Question

The integumentary system includes all of the following, except

nails
adrenal glands
hair
skin

Answer 1

Adrenal glands


They are not apart of the integumentary system because the integumentary serves to protect the inside of your body from external harm

Answer 2

Adrenal Glands

Step-by-step explanation:

The integumentary system is organ that is a barrier to help protect the insides of the body from damage and to regulate temperature. The skin, nails, and hair are all things to protect this organ; however, adrenal glands are inside the body and do not help with physically protecting.