By ruling in james mcculloch’s favor in mcculloch v. maryland, the supreme court agreed that

By ruling in James McCulloch’s favor in McCulloch v. Maryland, the Supreme Court agreed that the Congress had the power to create a federal bank.

This case established two important principles-

Firstly, the Constitution granted Congress, implied powers to implement the Constitution's express powers to create a functional national government.

Secondly, state action may not hamper the valid constitutional exercises of power by the federal government.

endo:

regulates body hormones, aldosterone, vasopressin

neural:

signal, regulates body using electric signals, reflex

endo has to do with hormones; aldosterone and vasopressin are both hormones. i also had this question and got it right : d