Question

1. choose the best answer. what kind of tissue is the dermis primarily made of? muscle epithelial nerve connective 17) choose the best answer. what vitamin does the skin produce, when exposed to sunlight, that helps the body absorb calcium from food? vitamin c vitamin a vitamin d vitamin b

Explanation:

1. For question 16: The dermis is the inner layer of skin, composed mainly of fibrous proteins, blood vessels, and other structures embedded in connective tissue matrix.
2. For question 17: When skin is exposed to sunlight, a precursor molecule in the skin is converted to vitamin D, which facilitates intestinal calcium absorption.

Answer:

1. connective
2. Vitamin D