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For a large number of problems, there will be some animal of choice, or a few such animals, on whic
For a large number of problems, there will be some animal of choice, or a few such animals, on whic
For a large number of problems, there will be some animal of choice, or a few such animals, on whic
For a large number of problems, there will be some animal of choice, or a few such animals, on whic
For a large number of problems, there will be some animal of choice, or a few such animals, on whic
For a large number of problems, there will be some animal of choice, or a few such animals, on whic
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August Krogh:
The circulatory system of man and the vertebrate animals can be considered as made up of a small nuAugust Krogh:
Muscles do not use oxygen at a constant rate.August Krogh:
Since muscular contractions are usually more or less regularly alternated with relaxations, the sysAugust Krogh:
I found it possible to observe at least the superficial capillaries of muscles both in the frog andAugust Krogh:
The most direct evidence of the wonderful plasticity and elasticity of red corpuscles is obtained wAugust Krogh:
In the numerous observations made in my laboratory upon this object, we have only once seen a combiAugust Krogh:
In the giraffe with a total height of 5 m., the heart is at a height of about 2.5 m., and it wouldAugust Krogh:
In the tissues generally, and in such a cavity as the abdomen, the pressure is everywhere and practAugust Krogh:
In many cases of inflammation, the vascular changes develop slowly and long after the application oAugust Krogh:
In man, the mechanical breathing is essential to life, and it is one of the old tests for death to