Cold and Flu Appointment Guide. Burning accompanied by redness around the outer ear and the skin around your ear can be indications of a serious infection that should prompt you to contact your health care provider right away.
You answered: Correct Answer: The average adult human brain has about 100 billion cells. Linked by synapses, each brain cell can connect to tens of thousands of other brain cells. It's still a mystery exactly how these connections work together to create all the marvels of our brains. Next.
The cells of the brain include neurons and supportive glial cells. There are more than 86 billion neurons in the brain and a more or less equal number of other cells. Brain activity is made possible by the interconnections of neurons that are linked together to reach their targets.