my0r3brieFeaClaurenm my0r3brieFeaClaurenm

13-11-2016
Health

contestada

The cardiovascular system is made up of what two systems:

a) Circulatory system and respiratory system

b) Digestive system and Endocrine system

c) Nervous system and circulatory system

d) Muscular system and endocrine system

Respuesta :

Hydraite Hydraite

14-11-2016

A because respiratory = lungs and circulatory = heart.

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