Arrange the following components according to the order in which they appear on/within the skin, starting with the first at the top. keratinocytes
fat
hair shaft
muscles
blood vessels

The correct order of these components, from the most external to the most internal with respect to the skin, is hair shaft, keratinocytes, blood vessels, fat and muscles.

Explanation:

In humans and superior animals, the skin is the most external layer of the body, fulfilling functions of protection and relationship with the outside, among others. The different components that can be observed, related to the skin, are

fluid balance is an aspect of the homeostasis of organisms in which the amount of water in the organism needs to be controlled, via osmoregulation and behavior, such that the concentrations of electrolytes (salts in solution) in the various body fluids are kept within healthy ranges. the core principle of fluid balance is that the amount of water lost from the body must equal the amount of water taken in.