Skin MCQs With Answers: Multiple Choice Questions On Skin
These skin MCQs with answers which include multiple-choice questions on the skin will test your knowledge on the layer of protection that keeps your precious body from harm in everyday life; your skin! The skin is the biggest organ of the body. It also has an effect on how we look. What do you know about the science behind the organ? Let’s find out! Don't forget to share this quiz with your friends so they can learn about the skin as well!
- 1.The layer of the epidermis that contains melanocytes is the
- A.
Stratum basale
- B.
Stratum lucidum
- C.
Stratum spinosum
- D.
Stratum corneum
- E.
Stratim granulosum
- 2.Most body odor is the result of bacterial metabolism of the secretions produced by _____ glands.
- A.
Apocrine sweat
- B.
Ceruminous
- C.
Merocrine sweat
- D.
Sebaceous
- E.
Eccrine sweat
- 3.The fibrous protein that is responsible for the strength and water resistance of the skin surface is
- A.
Keratohyalin
- B.
Eleidin
- C.
Collagen
- D.
Elastin
- E.
Keratin
- 4.The layer of the skin that provides protection against bacteria, as well as chemical and mechanical injuries is the
- A.
Epidermis
- B.
Dermis
- C.
Sebum layer
- D.
Subcutaneous layer
- 5.When the body temperature rises above normal
- A.
Blood flow to the skin decreases
- B.
Melanocyte activity increases
- C.
Vasoconstriction occurs
- D.
Blood flow to the skin increases
- E.
Sweat gland activity decreases
- 6.The macrophages found in the epidermis are the
- A.
Squamous cells
- B.
Merkel cells
- C.
Basal cells
- D.
Langerhans cells
- E.
Melanocytes
- 7._________ glands discharge an oily secretion into fair follicles.
- A.
Apocrine sweat
- B.
Merocrine sweat
- C.
Mammary
- D.
Ceruminous
- E.
Sebaceous
- 8.The _____ are the most abundant cells in the epidermis
- A.
Langerhans cells
- B.
Keratinocytes
- C.
Melanocytes
- D.
Adipocytes
- E.
Merkel Cells
- 9.Contraction of the arrector pili muscles cause
- A.
"goose bumps"
- B.
Sweat to be released from sweat glands
- C.
Hair to be shed
- D.
The skin to change color
- 10.The _______ contains the cells that are undergoing mitosis.
- A.
Stratum granulosum
- B.
Stratum corneum
- C.
Stratum spoinosum
- D.
Stratum lucidum
- E.
Stratum basale
- 11.Protective functions of the skin include all of the following except protection
- A.
Of the joints
- B.
Against infections
- C.
Against harmful chemicals
- D.
Against water loss
- 12.Hair follicles and fingernails originate in the _____ but are actually derived from ______ tissue.
- A.
Subcutaneous layer; connective
- B.
Dermis; subcutaneous
- C.
Dermis; spidermal
- D.
Epidermis; dermal
- 13.Most of the body heat is produced by
- A.
The hypothalamus
- B.
The blood vessels
- C.
Contraction of skeletal muscles
- D.
Contraction of cardiac muscles
- 14.Usually a decrease in the amount of oxygen in the blood will result in ____ of the skin
- A.
Cyanosis
- B.
Jaundice
- C.
Paleness
- D.
Flushing
- 15.The skin is able to synthesize Vitamin D when exposed to sunlight.
- A.
True
- B.
False
- 16.Keratin is the skin pigment that protects it against ultraviolet light.
- A.
True
- B.
False
- 17.Both the epidermis and the dermis are continually shed and regenerated.
- A.
True
- B.
False
- 18.The epidermis contains sensory receptors.
- A.
True
- B.
False
- 19.Skin color is basically determined by the amount of melanin in the skin.
- A.
True
- B.
False
- 20.The sebaceous gland produces a waxy secretion in the external ear canal.
- A.
True
- B.
False
- 21.The most numerous and widespread sweat glands in the body are the apocrine sweat glands.
- A.
True
- B.
False
- 22.The blood vessels in the skin dilate when the body needs to conserve heat to maintain the body temperature.
- A.
True
- B.
False
- 23.Second-degree burns are less severe than first-degree burns and are not as painful.
- A.
True
- B.
False
- 24.The amount of blood flow through the skin can influence skin color.
- A.
True
- B.
False
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