A frog has a liver, stomach, reproductive system, somewhat nuerological, and mucle/fat tissues similar to us.
One way frogs and humans are alike is that they are both vertebrates. This means they both have a spine or vertebrates. Another way that a frog and a human are alike it they both have the same body parts. Some of these body parts include the bladder, liver, small intestine and large intestine. Having the same body parts probably mean that the human and frog function in a similar way.
nervous system
your body
The anus.
In frogs body kidny is located in abdomin on both dides of backbone .
Such mechanisms is very, very similar to that of a human. If you were to look at the respiratory-cardiovascular system of a human, it can be easily said that this system is similar, if not exactly, to that of the polar bear's.
The human body is bigger and the tongues are different plus a frog is little nd green
The same way any muscle works - electrical impulses from the brain stimulate the muscle to move.
The human circulatory system moves blood through the body similar to the hydraulic system which moves liquid water.
In the human body, the cardiovascular system operates similar to a hydraulic system, with the heart acting as a pump to circulate blood. The respiratory system works like a pneumatic system, with the lungs using air pressure to facilitate breathing.
Tendons belong to the musculoskeletal system in the human body.
err... maybe because the structure of the organs of a frog is most likely the structure & position of organs in a human's body... and frogs are easy to get or buy... and many species are not endangered! :) hopin' this can help!