Lymphoid tissue: T-lymphocytes and the Thymus. The thymus is a primary lymphoid organ found within the superior mediatinum, behind the upper part of the sternum. This organ is active in children, but at the start of puberty, until old age, it starts to atrophy, producing fewer T-cells.
Long Term Effects of Oxycodone on Your Health. 1  Unintentional Overdose. 2  Tolerance and Increased Abuse. 3  Addiction to Oxycodone. 4  Respiratory Problems. 5  Cardiovascular Problems. 6  Long Term Effects in Brain Functioning and Systems. 7  Other Organ Impairments. 8  Withdrawals and Relapse.
Long-Term Effects of Oxycodone. One of the long-term effects of oxycodone is addiction that is characterized by greater dependence on the drug and tolerance to the dosage.Tolerance to a drug means that you must take more and more of the medication to get the same early effect.ong-Term Effects of Oxycodone. One of the long-term effects of oxycodone is addiction that is characterized by greater dependence on the drug and tolerance to the dosage.