August Krogh Quotes

August Krogh
August Krogh
Danish Scientist
Born: Nov 15, 1874
Died: Sep 13, 1949
Blood Few Long Made Man Pressure
Related authors: Carl Sagan Charles Darwin Galileo Galilei George Washington Carver Hippocrates Margaret Mead Marie Curie Neil deGrasse Tyson
The circulatory system of man and the vertebrate animals can be considered as made up of a small number of organs or subordinate systems, which are easy to recognize anatomically, and the functions of which are on the whole quite distinct. August Krogh
Man Made Animals Considered Distinct System Recognize Systems Easy Small Up Subordinate Quite Which Organs Whole Functions Number
The affinity of blood or pure haemoglobins for oxygen is a complex phenomenon, depending upon a number of conditions, the most important of which are temperature and hydrogen ion concentration. August Krogh
Pure Important Complex Temperature Hydrogen Concentration Most Conditions Blood Affinity Depending Oxygen The Most Important Which Number Phenomenon
It is no doubt technically possible to study metabolism and respiration of fishes during swimming at a constant rate, and of certain insects and birds during flight, and to obtain information similar to that obtained on man during work on a bicycle ergometer or a treadmill. August Krogh
Work Man Technically Insects Bicycle Doubt Swimming Birds Respiration Possible Constant No Doubt Rate Similar Study Obtain Obtained Metabolism Fishes Information Certain Flight Treadmill
In the giraffe with a total height of 5 m., the heart is at a height of about 2.5 m., and it would be extremely interesting to know just how the giraffe avoids the development of filtration oedema in its long legs. August Krogh
Heart Long Extremely Would Would-Be Total Giraffe About Development Know How Just Legs Interesting Height
For a large number of problems, there will be some animal of choice, or a few such animals, on which it can be most conveniently studied. August Krogh
Animal Problems Will Animals Few Some Studied Most Conveniently Which Choice Large Large Number Number
Muscles do not use oxygen at a constant rate. August Krogh
Constant Rate Oxygen Use Muscles
Since muscular contractions are usually more or less regularly alternated with relaxations, the system of valves makes of the veins of every muscle a very effective pump, capable of maintaining a low pressure in the muscle capillaries. August Krogh
Pressure Every Pump System More More Or Less Veins Maintaining Since Makes Effective Very Low Capable Regularly Less Muscle Muscular
In the numerous observations made in my laboratory upon this object, we have only once seen a combination of vessels in which there might be a direct communication between a small artery and a vein, though the two observers could not come to a final conclusion on the point. August Krogh
Communication Made Seen Numerous Final Once Though Object Direct Only Small Point Could Observations Observers Vein Between Combination Come Conclusion Laboratory Which Might Two
In the tissues generally, and in such a cavity as the abdomen, the pressure is everywhere and practically always very nearly atmospheric, and must be so, because the integuments give way very easily to any excess of pressure, whether positive or negative. August Krogh
Positive Negative Pressure Way Everywhere Easily Must Atmospheric Give Excess Generally Practically Because Always Very Any Whether Nearly
In many cases of inflammation, the vascular changes develop slowly and long after the application of the stimulus which is responsible for the inflammatory reaction. August Krogh
Long Changes Responsible Slowly Cases Develop Reaction Stimulus After Which Many Application
In many organisms, including man, the mechanical respiration and the circulation of the blood are 'regulated' so as to correspond to the demand of the moment. August Krogh
Man Circulation Respiration Correspond Demand Blood Organisms Moment Many Mechanical Including
There can be little doubt that fishes swimming rapidly do not make respiratory movements at all, but obtain the necessary ventilation of the gills simply by opening the mouth. August Krogh
Mouth Doubt Swimming Respiratory Rapidly Simply Opening Obtain Make Fishes Movements Little Necessary

No more August Krogh quotes

Haven't find the right quote? Try quotes from authors related to August Krogh.

About
Site pages
Top Quotes
Authors
Today's birthdays
Copyright © Quotesia 2025