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>
Dietary,health,stress level,blood pressure,smoking
Permanent damage
Answer:
This statement is false.
Explanation:
Everything has the potential to cause cancer but it is only a matter of how much is consumed. One would have to exceed many limits in order to be a "major cause" of cancer.
Answer:
Schizophrenia is a severe brain disorder that can involve breaks with reality. The mental illness, which affects 2.4 million adults in the U.S., disrupts people's thought processes and ability to function day to day. Untreated, schizophrenia impairs people's ability to manage their emotions and coexist with others.
Explanation:
Answer:
d
certified nursing assistant
Explanation:
Certified Nursing Assistants (CNAs) provide intimate, hands-on healthcare to patients in medical settings, helping with bathing, dressing and the basic activities of life. A day in the life of a CNA might also include: Turning or repositioning bedridden patients
Generally, most certified nursing assistant programs take between four and 12 weeks. This is broken into contact hours and clinic practice. State-approved programs offer a minimum of 75 hours of classroom instruction and clinical training.
Certified nursing assistants must complete a state-approved training program. These programs are generally found at local community colleges, high school, vocational or technical schools, or local hospitals.
Some employers hire non-certified nursing assistants and allow them to perform the duties of a CNA without the title.
