When the muscles contract, they move the ___ rather than a joint. Explain. What are the steps and ions involved in muscle contractions? What enables a muscle to relax? Describe the mechanism by which muscle fibers obtain the energy to power contractions, including ...
a)any four from:named bones+location ;antagon muscles :biceps contract;become shorter/ radius or ulna is moved towards humerus;triceps relax ;hinge joint;b)any four from :no leaching run-off into water / water pollution;so insecticide not ingested by aquatic insects;no bioaccumulation Aw ;(so...
Muscles: The muscles of the body contract (tighten) and relax (loosen) to enable humans or other animals to move themselves while acquiring food, eating food, protecting or defending themselves against becoming food for another organism, and any other activities. ...
As part of this response, the muscles surrounding thebladdermay contract, leading to a more urgent and frequent need to pee. Also, as is the case during immersion diuresis, the increase inblood pressureassociated with thestress responsemaystimulatethe kidneys to produce more urine. Some final thou...
Active insufficiency is a condition where a muscle is inhibited from performing its full range of motion due to another muscle, or muscles, being...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
into the right atrium. The ventricles are found beneath the atria and pump blood into the arteries. The cardiac cycle is how the pumping action of the heart occurs. It consists of alternating contraction and relaxation cycles, where the atria contract togeth...
Explain how aerobic exercise promotes the growth of capillaries within skeletal muscles and how that affects muscle health and performance. Why is it true that all fibers in a muscle do not always contract at once and that tone in that muscle varies...
How might exercise change Tidal volume? What are the reasons for having lower than normal level or higher than normal level of hematocrit? Explain why low blood pressure is considered a potentially dangerous condition. Why can muscles shorten faster when...