16 Questions
What are the 4 main responsibilities of the integumentary system?
Protection, secretion/excretion, sensation, vitamin D production
What are the 3 functions of keratin?
Tough, clear, waterproof
How is the epidermis strong if bacteria/virus adheres to it?
Stratum corneum- dead cells so the bacteria doesn’t have a host cell to survive
What are the cells of dermis and how does it relate to the dermis?
Keratinocytes and melanocytes give hair color
What is the primary function of the glycocalyx?
Cell recognition, lubrication, and adherence to other extracellular structures
Where does cellular respiration occur?
In the mitochondria
What are the 4 functions of epithelial tissue?
Protection, regulating permeability, sensation, secretion
What are the 5 functions of connective tissue?
Triglyceride storage, protection, transport, immune cell activity, structural framework
What is the primary function of loose adipose tissue?
Insulation
What is the primary fibrocyte in cartilage?
Chondrocyte
What is the ground substance of cartilage composed of?
Proteoglycans composed of protein and carbohydrates
What are the end products of aerobic cellular respiration?
Carbon dioxide, water, and ATP
What causes the smell from sweat in the apocrine gland?
Bacteria activity eating sweat components
What gland is associated with the production of milk?
Mammary gland
What causes cells to not undergo mitosis in aging, leading to thinner skin and more bruising?
Altered hormone activity
What are the 4 stimuli of the apocrine gland?
Reproduction, excitability, testosterone and estrogen level changes
Test your knowledge of the integumentary system with this quiz on the responsibilities, functions, and layers of the skin. Challenge yourself with questions about the main responsibilities of the integumentary system, functions of keratin, and layers of the epidermis.
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