Which of the following structures is NOT derived from mesoderm?: (A) Skeletal muscles, (B) Cardiac muscles, (C) Suprarenal medulla, (D) Adrenal coex
Answer is C. Suprarenal medulla develops from neural crest cells. Axial mesoderm - notochord - nucleus pulposus of interveebral disc. Para - axial mesoderm - somites - skeletal muscles. Intermediate mesoderm - genitourinary system - kidney, testis, ovary. Lateral mesoderm - cardiac & smooth muscles.