10 Questions
What is the main cell type found in the epidermis responsible for initiating immune responses?
Langerhans cells
Which mechanism helps the body maintain balance between heat produced and heat lost to the environment?
Negative feedback mechanism
What is the primary source of heat production in the body?
Skeletal muscle contraction
Which process involves the conversion of water to water vapor for heat loss?
Evaporation
Where is the temperature regulating center located in the body?
Hypothalamus
Which structure in the skin is responsible for vitamin D synthesis upon exposure to sunlight?
7-dehydrocholesterol
What type of healing occurs without scar formation and is characterized by minimal tissue damage?
Primary healing
What organ serves as a minor excretory system by eliminating sodium chloride through sweat?
Kidneys
Which part of the skin plays a significant role in sensation and perception of touch, pressure, and vibration?
Dermis
What is the primary factor determining skin color in humans?
Melanin production
Test your knowledge on cell division in the germinative layer of epidermis and various skin characteristics such as the unique patterns of fingerprints and factors affecting skin color. Learn about the replacement process of epidermis cells and the role of melanin in determining skin color.
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