1-Need help drawing penile tissue and Uterus (penile tissue) Draw and clearly label this cross-section through the penis, label: the urethra, corpus spongiosum, central arteries, and corpora cavernosa, and indicate the dorsal blood vessels. 2-Uterus Draw and clearly label the uterus label: myometrium, endometrium, and uterine cavity. Within the endometrium, indicate the basilar zone and functional zone. Label endometrial glands..