Which of the following integrates all the activities of the organs?
A. The neural and endocrine system
B. The neural and digestive system
C. Digestive and excretory system
D. Excretory and Respiratory system
Answer:A
Which of the following integrates all the activities of the organs?
A. The neural and endocrine system B. The neural and digestive system C. Digestive and excretory system D. Excretory and Respiratory system