Author: Anonymous

Which of the following is NOT  a function of neurons?

What is the dark opening on the copper colored spheres?      

What two neuroglial cells wrap themselves around the axons of certain neurons to create a structure known as the myelin sheath?

What structure anchors thin and elastic filaments in place within the myofibril?

    Number  4 is  

Sarah sensed a mosquito land on her arm.  She quickly swatted it away from her arm.  Which specific PNS division was responsible for the movement of Sarah’s hand?

We have ____ pairs cranial nerves and _____ pairs of spinal nerves.

The autonomic nervous system carries signals to the heart and blood vessels.

Epinephrine is derived from _______________(organic substance).  Name a part of the body over which epinephrine controls? Dopamine is derived from ________________(organic substance),  What does dopamine control?

According to the author video, slaves were never given free leisure time.