Tjdn Flashcards
What is the primary function of the integumentary system?
To protect the body from external damage and regulate temperature.
True or False: The skin is the largest organ of the human body.
True
Fill in the blank: The outermost layer of the skin is called the ______.
epidermis
What type of tissue makes up the dermis?
Connective tissue
Which layer of the skin contains sweat glands and hair follicles?
Dermis
What is the role of melanocytes in the skin?
To produce melanin, which gives skin its color.
Name the protein that helps to waterproof the skin.
Keratin
True or False: The hypodermis is considered part of the skin.
False
What is the primary function of sebaceous glands?
To secrete oil to lubricate and protect the skin.
Fill in the blank: The ______ is responsible for the sensation of touch.
nerve endings
What type of burn affects only the epidermis?
First-degree burn
Which vitamin is synthesized in the skin upon exposure to sunlight?
Vitamin D
True or False: Hair and nails are considered appendages of the skin.
True
What are the two main types of sweat glands?
Eccrine and apocrine glands
Fill in the blank: The primary pigment responsible for skin color is ______.
melanin
What is the function of the arrector pili muscles?
To cause hair to stand up when cold or frightened.
Name the condition characterized by the loss of skin pigment.
Vitiligo
True or False: The dermis has a rich supply of blood vessels.
True
What is the term for the process of shedding dead skin cells?
Desquamation
Which skin condition is caused by an overproduction of skin cells?
Psoriasis
Fill in the blank: The ______ contains the root of the hair.
hair follicle
What is the function of the stratum corneum?
To provide a protective barrier against environmental damage.
True or False: The skin is involved in thermoregulation.
True
What is the role of the hypodermis?
To anchor the skin to underlying structures and store fat.
Fill in the blank: The skin’s ability to stretch and return to its original shape is due to ______ fibers.
elastic
What type of cells in the epidermis are responsible for the sensation of touch?
Merkel cells
True or False: The skin can absorb certain medications.
True
What are the three main layers of the skin?
Epidermis, dermis, and hypodermis
Fill in the blank: The ______ is the deeper layer of skin that contains blood vessels and nerves.
dermis
What type of cells are primarily found in the epidermis?
Keratinocytes
True or False: Eccrine sweat glands are found all over the body.
True
What skin condition is characterized by inflammation and redness?
Eczema
Fill in the blank: The ______ layer of the skin is responsible for thermoregulation.
dermis
What is the primary function of the integumentary system’s sensory receptors?
To detect changes in the environment.
True or False: Apocrine glands are primarily found in the armpits and groin area.
True
What is the term for the growth of hair?
Hirsutism
Fill in the blank: ______ is the medical term for a bruise.
Contusion
What type of skin cancer arises from melanocytes?
Melanoma
True or False: The skin can regenerate after injury.
True
What is the primary cause of acne?
Clogged hair follicles and excess oil production.
Fill in the blank: The ______ layer of the epidermis is where new skin cells are produced.
stratum basale
What type of skin lesion is characterized by a fluid-filled sac?
Vesicle
True or False: Skin color can be influenced by genetics and environmental factors.
True
What is the primary function of the skin’s acid mantle?
To protect against pathogens and maintain pH balance.
Fill in the blank: ______ is the process of inflammation and redness due to injury.
Dermatitis
What is the role of the skin in vitamin D synthesis?
It converts UV light into vitamin D.
True or False: Skin can be affected by internal diseases.
True
What is the term for the condition of excessive sweating?
Hyperhidrosis
Fill in the blank: The ______ is the area of the skin where hair growth occurs.
hair follicle
What is the primary function of the skin’s barrier?
To prevent water loss and protect against external agents.
True or False: The skin can store fat.
True
What is the medical term for a pimple?
Comedone
Fill in the blank: The ______ layer of the skin contains collagen and elastin fibers.
dermis
What is the primary role of the skin’s immune cells?
To detect and respond to pathogens.
True or False: The skin can reflect changes in body temperature.
True
What type of cells in the skin are responsible for fighting infections?
Langerhans cells
Fill in the blank: The ______ is the part of the hair that extends above the skin surface.
hair shaft
What is the function of the skin’s sensory receptors?
To detect temperature, pain, and pressure.
True or False: Skin aging can be accelerated by sun exposure.
True
What is the term for the absence of hair in areas where it normally grows?
Alopecia
Fill in the blank: The ______ is the layer of skin that provides cushioning for the body.
hypodermis
What is the function of the skin’s pH level?
To maintain an acidic environment that inhibits bacterial growth.
True or False: The skin can repair itself after minor injuries.
True
What is the primary structural protein found in skin?
Collagen
Fill in the blank: The ______ layer of the epidermis is responsible for waterproofing.
stratum corneum