ch 7 (red book) / cosmo Test Questions AND 100%
CORRECT ANSWERS UPDATED FOR 2025/2026.
____________ are attached to the hair follicle and produce an oily substance that lubricates the
hair and skin Sebaceous glands
which of the following statements is true of the hair bulb? it contains living cells that
form the hair strand
the __________ of the hair refers to the amount of movement or shape of the hair strand
wave pattern
which of the following is a reason why cosmetologists should have a thorough understanding of
the properties of the hair and scalp? because identifying the differences between
common and uncommon hair loss helps them better recommend hair loss treatments to clients
The ____________ is the innermost layer found in coarse hair and beard hair and is also known
as the hair's pith or core. medulla
which of the following statements is true of medium hair? it is the standard to which
other hair textures are compared to
which of the following statements best describes hair porosity? it refers to the hairs
ability to absorb moisture
, Which of the following refers to the study of the hair, including its diseases and care?
trichology
People with dry hair and scalp should __________. avoid products with high alcohol
content
Which of the following phases of the hair growth cycle refers to the brief transition period
between the hair follicle's growth and resting phases? the catagen phase
The hair's ability to stretch and return to its original length without breaking is referred to as
__________. hair elasticity
The __________ is a tube-like structure in the skin or scalp that surrounds the hair root and
anchors the hair in the skin. hair follicle
Hair with __________ has a very healthy cuticle where the scales lie flat. low porosity
Which of the following types of hair always contains a medulla? beard hair
__________ measures the number of individual hair strands on 1 square inch of scalp.
hair density
The __________ is the fibrous protein layer of the hair. cortex
The __________ is an involuntary muscle in the dermis that attaches to the hair follicle.
arrector pili muscle
CORRECT ANSWERS UPDATED FOR 2025/2026.
____________ are attached to the hair follicle and produce an oily substance that lubricates the
hair and skin Sebaceous glands
which of the following statements is true of the hair bulb? it contains living cells that
form the hair strand
the __________ of the hair refers to the amount of movement or shape of the hair strand
wave pattern
which of the following is a reason why cosmetologists should have a thorough understanding of
the properties of the hair and scalp? because identifying the differences between
common and uncommon hair loss helps them better recommend hair loss treatments to clients
The ____________ is the innermost layer found in coarse hair and beard hair and is also known
as the hair's pith or core. medulla
which of the following statements is true of medium hair? it is the standard to which
other hair textures are compared to
which of the following statements best describes hair porosity? it refers to the hairs
ability to absorb moisture
, Which of the following refers to the study of the hair, including its diseases and care?
trichology
People with dry hair and scalp should __________. avoid products with high alcohol
content
Which of the following phases of the hair growth cycle refers to the brief transition period
between the hair follicle's growth and resting phases? the catagen phase
The hair's ability to stretch and return to its original length without breaking is referred to as
__________. hair elasticity
The __________ is a tube-like structure in the skin or scalp that surrounds the hair root and
anchors the hair in the skin. hair follicle
Hair with __________ has a very healthy cuticle where the scales lie flat. low porosity
Which of the following types of hair always contains a medulla? beard hair
__________ measures the number of individual hair strands on 1 square inch of scalp.
hair density
The __________ is the fibrous protein layer of the hair. cortex
The __________ is an involuntary muscle in the dermis that attaches to the hair follicle.
arrector pili muscle
