BSC2346 Human Anatomy and Physiology I
Module 02 Quiz
Question 1
Hair and nails are mainly composed of what substance?
Answers:
Collagen fibers
Melanocytes
Elastic fibers
Keratin
Question 2
Which choice is NOT true about the epidermis?
Answers:
It contains blood vessels and is considered highly vascularized
There are multiple layers of living and dead cells
It is constantly flaked/scraped off
Melanin is secreted within it
Question 3
Which of the following choices makes up the majority of the dermis and contains glands, hair follicles, and muscular tissue?
Answers:
Reticular layer
Papillary layer
Stratum basale
Hypodermis
Question 4
Which type of gland is responsible for secreting an oily substance that helps to lubricate and soften the skin and hair?
Answers:
Apocrine gland
Sebaceous gland
Ceruminous gland
Eccrine gland
Question 5
Which skin layer is the most superficial?
Answers:
Hypodermis
Stratum corneum
Stratum basale
Papillary layer
Question 6
Melanoma is the most treatable and curable of the types of skin cancer.
Answers:
True
False
Question 7
What is NOT true of keratinocytes?
Answers:
They have a 3-4 month life cycle
Cell production of keratinocytes can be accelerated in areas of consistent friction
They secrete a waxy protein called keratin
They are the main cell of the epidermis
Question 8
What is NOT a complication of burns?
Answers:
Decreased function of immune system
Loss of bodily fluids
Circulatory shock
Infection
Question 9
Which layer of skin is the outer most layer and contains dead cells that are filled with keratin?
Answers:
Stratum corneum
Stratum granulosum
Stratum basale
Stratum spinosum
Question 10
What structure and/or substance is NOT found within the dermis?
Answers:
Keratin
Sweat glands
Nerve tissue
Blood vessels
Question 11
Which type of burn affects the epidermis and dermis and commonly results in blisters?
Answers:
Second degree
Third degree
First degree
Full thickness
Question 12
Which of the following is the most common type of skin cancer?
Answers:
Melanoma
Cuboidal cell carcinoma
Basal cell carcinoma
Squamous cell carcinoma
Question 13
Which choice is true of collagen fibers?
Answers:
They create the dermal papillae
They provide an ability of the skin to stretch and retain its shape
They are found in the epidermis
They provide structural support to the integument
Question 14
Extensions of dermis up into the epidermis that are responsible for fingerprints are called:
Answers:
Flexure lines
Dermal papillae
Friction ridges
Reticular layer
Question 15
The dermis is composed of which of the following two layers?
Answers:
Reticular and papillary layers
Papillary and fibrous layers
Ceruminous and papillary layers
Reticular and fibrous layers
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