Essays Tagged: "Lactic Acid"

Blood lactate and training to improve threshold

ity exercise is made available for energy production in type II muscle fibers. The remaining 25% of lactic acid is used for energy in the heart, the make up of liver glycogen, and the supply of energy ... xample of this would be a runner who is exceeding his or her planned race pace in a 10k. The excess lactic acid accumulated in the contracting muscle from insufficient oxygen is then made available to ...

(5 pages) 84 0 5.0 Nov/1996

Subjects: Humanities Essays > Health & Medicine > Sports

A Report outlining the Biological Bases of Training and Exercise in Athletics (1500m).

ree energy systems2.1.1 The Anaerobic energy system2.1.1.1 The Creatine Phosphate system2.1.1.2 The Lactic Acid system2.1.2 The Aerobic energy system2.2 Training methods2.2.1 Interval Training2.2.2 Co ... n in activities such as power lifting or short sprints. The anaerobic threshold, the point at which lactic acid starts to accumulate in the muscles, is considered to be somewhere between 85% and 90% o ...

(10 pages) 129 0 4.4 Feb/2003

Subjects: Humanities Essays > Health & Medicine > Sports

Agriculture : Growing Our Future.

difference.Biotechnology is now being investigated to find new applications for crops. For example, lactic acid produced from bacterial fermentation of discarded corn stalks is being used to make a ma ...

(3 pages) 128 1 4.8 Oct/2003

Subjects: Science Essays > Agriculture

What makes up the cardiovascular system, and describe the components.How the cardiovascular system works and the effect of exercise on the cardiovascualr system

supplies the cells with oxygen and nutrients, and removes carbon dioxide and waste products such as lactic acid and urea. It is attached to the breastbone by special connective tissues called ligament ... and then return it to the heart. The blood carries oxygen, carbon dioxide, minerals, nutrients, and lactic acid. We get are minerals and nutrients from the carbohydrates (glycogen), lipids (fatty acid ...

(10 pages) 182 1 4.8 Jan/2004

Subjects: Science Essays > Biology > Human Biology

Distinguishing The evolutionary trend among mammal

.The lactate dhydrongenase is an enzyme that catalyzes the conversion of pyruvic acid (pyruvate) to lactic acid (lactate). This protein is produce by most tissues and is also found in blood serum. The ...

(3 pages) 25 0 0.0 Mar/2004

Subjects: Science Essays > Biology

Information on maximal oxygen uptake

apidly during the first few minutes of exercise. If you are doing steady-rate exercise with minimal lactic acid accumulation, your oxygen uptake reaches a plateau after three or four minutes. If your ... s called the maximal oxygen uptake or Max VO2. Additional exercise above Max VO2 generally produces lactic acid, resulting in a deterioration of the performance. (Stefanick, 1993)A number of factors a ...

(2 pages) 24 0 4.0 Mar/2004

Subjects: Science Essays > Biology

Excersise physiology - energy systems explained, eg lactic acid etc

rgy for contraction it is used for short bursts of energy - it is exhausted after about 10 seconds.*Lactic Acid SystemCarbohydrate is broken down anareobically (without oxygen) to lactic acid. This ca ... P. Exercise performed at maximum rates for between one and three minutes depending heavily upon the lactic acid system for A.T.P energy.*Oxygen SystemFirstly uses glucose from either muscle tissue or ...

(4 pages) 48 0 5.0 Mar/2004

Subjects: Humanities Essays > Health & Medicine > Sports

Muscle Fatigue

nergy. The energy released catalyzes a reaction to produce ATP. The ending product of glycolysis is lactic acid, which is created by breaking pyruvate acid down. Then lactic acid is broken down to pro ... eaking pyruvate acid down. Then lactic acid is broken down to produce lactate. For each compound of lactic acid that is formed the cell gains a lactate compound and an H+. The increase of H+ in a cell ...

(2 pages) 52 0 4.8 Apr/2004

Subjects: Science Essays > Biology > Human Biology

Pasteur

y in the presence of living organisms.In 1857 Pasteur published his first paper on the formation of lactic acid and its function in souring milk.In years to come, most of Pasteur's efforts went toward ...

(1 pages) 31 1 3.8 Jun/2004

Subjects: History Term Papers > North American History

Native American Sweat Lodges

n cause headaches, nausea and in extreme cases, vomiting, coma--even death. Sweat may also draw out lactic acid responsible for stiff muscles and a contributor to general fatigue.Sweat lodge heat d ... n cause headaches, nausea and in extreme cases, vomiting, coma--even death. Sweat may also draw out lactic acid responsible for stiff muscles and a contributor to general fatigue.Sweat lodge heat d ...

