Menactra Vaccine Immunogenicity. Helps protect against 4 vaccineâpreventable serogroups1,2. Immunogenicity proven in clinical trials â confirmed in everyday use1. The immune responses to Menactra and Menomune-A/C/Y/W-135 vaccines were comparable for all 4 serogroups1,6.
The mediastinum is the middle section of the chest cavity. The chest cavity contains the left and right lungs, which lie on either side of the heart. The heart is contained in the portion of the chest known as the mediastinum.
Pericardium â the pericardial cavity is found within the mediastinum of the thoracic cavity. Visceral pericardium is also called epicardium. Vaginal tunics â the cavity of the vaginal process begins at the vaginal ring and extends into the. scrotum around the spermatic cord & testis.