What is a function of the integumentary system? (1 point)
absorbs water
O grows new tissue
O forms blood clots
• breaks down chemical bonds in food
The correct answer is:
• absorbs water
Cellulose is a type of (1 point)
• grass.
carbohydrate.
• protein.
lipid.
The correct answer is:
carbohydrate.
Animals release energy needed for growth and repair through a
(1 point)
• a series of chemical reactions during cellular respiration
• a series of chemical reactions during photosynthesis
O a series of chemical reactions that change light energy into sugars
• a series of chemical reactions that change carbon dioxide and water into sugars
The correct answer is:
• a series of chemical reactions during cellular respiration
The integumentary system has multiple functions, but one of its primary functions is to act as a barrier to protect the body from external threats. It achieves this through the following:
1. Protects against dehydration: The integumentary system helps prevent water loss by acting as a waterproof barrier, reducing the amount of water that escapes from the body.
2. Acts as a physical barrier: The skin, which is a part of the integumentary system, helps to shield the body from physical injuries, such as cuts, abrasions, and impacts.
3. Regulates body temperature: The integumentary system plays a crucial role in thermoregulation. It helps regulate body temperature by controlling the amount of heat loss and preventing overheating or excessive cooling.
4. Sensation: The skin contains a variety of sensory receptors that allow us to perceive various stimuli like touch, pressure, pain, and temperature.
5. Excretion: The integumentary system helps eliminate waste products and toxins from the body through sweat glands, which release sweat containing metabolic waste substances.
Based on the given options, none of them accurately describe a function of the integumentary system.
The integumentary system is responsible for protecting our body from the external environment. One of its main functions is to form a physical barrier against pathogens, UV radiation, and chemicals. However, among the options you provided, none is the correct answer.
To find the correct function of the integumentary system, we can look it up in a reliable source like a biology textbook or medical website. Let's use a search engine to find this information:
1. Open a web browser.
2. Go to your preferred search engine (e.g., Google, Bing).
3. Enter "function of the integumentary system" in the search bar and press Enter.
The search results should provide you with various sources explaining the functions of the integumentary system. Common functions include:
- Protection: The skin acts as a physical barrier, protecting the body from pathogens, UV radiation, and chemicals.
- Sensation: The skin contains numerous nerve endings that allow us to feel touch, pressure, heat, cold, and pain.
- Regulation: The integumentary system helps regulate body temperature through processes like sweating and blood flow control.
- Excretion: Sweat glands in the skin excrete waste materials like water, salts, and small amounts of urea.
- Vitamin D synthesis: The skin plays a role in the production of vitamin D when exposed to sunlight.
These are some examples of functions performed by the integumentary system. Remember to always consult reliable sources to get accurate and detailed information.