(3 pages) 31 1 3.9 Jan/2005

Subjects: Literature Research Papers > Creative Writing

Bioplastics: Polylactide aliphatic copolymer

polyester. A copolymer is made from 2 or more different monomers. The monomer lactide is made from lactic acid (see fig2), which is a methyl-substituted glycolic acid that can be produced by the ferm ... acid that can be produced by the fermentation of corn, cheese, whey and other agricultural sources. Lactic acid is the biomass feedstock (organic matter produced by plants that can be used as a renewa ...

(2 pages) 21 0 0.0 Mar/2005

Subjects: Science Essays > Chemistry

The use of energy in modern day athelets

s at different stages of their activities. These three energy systems are the ATP/PC energy system, Lactic acid energy system and the aerobic energy system. In both the basketballer and the endurance ... ent is needed to sprint for the finish.Both the basketballer and the road cyclist will also use the Lactic acid energy system for periods of time during their events. After CP supplies are exhausted, ...

(17 pages) 69 0 3.0 May/2005

Subjects: Humanities Essays > Health & Medicine > Sports

Peak performance program

hort bursts of energy are required at times such as the sprint to the finish line, this is when the lactic acid system kicks in.The average duration of the 1500m for a female school student of 17 year ... 9 minutes. This shows that it is a relatively short race at moderate intensity, suggesting that the lactic acid system needs to be well developed in such times that it is needed.When the race begins t ...

(1 pages) 568 0 3.0 Jun/2005

Subjects: Humanities Essays > Health & Medicine > Sports

Lactic Acid

r my paper I now know why you gave us so much flexibility on what are topic could be. In explaining lactic acid and exercise I am forced to dive into many other areas pertaining to the last few chapte ... g parts that lead up to what you are focusing on.With that in mind I will begin with explaining how lactic acid is formed. I like to think of it, while wait, I really don't like to think of it, but an ...

(4 pages) 28 1 3.9 May/2006

Subjects: Science Essays > Biology

Biotechnology - Fermentation products

ns, brought about by enzymes or micro-organisms. The anaerobic respiration of glucose to alcohol or lactic acid was described as a form of fermentation.Micro-organisms which bring about fermentation a ...

(3 pages) 42 0 4.0 May/2006

Subjects: Science Essays > Biotechnology

Synthetic Biopolymer: Polylactic Acid or Polylactide (PLA)

Enzyme used to make PLA: Ralstonia eutrophaPolylactic acid is produced through the fermentation of cornstarch or glucose into lactic acid using the ... e fermentation of cornstarch or glucose into lactic acid using the bacteria Ralstonia eutropha. The lactic acid is then converted to Polylactic acid using traditional polymerization processes.Evaluati ... olylactic acid using traditional polymerization processes.Evaluation of the use of PLACurrently Polylactic acid is used in a number of biomedical applications, such as sutures, tissue engineering and ...

(2 pages) 19 0 4.0 May/2006

Subjects: Science Essays > Chemistry

Running - What it Means to Me

nish the race, the taste of salt seeps into my mouth, my legs scream from torture, overflowing with lactic acid, my head resonates the pulse of my violently throbbing heart, and I have never felt more ...

(3 pages) 13 0 0.0 Jan/2007

Subjects: Literature Research Papers > Creative Writing > Descriptive Essays

Plaque

pit and fissure areas of the tooth. These bacteria digest the sugars left in the mouth and produce lactic acid. Over a period of time lactic acid will erode or dissolve the enamel of the tooth causin ...

(2 pages) 13 0 0.0 May/2001

Subjects: Humanities Essays > Health & Medicine

Making A Pizza: Chemistry Wise

Making Cheese: In order to make cheese you must start out with milk. First you curdle the milk, the lactic bacteria converts lactose into lactic acid and this lowers the degree of acidity (pH) of the ...

(1 pages) 16 0 3.0 Oct/2001

Subjects: Science Essays > Chemistry

"THERE ARE MANY FACTORS INVOLVED IN THE PREPARATION AND PERFORMANCE OF AN ATHLETE FOR OPTIMUM SPORTING PERFORMANCE" SPORT : BASKETBALL

ire high intensity periods of work longer than this and then uses the lactate or aerobic system.The lactic acid systemThe lactic acid system is used in the following the 10-12 seconds of maximal exerc ... called glycolysis.Anaerobic glycolysis uses glucose inefficiently, and produces by-products such as lactic acid which is thought to be the cause of fatigue although trained athletes can often withstan ...

(27 pages) 65 1 2.0 Oct/2008

Subjects: Humanities Essays > Health & Medicine > Sports