Tachyaerobic is a term used in
biology
Biology is the scientific study of life and living organisms. It is a broad natural science that encompasses a wide range of fields and unifying principles that explain the structure, function, growth, History of life, origin, evolution, and ...
to describe the
muscle
Muscle is a soft tissue, one of the four basic types of animal tissue. There are three types of muscle tissue in vertebrates: skeletal muscle, cardiac muscle, and smooth muscle. Muscle tissue gives skeletal muscles the ability to muscle contra ...
s of large animals and birds that are able to maintain high levels or physical activity because their hearts make up at least 0.5-0.6 percent of their body mass and maintain high blood pressures.
A reptile displaying equal size to a tachyaerobic mammal does not have the same capabilities. Tachyaerobic animals' hearts beat more quickly, produce more oxygen, and distribute blood at a quicker rate than reptiles.
The use of tachyaerobic muscles is important to animals such as
giraffes
The giraffe is a large African hoofed mammal belonging to the genus ''Giraffa.'' It is the tallest living terrestrial animal and the largest ruminant on Earth. It is classified under the family Giraffidae, along with its closest extant re ...
that need blood circulated through a large body size quickly.
See also
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Bradyaerobic
Bradyaerobic is a term used in biology that describes an animal that has low levels of oxygen consumption.
By necessity a bradyaerobic animal can engage in short low or high low-level aerobic exercise
Aerobic exercise, also known as cardio, is ...
References
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Muscular system
Thermoregulation