Answer:In miasma theory diseases were caused by the presence in the air of a miasma, a poisonous vapour in which were suspended particles of decaying matter that was characterised by its foul smell by removing the causes of bad smells reformers often inadvertently removed bacteria, the real cause of many diseases
Explanation:
Prenatal medical procedure in which high frequency sound waves are directed into a pregnant woman's abdomen is called ultrasound sonography.
Ultrasound imaging or sonography is often used in medicine as the nondestructive procedure to visualize muscles and many internal organs as well as fetuses during routine and emergency prenatal care..
Answer: Oil or toxic gases or liquids.
Explanation:
Power Plants are known to hold various toxic chemicals. When in close proximity to a body of water, that has been known to happen.
Answer:
A. Carbon dioxide travels from the heart to the lungs in pulmonary arteries
Explanation: