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.
How Many Different Kinds of Neurons Are There. 1  How many Neuron Types. 2  Mapping the Brain â Neurons Develop At a Fantastic Rate. 3  Study of the Eye. 4  Mouse Retina Is a Good Place To Study Neuron Types. 5  Bipolar Neurons of the Retina. 6  Ganglion Cells of the Retina. 7  Amacrine Cells. 8  Neuron Types in the Retina and Elsewhere.