court Justices.
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