fetal

ems work together? A: The respiratory system supplies oxygen to the blood via the lungs, where gas exchange occurs. The circulatory system then transports oxygenated blood to tissues and returns deoxygenated blood to the lungs for reoxygenation. Q4: Why are the kidneys important

d is pumped through the aorta to the body. Respiratory System The fetal pig’s respiratory system is vital for gas exchange, a process that supports growth and development. Lungs and Associated Structures Lungs: Paired, sac-like organs with