Excretory System Overview

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Questions and Answers

What is the function of sebaceous glands in the integumentary system?

  • Produce melanin for skin color and UV protection
  • Produce sebum to moisturize and protect the skin (correct)
  • Produce keratinized filaments for protection
  • Produce sweat to regulate body temperature

Which layer of the skin contains blood vessels, nerve endings, hair follicles, and sweat glands?

  • Epidermis
  • Hypodermis
  • Dermis (correct)
  • Keratinocyte layer

What is the main function of nails in the integumentary system?

  • Produce melanin for skin color
  • Enhance fine motor skills (correct)
  • Protect against pathogens
  • Regulate body temperature

What is the primary function of the hypodermis (subcutaneous tissue) in the integumentary system?

<p>Acts as insulation and energy storage (C)</p> Signup and view all the answers

Which component of the integumentary system provides a physical barrier against pathogens, UV radiation, and environmental stressors?

<p>Skin (D)</p> Signup and view all the answers

What is the role of sweat glands in temperature regulation within the integumentary system?

<p>Release perspiration for evaporative cooling (C)</p> Signup and view all the answers

Which cell type in the epidermis produces melanin for skin color and UV protection?

<p>Melanocytes (D)</p> Signup and view all the answers

What is the main purpose of hair in the integumentary system?

<p><strong>Protect</strong> against pathogens, insulation, and sensory functions. (D)</p> Signup and view all the answers

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