"Sec. 26-1. Compulsory school age; exemptions. Whoever has custody or control of any child (i) between the ages of 7 and 17 years...shall cause such child to attend some public school in the district wherein the child resides the entire time it is in session during the regular school term...the following children shall not be required to attend the public schools:

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Any child who is physically or mentally unable to attend school, such disability being certified to the county or district truant officer by a competent physician licensed in Illinois to practice medicine and surgery in all its branches, a chiropractic physician licensed under the Medical Practice Act of 1987, a licensed advanced practice registered nurse, a licensed physician assistant, or a Christian Science practitioner residing in this State and listed in the Christian Science Journal; or who is excused for temporary absence for cause by the principal or teacher of the school which the child attends, with absence for cause by illness being required to include the mental or behavioral health of the child for up to 5 days for which the child need not provide a medical note, in which case the child shall be given the opportunity to make up any school work missed during the mental or behavioral health absence and, after the second mental health day used, may be referred to the appropriate school support personnel; the exemptions in this paragraph (2) do not apply to any female who is pregnant or the mother of one or more children, except where a female is unable to attend school due to a complication arising from her pregnancy and the existence of such complication is certified to the county or district truant officer by a competent physician"