Spinal cord is protected by |
|||||||
a) |
Trachea |
b) |
Aorta |
c) |
Sternum |
d) |
Vertebral column |
Spinal cord is protected by |
|||||||
a) |
Trachea |
b) |
Aorta |
c) |
Sternum |
d) |
Vertebral column |