What is the pathophysiology of hemorrhagic stroke?
A hemorrhagic stroke, or cerebral hemorrhage, is a form of stroke that occurs when a blood vessel in the brain ruptures or bleeds. Like ischemic strokes, hemorrhagic strokes interrupt the brain’s blood supply because the bleeding vessel can no longer carry the blood to its target tissue.
What happens during a hemorrhagic stroke?
A hemorrhagic stroke happens when a blood vessel bursts, causing bleeding in the brain. As the blood presses on brain cells, it damages them. This can lead to neurological symptoms. There are different types of hemorrhagic stroke.
What is the pathology of stroke?
A stroke happens when there is a loss of blood flow to part of the brain. Your brain cells cannot get the oxygen and nutrients they need from blood, and they start to die within a few minutes. This can cause lasting brain damage, long-term disability, or even death.
What are the two types of hemorrhagic stroke?
There are two types of hemorrhagic strokes:
- Intracerebral hemorrhage is the most common type of hemorrhagic stroke. It occurs when an artery in the brain bursts, flooding the surrounding tissue with blood.
- Subarachnoid hemorrhage is a less common type of hemorrhagic stroke.
What is the life expectancy after a hemorrhagic stroke?
The survival rate after hemorrhagic stroke was 26.7% within a period of five years. Long-term survival rate prognosis is significantly better among the younger patients, without hypertension, alcohol intake and diabetes mellitus.
Why are stroke victims so tired?
The main reason for you being tired is simply that you have had a stroke. In the early weeks and months after a stroke your body is healing and the rehabilitation process takes up a lot of energy so it is very common to feel tired.
What part of the brain controls executive function?
frontal lobes
What part of the brain controls negative emotions?
amygdala
Why do I cry when angry?
Lots of people cry when they feel frustrated, angry, or embarrassed. When you get mad, your body produces a flood of hormones that stimulate strong reactions in your body — everything from a racing heart to sweaty palms to short-term memory loss. In response to the elevated stress level, you may cry.
Are emotions neurological?
The neural basis of the emotions. There has been major progress in elucidating the neural basis of the emotions and of emotional feelings. As a result of extensive animal and human studies, the best understood emotion is fear (Damasio, 1994/2005; Le Doux, 1996; Panksepp, 1998; Feinstein et al., 2010).
How emotion is being processed in the brain?
Neurotransmitters, such as serotonin and dopamine, are used as chemical messengers to send signals across the network. Brain regions receive these signals, which results in us recognising objects and situations, assigning them an emotional value to guide behaviour and making split-second risk/reward assessments.
What are the six main emotions?
Ekman proposed seven basic emotions: fear, anger, joy, sad, contempt, disgust, and surprise; but he changed to six basic emotions: fear, anger, joy, sadness, disgust, and surprise.
What are the 27 human emotions?
The 27 different emotions include: Admiration. Adoration….Discrete emotion theory
- Interest.
- Joy.
- Surprise.
- Sadness.
- Anger.
- Disgust.
- Contempt.
- Self-hostility.