The calcium ions involved in skeletal muscle contraction bind to myosin

Channels require energy in order to function as transport proteins

The glial cell with perivascular feet that wrap around capillaries in the CNS to form the blood brain barrier  is the:

Which are the reservoirs that store the calcium required for muscle contraction?  

Of the four stages in cellular respiration, which involves the transfer of electrons from NADH and FADH2 to make ATP ?

Affects muscle movement and balance. Stiff posture, slow voluntary movements, resting tremor Caused by decreased dopamine production.

Compared to plasma, CSF has more Na+, Cl–; less K+, Ca2+, glucose

Which part of the neuron contains the nucleus? 

The portion of the nervous system that has voluntary control over skeletal muscles is the _____________ division. 

Mediastinum—median space in the thoracic cavity, Contains the liver, heart, thymus, esophagus, trachea, and major blood vessels