Answer:
The smallest bronchioles end in tiny air sacs, called alveoli. They inflate when a person inhales and deflate when a person exhales. During gas exchange oxygen moves from the lungs to the bloodstream.
Explanation:
Answer:
Avoid
Explanation:
In order for pregnant women to stay healthy for their babies and themselves, the tends to go for medical check-up and and this health or medical check up by medical practitioner for pregnant women is known as prenatal care. The prenatal care is also called antenatal care and they are usually done by collecting pregnant women's urine and blood samples.
Medical practitioners handling the Pre-natal care units will lecture the expectant mothers what to eat and what not to eat or take in during pregnancy. Some of the things to ignore or avoid and not take at all are alcohol, cigarettes and so on.
Answer:
School should not use plastic water bottles as one point is they are wasting money that can be spent on more water fountains for refilling reusable water bottles, as the manufacturers of water in bottles are selling the plastic not the water. It is the same water in your tap however it is proven tap water has less badness then bottled water. Plus, most schools do not recycle and many kids will need water whilst they are at school.
Both A and B i hope that right im pretty sure it is but i hope it helped
