Answer:
The ANS ( Autonomous nervous system) is divided to PNS (parasympathetic nervous system) and SNS (sympathetic nervous system).
Explanation:
The PNS maintains homeostasis and digestive response. The SNS involves fight and flight response. The SNS releases adrenaline. PNS do not involve any secretion of adrenal gland. The PNS relaxes the muscular system, The SNS allows muscles contraction. The PNS decreases heart rate. The SNS increases heart rate.
<span>The answer is poly-abuse, due to his addiction to many different forms of drugs. This is a very dangerous form of drug addiction because of the mixing of the chemicals inside the body can give adverse effects when combined.</span>
Answer:
The early atmosphere was mainly carbon dioxide and water vapour. Water vapour condensed to form the oceans. Photosynthesis caused the amount of carbon dioxide to decrease and oxygen to increase.
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Most Virginia fossils are of marine organisms. This indicates that large areas of the state have been periodically covered by seawater. What type of ... An opening where magma is erupted onto the Earth's surface. What is ... in Virginia? In the Valley and Ridge province, karst topography is common ... One or more minerals.