In a collision, a force acts upon an object for a given amount of time to change the object's velocity. The product of force and time is known as impulse. The product of mass â¦ and velocity change is known as momentum change. In a collision the impulse encountered by an object is equal to the momentum change it experiences.Impulse = Momentum Change.
In addition to the locus coeruleus existing as a source of the neurotransmitter norepinephrine within the central nervous system, the adrenal gland can also release norepinephrine during a stress response into the bodyâs blood stream, at which point norepinephrine acts as a hormone in the endocrine system.
When you feel anxious and stressed, your brain floods your system with hormones and chemicals designed to help you respond to a threat. Thatâs good in the short term, but harmful in the long term. Read more. Panic attacks can lead to anxiety over further attacks, so your brain continues to release stress hormones. This can lead to headaches, muscle tension, and loss of sexual desire. Anxiety disorders increase the risk of clinical depression and substance abuse. Read more. Short-term anxiety can boost your immune system.