Answer:
a. in the bottom of the atrium just above the ventricles
Explanation:
AV node -
It helps to control the heart rate , it serves as an electrical relay station , reduces the electrical current which is sent by the SA node .
The location of the AV node , is at the lower back section of the inter atrial septum , and conducts the electrical impulse normally from the atria to ventricles .
Oculus dexter refers to the right eye
It could cause liver damage and problems to the body from the medication of depression
A combination of downward pressure AND friction. It occurs at the deeper layers of tissue resulting in cell deformation and cell death
Answer:
A. They lead to neurodegeneration.
Explanation:
Prions are infectious or misfolded proteins. These misfolded form of proteins is denoted as PrPsc(sc- scrapie) and this protein is able to convert the normal protein into scrapie protein.
They are responsible for causing neurodegenerative disease in humans and animals therefore they are called spongiform encephalopathies. Some of the diseases caused by prions are kuru, bovine spongiform encephalopathy, etc.
Prions do not cause disease in plants. There is no cure for these disease. Therefore the correct answer is- A. They lead to neurodegeneration.
