Ch 3: histology and physiology of the skin (2025)
Exam Questions And Answers Solved 100% Correct!!
what layer of the skin do estheticians work on? - (ANSWER)Epidermis
a tan is from UV rays increasing the amount of ______ in the skin -
(ANSWER)Melanin
what causes wrinkles from UV damage? - (ANSWER)loss of collagen and elastin
strength
UAB (burning rays) can cause what? - (ANSWER)tanning, cancer, aging
what term refers to the study of the structure and composition of the skin tissue?
- (ANSWER)Skin histology
what are the building blocks of body tissue? - (ANSWER)Protiens
what is a characteristic of healthy skin? - (ANSWER)slightly acidic
what forms peptides? - (ANSWER)amino acids
If amino acids form peptides, what do peptides form - (ANSWER)Protiens
,T or F: Skin histology is the study of the structure and composition of the skin
tissue - (ANSWER)True
T or F: The building blocks of body tissue are fats - (ANSWER)False. Protiens are
the building blocks
T or F: Healthy skin is highly acidic - (ANSWER)False. The skin is slightly acidic
T or F: Hormones, growth factors, and other biochemicals control the skin's
intricate functions - (ANSWER)True
T or F: Appendages of the skin include hair, nails, sweat glands, and oil glands -
(ANSWER)True
T or F: Skin is thickest on the knees and elbows - (ANSWER)False. Skin is the
thickest on the palms and soles of feet.
T or F: Skin is also known as the integumentary system - (ANSWER)True
T or F: Skin is the largest organ in the body - (ANSWER)True
T or F: Follicles are sweat gland openings - (ANSWER)False. Follicles are tubelike
depressions with oil glands attached to them.
, T or F: Evaporation causes transepidermal water loss - (ANSWER)True
T or F: Oil comprises about 50 to 70 percent of the skin - (ANSWER)False. the skin
is approximately 50-70% water
T or F: the average pH of the acid mantle is 2.5 - (ANSWER)False. the average pH
of the acid mantle is 5.5
T or F: Lymph is oil that provides protection for the epidermis from external
factors and that lubricates the skin. - (ANSWER)False. sebum is oil that provides
protection for the epidermis from external factors and that lubricates the skin.
T or F: The body perspires to protect us from overheating - (ANSWER)True
T or F: Proteins and peptides trigger the intercellular matrix and cells to
rejuvenate - (ANSWER)False. Protein and peptides trigger fibroblasts and cells to
rejuvenate.
T or F: The six primary functions of the skin are protection, sensation, heat
regulation, excretion, secretion, and absorption. - (ANSWER)True.
As Sven reviews the ingredients and their potential benefits, he remembers his
esthetics training and the importance of studying the physiology and histology of
the skin. For example, Sven recalls that _____.
Exam Questions And Answers Solved 100% Correct!!
what layer of the skin do estheticians work on? - (ANSWER)Epidermis
a tan is from UV rays increasing the amount of ______ in the skin -
(ANSWER)Melanin
what causes wrinkles from UV damage? - (ANSWER)loss of collagen and elastin
strength
UAB (burning rays) can cause what? - (ANSWER)tanning, cancer, aging
what term refers to the study of the structure and composition of the skin tissue?
- (ANSWER)Skin histology
what are the building blocks of body tissue? - (ANSWER)Protiens
what is a characteristic of healthy skin? - (ANSWER)slightly acidic
what forms peptides? - (ANSWER)amino acids
If amino acids form peptides, what do peptides form - (ANSWER)Protiens
,T or F: Skin histology is the study of the structure and composition of the skin
tissue - (ANSWER)True
T or F: The building blocks of body tissue are fats - (ANSWER)False. Protiens are
the building blocks
T or F: Healthy skin is highly acidic - (ANSWER)False. The skin is slightly acidic
T or F: Hormones, growth factors, and other biochemicals control the skin's
intricate functions - (ANSWER)True
T or F: Appendages of the skin include hair, nails, sweat glands, and oil glands -
(ANSWER)True
T or F: Skin is thickest on the knees and elbows - (ANSWER)False. Skin is the
thickest on the palms and soles of feet.
T or F: Skin is also known as the integumentary system - (ANSWER)True
T or F: Skin is the largest organ in the body - (ANSWER)True
T or F: Follicles are sweat gland openings - (ANSWER)False. Follicles are tubelike
depressions with oil glands attached to them.
, T or F: Evaporation causes transepidermal water loss - (ANSWER)True
T or F: Oil comprises about 50 to 70 percent of the skin - (ANSWER)False. the skin
is approximately 50-70% water
T or F: the average pH of the acid mantle is 2.5 - (ANSWER)False. the average pH
of the acid mantle is 5.5
T or F: Lymph is oil that provides protection for the epidermis from external
factors and that lubricates the skin. - (ANSWER)False. sebum is oil that provides
protection for the epidermis from external factors and that lubricates the skin.
T or F: The body perspires to protect us from overheating - (ANSWER)True
T or F: Proteins and peptides trigger the intercellular matrix and cells to
rejuvenate - (ANSWER)False. Protein and peptides trigger fibroblasts and cells to
rejuvenate.
T or F: The six primary functions of the skin are protection, sensation, heat
regulation, excretion, secretion, and absorption. - (ANSWER)True.
As Sven reviews the ingredients and their potential benefits, he remembers his
esthetics training and the importance of studying the physiology and histology of
the skin. For example, Sven recalls that _____.
