The Integumentary System - Questions & Answers

HESI A2

Which of the following statements about the skin is correct?

The dermis is deep and has 2 layers

Which of the following is not found in the epidermis?

Blood vessels

Which of the following is not found in the dermis?

Langerhan cells

Apocrine sweat glands____________.

become active during puberty

Which of the following correctly describes the functions of the epidermis?

Physical barrier, biological barrier and waterproofing

Which of the following represents the correct order of the layers of the epidermis from the deepest to the most superficial layer?

Stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum

Which layer of the epidermis contains flattened polygonal cells?

Stratum granulosum

Which part of the skin contains melanocytes?

Stratum germinativum

The dark pigment which protects us from UV rays is___________.

Melanin

What connects the skin to the superficial muscles?

Hypodermis

Which of the following statements concerning eccrine sweat glands is incorrect?

They are found in auditory canal

What is the function of the ceruminous gland?

To protect the outer ear

Sebaceous glands are absent in the __________.

Palms

Fingernails are rich in a protein called ________.

Keratin

A doctor examining whether a mole has transformed into a melanoma checks for the following:

Asymmetry, border, color, diameter and evolution

People with albinism are prone to skin cancer because ___________.

they lack melanin

Which part of the body is likely to have a thin layer of stratum corneum?

Eyelid

Individuals who stay indoors may suffer deficiency of vitamin ___________.

D

The layer of skin that contains a high number of blood vessels, as well as elastic and collagen fibers is the ____________.

Dermis

Which of the following is not a function of the integumentary system?

Blood sugar regulation

Which of the following is not part of the integumentary system?

Tendons

The outermost layer of the skin is called the:

Epidermis

Which layer of the skin contains blood vessels, nerves, and sweat glands?

Dermis

What is the main function of melanin?

To protect against UV radiation

The subcutaneous layer (hypodermis) is mostly made of:

Adipose (fat) tissue

Sweat glands are important in helping the body:

Regulate temperature

Which type of sweat gland is most responsible for body odor?

Apocrine glands

Sebaceous glands secrete:

Oil (sebum)

What is the main function of the integumentary system?

Protect the body from external damage and regulate temperature

Which vitamin is synthesized in the skin when exposed to sunlight?

Vitamin D