205.766. 1. The commissioners of the county commissionshall during their term of office serve as commissioners ofhealth and welfare of their respective counties and shall havecharge and control of all county hospitals, clinics, healthcenters, institutions for the insane and all county corrective,welfare and eleemosynary institutions except the county jail andthe place of detention used by the juvenile court.
2. Said commissioners shall have supervision of therehabilitation of all state prisoners in the county jail afterconviction and sentence thereto, subject to the approval of thecounty sheriff.
3. They shall perform investigational case work, exceptingthat relating to adoption, probation and detention of juveniles,in all cases involving the distribution and expenditure of anycounty funds.
4. They shall administer all laws relating to the countysupport of the poor and shall have charge of all boarding homecare for all juveniles subject to the jurisdiction of thejuvenile court and shall perform such other duties as provided bylaw.
(L. 1951 p. 786 ยง 2)