Answer:
Both epinephrine and norepinephrine are released by the adrenal medulla and they circulate a neurotransmitters and hormones throughout the nervous system and circulatory system. Kara's adrenal medulla is releasing ephinephrine and norepinephrine to prepare her for fight or flight.
Explanation:
Epinephrine and norepinephrine are neurotransmitters and they belong to a class of compounds called catecholamines. While chemically both these neurotransmitters are very similar, they have different functions. Norepinephrine has an effect only on alpha receptors in your arteries, while epinephrine works of both alpha and beta receptors. Beta receptors are in the heart, lungs, and the arteries of the muscles in our skeletal system as well. Both compounds also serve as hormones in the body and having either an overabundance or a deficiency of these compounds can affect your health. Epinephrine can increase your heart rate and smooth out or relax the muscles of your breathing passages so you breathe better when experiencing a fight or flight response. Norepinephrine can constrict your blood vessels and increase blood pressure getting your body ready for action. It is also used to treat very low blood pressure.
Answer:
epeirogenic
Eurasian
fault block
1 cm
Lesser
Block mountains form along fault blocks. Tension in a fault block can cause horsts in the fault block to tip. The horst edges point upward, forming a range of exposed mountains.
Explanation:
The answer you're looking for is True
Answer:
The given statement is False
Explanation:
Amazon is the largest river and a great drainage system in South America. Two thirds of the river is located in Brazil.
It possesses the great and opulent bio diversity and the waters inhabit more than two thousand kinds of marine creatures. It has been a great foundation of protein abundance for the local populace and also a basis of fresh water. Due to soil erosion the nutrients in the river gets exhausted but the decomposed animals and plants serve to be the compost for the growth of new plant and animal species.
This is called nutrient recycling. Piranha, Giant River Otter, blue dolphins and electric eel are some of the species found in the river. It originates in Peru. It drains through nine American countries.
