The Columbian Exchange has brought new species to Europe. This includes new plant species, such as tomatoes and potatoes which have help combat hunger in Europe. This can be seen for example through the fact that when potato has a blight it caused the great famine in Ireland. However, the Columbian Exchange was not only positive for Europe as it also introduced sicknesses such as syphilis.
The answer is <u>"Physiological arousal".</u>
Arousal begins in the cerebrum, where the Reticular Activation System interfaces the crude mind stem and the cortex and influences dozing waking advances. In arousal, it acting to build our attentiveness and resulting readiness and consideration. In excitement caused by a danger, the fight-or-flight response is activated.
The endocrine framework stimulates different organs, specifically adrenaline, which expands oxygen and glucose stream, widens the understudies (so you can see better) and smothers non-pressing frameworks, for example, digestion and the immune system.
Arousal is spread through the Sympathetic Nervous System, with impacts, for example, expanding the pulse and breathing to empower physical activity and sweat to cool the body. It likewise has particular activities, for example, stimulating sexual arousal.
Answer: An obsession is an unwanted, intrusive, and often unpleasant thought that causes an increase in anxiety.
Answer:
Archaeologists have studied many of the ancient cities of the Mayans such as Tikal, Calakmul and Copan. They studied the glyphs left
Explanation:
