What does the term power stroke refer to in terms of skeletal muscle?

What does it mean when you have an abnormal ABR test? What is the term for exchange of goods disease plants and crops that happened because Europeans settled in the new world? Can the damage of sunburn be reversed or healed? What harmon from the kidneys stimulate red blood cell production? What is the fear of pinecones called? When can you start talking after wisdom tooth extraction? Stridor and cough are symptoms of? Is it normal to ache after a massage? How can you prevent a rash on inner thighs after swimming in the ocean? How long is recovery from a DNC procedure? What colors symbolizes fear? How do you get rid of bad bloating which causes you to look like you have a really big stomach which shows a lot because you have an otherwise slim figure? What heart chamber does the pulmonary artery exit as it proceeds to the lungs? Can pantyhose be of benefit to diabetic men? What is microvasular ischemic? Is it normal to not be showing at eight weeks or is something wrong with you if you have not gained any weight? Is there such thing as a vampire tooth? Is it normal to have bleeding for one or two days during ovulation a few days after egg-whites come out? What does voluntary aid? Is Ebola Virus a fungus?