The brachial plexus is formed by the anterior rami of the spinal nerves.  It splits and joins several times before ending in the five main peripheral nerves.  Its network arrangement consists of the following from proximal to distal:

A setting of Gregorian chant with two to four notes per syllable might be considered:

The approximate dates for the Renaissance era are:

When two or more independent melodic lines are combined, the resulting texture is called:

The part of the nervous system that makes up the cranial nerves, brachial plexus, spinal nerves and lumbosacral plexus is known as the :

The significance of the Circle of Willis in the brain is that:

Jean Baptiste Lamarck  vs. Charles Darwin Match the phrases that match up to the their individual views on the Theory of Evolution.  

Down Syndrome is more likely to occur if the mother is past her 40s in age. 

Transcription makes from a template.  Transcription substitutes for .  

Match the correct ecosystems.