The similarity between passive and active prosthetic devices is: Both replace missing limbs.
A prosthetic device can be defined as a device that is designed and developed to artificially replace a missing part of the human body or to improve the function of a particular body part.
Some of the body parts that are artificially replaced with a prosthetic device are:
Basically, there are two (2) main types of prosthetic devices and these include:
I. Active prosthetic device.
II. Passive prosthetic device.
In conclusion, both passive and active prosthetic devices are used to artificially replace missing limbs.
Read more: brainly.com/question/973195?referrer=searchResults
c. racing heartbeat
The alarm stage of stress is more popularly known as the fight or flight stage stage. It is in this stage that the brain sends signals to the different parts of your body taking the message that you are in a perilous situation. Upon receiving the messages and your body started to react, you can choose between the flight and fight response. You can either fight or flee away from that dangerous place. This alarm stage of stress as explained by the father of stress, Hans Selye is commonly characterized by fast and racing heartbeats.