Textbook Question
Which of the following is not a function of the integument?
a. Protection from mechanical trauma
b. Thermoregulation
c. Protection from acid-base imbalances
d. Vitamin D synthesis
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Ch. 5 The Integumentary System
Amerman2nd EditionHuman Anatomy & PhysiologyISBN: 9780136873822
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Table of contents
- Ch. 1 Introduction to Anatomy and Physiology26
- Ch. 2 The Chemistry of Life38
- Ch. 3 The Cell55
- Ch. 4 Histology47
- Ch. 5 The Integumentary System30
- Ch. 6 Bones and Bone Tissue36
- Ch. 7 The Skeletal System40
- Ch. 8 Articulations19
- Ch. 9 The Muscular System36
- Ch. 10 Muscle Tissue and Physiology29
- Ch. 11 Introduction to the Nervous System and Nervous Tissue28
- Ch. 12 The Central Nervous System42
- Ch. 13 The Peripheral Nervous System41
- Ch. 14 The Autonomous Nervous System and Homeostasis31
- Ch. 15 The Special Senses39
- Ch. 16 The Endocrine System42
- Ch. 17 The Cardiovascular System I: The Heart30
- Ch. 18 The Cardiovascular System II: The Blood Vessels43
- Ch. 19 Blood32
- Ch. 20 The Lymphatic System and Immunity45
- Ch. 21 The Respiratory System27
- Ch. 22 The Digestive System27
- Ch. 23 Nutrition and Metabolism7
- Ch. 24 The Urinary System39
- Ch. 25 Fluids, Electrolytes, and Acid-Base Homeostasis39
- Ch. 26 The Reproductive System10
- Ch. 27 Development and Heredity5
Chapter 5, Problem 1
Explain why the skin is an organ.
Verified step by step guidance1
Define what an organ is: An organ is a structure composed of two or more types of tissues that work together to perform specific functions.
Identify the types of tissues present in the skin: The skin contains epithelial tissue (epidermis), connective tissue (dermis), muscle tissue (arrector pili muscles), and nervous tissue (sensory receptors).
Explain the functions of the skin: The skin performs multiple functions, such as protection against pathogens, regulation of body temperature, sensation, and synthesis of vitamin D.
Highlight the integration of tissues: The various tissues in the skin work together to carry out its functions. For example, sensory receptors in the nervous tissue detect stimuli, while the epithelial tissue provides a protective barrier.
Conclude why the skin qualifies as an organ: Since the skin is composed of multiple tissue types that collaborate to perform essential functions, it meets the criteria of an organ.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Definition of an Organ
An organ is a collection of tissues that work together to perform specific functions within an organism. In humans, organs are part of organ systems that contribute to overall bodily functions. Understanding this definition is crucial to recognizing how the skin fits into the broader category of organs.
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Guided course
02:22
Levels of Organization Example 1
Structure of the Skin
The skin is composed of multiple layers, including the epidermis, dermis, and subcutaneous tissue, each with distinct functions. This complex structure allows the skin to protect the body, regulate temperature, and provide sensory information. Recognizing the skin's layered architecture is essential for understanding its role as an organ.
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Functions of the Skin
The skin serves several vital functions, including protection against pathogens, regulation of body temperature, and sensation. It acts as a barrier to external elements and plays a role in immune response. Understanding these functions highlights the skin's importance as an organ in maintaining homeostasis and overall health.
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Related Practice
Textbook Question
Which of the following correctly describes the structure of the skin?
a. It consists of the superficial epidermis, middle dermis, and deep hypodermis.
b. It consists of the superficial epidermis and deep dermis.
c. It consists of the superficial dermis and deep epidermis.
d. It consists of the superficial dermis and deep hypodermis.
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Textbook Question
Nguyen comes to your clinic with a mole that has recently changed in appearance. You examine the mole and note that its borders are irregular, it has a deep blue-black color, and the color is unevenly distributed throughout the mole.
What is your immediate concern? Why?
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