Answer:
The correct option is : a. causing threshold to be reached more quickly
Explanation:
Norepinephrine, also known as noradrenalin, is an organic compound, which belongs to the catecholamine family. It acts as a hormone and a neurotransmitter in the brain and the body and also impacts the heart.
It is one of the hormones secreted by the adrenal medulla. Norepinephrine is a part of the fight-or-flight mechanism of the body. It acts by binding to the β-1 receptors and opens the chemical or ligand gated calcium and sodium ion channels. Therefore, <u>it causes the threshold to be reached faster </u>by increasing the rate of depolarization and thus causes heart arrhythmia.
Therefore, <u>Norepinephrine acts on the heart by </u><u>causing threshold to be reached faster.</u>
Answer:
strength or how toned the body looks compared to the month prior to starting the new fitness routine
Explanation:
To put it simply, muscle is heavier than fat. So checking weight may not be the best option.
Answer:
that's so true. and the world is still sort of like that, since some people don't have health insurance and they still have to pay with cash up front
It should include information such as the history and mission of the firm, qualifications of the key staffs, program design, and the needed budget.
I believe it’s 2, because the pancreas regulates blood glucose levels. Glucose is required for cellular respiration.