Answer:
B.
During inhalation, the external intercostals contract.
1. Start up a bedtime routine every night at the same time so that your body and mind know when it is almost time to sleep.
2. Take natural supplements like melatonin to give your body the sleep vitamin
3. Make sure your room is completely dark or put on a sleep mask
4. Put warm socks on and warm up your hands
5. Get a cup of chamomile tea with honey
6. If fall else fails ask your doctor for sleep inducing medication.
CORNEA of the eye remains same throughout our life span
Answer:
Explanation:
inspiration 1. inspiratory muscles contract. ...
inspiration 2. thoracic cavity volume increases.
inspiration 3. lungs are stretched. ...
inspiration 4. intrapulmonary pressure drops.
inspiration 5. air flows into lungs down pressure gradient until pulmonary pressure is 0.
<span>C) landfill space limitation and cost of waste disposal
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