TRUE OR FALSE: Veins are oxygen-poor
TRUE
The main organ of the respiratory system:
lungs
TRUE OR FALSE: The respiratory system takes Oxygen OUT and Carbon Dioxide IN
FALSE
Type of muscle that is only found in the heart
cardiac
We have over_______muscles
650
Structures that help separate the chambers and prevent backflow of blood
valves
The circulatory system___________hormones, nutrients, glucose and oxygen
transports
The skeletal system is made of...
bones and cartilage
Name one organ where you can find SMOOTH MUSCLES
INTESTINE / UTERUS
The diaphragm is made of:
muscle