Exam 5: The Integumentary System

The ends of fingers and toes are protected from mechanical injury by ____________________.

Sunlight on the skin stimulates production of vitamin ____________________, which is important for the absorption of ____________________ from food.

Prevention of the entry of pathogens is a function of the stratum ____________________ of the epidermis.

The function of melanin is to protect living skin layers from more:

The activity of melanocytes is determined by:

The stimulus for the production of vitamin D in the skin is:

A warm environment stimulates ____________________ in the dermis in order to ____________________ heat.

Melanocytes produce ____ when stimulated by ____.

Human hair has an insulating function for the ____________________.

The cutaneous receptors for pain are:

Which statement is NOT true of the integumentary system?

The living part of a nail is the ____________________.

The shaft of a hair is made of ____________________.

In the skin, mitosis takes place continuously in the:

The protein in the epidermis that prevents water loss is:

Drying of the skin and hair is prevented by:

The structure in which a hair grows is called a ____________________, and the process by which a hair grows is ____________________.

Vasodilation in the dermis is important to ____________________ heat in a ____________________ environment.

The subcutaneous tissue layer is also called the ____________________.

The dermis is the ____ layer of the skin and is made of ____ tissuE.