- Doctorate - 4-7 years, including doctoral dissertation. You can do a Phd. right from 4 year college without getting a masters first, but most people get the masters first. MD - Medical Doctor - Med school and internship, done after BS or BA degree - can take 8 years.
Because of the relationship between the dihydropyridine receptor and the ryanodine receptor, that causes calcium that is stored in the sarcoplasmic reticulum to be released, and the calcium released then causes muscle contraction.
Best Answer: The agonist for flexion at the elbow is the brachialis, the antagonist is the triceps.he agonist muscle is: The antagonist muscle is: There is also an agonist and an antagoninst muscle involved in the extension of your elbow. The agonist muscle is: The antagonist muscle is: Follow. 2 answers 2. Report Abuse.