• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

Rowing: how muscular energy is produced for a sport

Extracts from this document...


´╗┐Rowing Although its history dates back centuries, rowing only came of age as a competitive sport in the last 200 years. Athletes can be penalised for infringements such as a false start, leaving their lane or impeding another boat. Most serious rowers have heard of lactic acid. Usually, they know little more about it than it is the stuff that makes their muscles cramp after they have worked to exhaustion. Lactic acid is important in athletic training. Every time a muscle contracts, it makes some lactic acid. Usually, this doesn't matter. Moderate amounts of lactic acid are burned for energy in resting muscle. ...read more.


This happens in all forms of life. Regular cellular respiration is aerobic (requires oxygen), but some simple organisms can only do anaerobic cellular respiration for every sugar molecule broken down, but it isn't dependent on the oxygen supply. And it makes a waste product called lactic acid. Aerobic respiration Aerobic respiration requires oxygen. It happens in cells when glucose reacts with oxygen. Here are the word and symbol - higher only - equations: Glucose + oxygen ? carbon dioxide + water (+ energy) C6H12O6 + 6O2 ? 6CO2 + 6H2O (+ energy) Anaerobic respiration Anaerobic respiration does not need oxygen. It happens when there is not enough oxygen for aerobic respiration. ...read more.


Since being diagnosed with diabetes in 1997, Steve has become a source of inspiration for many diabetics. Having initially thought his career may be over; Steve sought the guidance of medical experts and went on to win his fifth gold medal at the Sydney Olympics. It was a pivotal moment in sporting history but for many people watching, it was proof that diabetes didn't have to mean the end to athletic achievement whether it is at the Olympics or at the local leisure centre. Today, Steve often receives emails from people who have recently been diagnosed and are trying to adapt to life with diabetes. "I decided very early on that diabetes was going to live with me, not me live with diabetes," says Steve. Steve Redgrave is specialised in rowing BIG Muscles ...read more.

The above preview is unformatted text

This student written piece of work is one of many that can be found in our GCSE Humans as Organisms section.

Found what you're looking for?

  • Start learning 29% faster today
  • 150,000+ documents available
  • Just £6.99 a month

Not the one? Search for your essay title...
  • Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

See related essaysSee related essays

Related GCSE Humans as Organisms essays

  1. Stem Cell Research

    For example, doctors and other medical workers will obviously have a strong opinion on this matter, as the outcome of this continuous debate will directly affect how they will treat patients. In the past, U.S doctors have openly been against Bush's restrictions on embryonic stem cell research, as they believed

  2. Should people with diabetes 2 receive medical treatment?

    Vitamin D deficiency can in a disease called rickets, which is characterized by bone deformities. It mainly affects children whose bones are still forming and can cause legs to bow and wrists and ankles to become thickened. Teeth can be affected too.

  1. HSC Module-Blueprint of Life

    > In a sex cell (gamete) only one 'factor' is present. > During fertilisation, the factors pair up again; they don't blend, but match up with each other * Mendel also observed that one 'factor' is dominant over the other; they don't blend.

  2. Drugs in sport

    Using these drugs helps to overcome tiredness. Stimulants may produce side effects such as Insomnia, increased heart rate * Narcotics / analgesics - this enables athletes to get back into action quickly after an injury. They act like painkillers * Anabolic steroids - they increase muscle mass and develop bone

  • Over 160,000 pieces
    of student written work
  • Annotated by
    experienced teachers
  • Ideas and feedback to
    improve your own work