During inspiration, fresh air enters the respiratory system through the pared external nares (nostrils; shown here) and/or the oral cavity to the pharynx. Air then travels through the glottis into the trachea, through the bronchi and bronchioles to reach the alveoli.
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Top 10 Reasons Why Animal Testing is Necessary
10 The Thalidomide Disaster Shows We Need Animal Testing. In the 1950-60s Thalidomide was used to alleviate morning...
9 We Eat More Than We Test. We use animals in Various Ways and have an obligation to be humane at all times. While the...
4 Animals Used in Testing Often Have Short Lifespans. Most of the animals used in...
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Thank you very very much..
Butter in the pan would really hellp
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Um... their obstetrician can help walk them step-by-step through this process by telling them everything have to know. The doctor can best explain the stages of fetal development by useing fruit as an example when the woman is going to have a baby. The doctor can explain the role of prenatal care by explaning what would happen if the baby wasn't taken care of properlatly. What warnings should the doctor give about potentially harmful substances that could affect the development of the fetus? Well, the doctor can warn them about different supstenses. I hoped this help.