def create_comaprtments_model(areas):
    """Creates compartments of the model

    Parameters
    ----------
    areas : list of strings
        List containing the names of the areas.

    Returns
    -------
    compartments : dict
        Dictionary that contains the compartment names as keys and dicitonaries,
        that specify all parameters for the compartments, as values.

    """

    compartments = {}
    for index_area in areas:
        compartments[index_area] = {
            "units": "dimensionless",
            "constant": True,
            "volume": 1,
        }
    return compartments