4. Norepinephrine: (definition)
A hormone secreted by certain nerve endings
of the sympathetic nervous system, and by the
medulla (center) of the adrenal glands.
5. Norepinephrine…. (continuation)
A chemical released from the sympathetic
nervous system in response to stress.
It is classified as a neurotransmitter, a
chemical that is released from neurons.
11. Epinephrine: (definition)
another term for adrenaline.
It occurs naturally in the body (secreted by
adrenal glands) and can also be synthetically
made to be used as medication.
12. Epinephrine… (continuation)
Treating shortness of breath, chest tightness,
and wheezing associated with asthma, and other
breathing problems.
It may also be used for other conditions as
determined by your doctor.
13. How is Epinephrine given?
Epinephrine is to be used only by the patient for
whom it is prescribed through Epinephrine
injection.
15. Similarity: (Norepinephrine & Epinephrine)
Both are chemically similar compounds that are
involved in the body’s fight or flight response to stress.
Both hormones play essential role in stress
responses, arterial blood pressure, and fuel
metabolism.
When people experience physical and emotional
stress, the adrenal gland pumps out both hormones to
prepare for a response.
16. Difference: (Norepinephrine & Epinephrine)
The key difference between these chemicals is in
their structure; norepinephrine contains a hydrogen
atom whereas epinephrine has a methyl group.
Norepinephrine is secreted by certain neurons in the
brain as well as the adrenal gland.
Epinephrine is produced only in the adrenal gland.
18. Serotonin: (definition)
a neurotransmitter with functions in various systems
of the body.
works to regulate mood, appetite, sleep, memory
and learning.
a major part of many popular drug treatments for
depression and anxiety.
