Select your answer:
Topics:
Cardiovascular Nursing Vision and Light Diseases of The Body Systems Healthcare Systems and Settings Parts of the Body How the Eyes work HFT Vitamins Nutrition - Digestive System Musculoskeletal Diseases Protozoan Diseases Pathogens - Bacteria and Viruses Parts of Human Body Oncology Anatomy Bones All About BloodOther quiz:
Skel, Musc, Nerv, Circ, Resp › ViewThe nucleus of a single-celled organism becomes damaged. In a complex organism, this would be similar to which organ system becoming damaged?
A. nervous
B. excretory
C. cardiovascular
D. respiratory
Brain › View
What is protected by the vertebral column?
A. Ligaments
B. Spinal cord
C. Muscles
D. The brain stem