20 human internal organs icons.

human_internal_organs_contour human internal organs icons set testicles uterus ovaries lungs medical sign body thyroid science biology brain organ symbol intestine anatomy icon stomach kidney pancreas liver spleen medicine heart bladder trachea bronchi gland parathyroid glands thymus kidneys suprarenal small sromach large prostate spinal cord heart? bronchi? gland? glands? brain? thymus? lungs? females males