Consider the following statements Identify the true statements
A. vertebrates and a few invertebrates have a closed circulatory system
B. Closed circulatoray systems have blood closed at all times within vessels
C. Human circulatory system is called cardiovascular system
A and B
B and C
C only
All of these
Closed Circulatory System -
Blood is circulated through a series of vessels of varying diameters. (arteries, veins and capillaries)
- wherein
Eg. Many invertebrates and all vertebrates