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What is the leaf like structure which prevents the entry of food into the respiratory passages?
Wiki User
∙ 12y ago
The epiglottis is the structure that prevents the entry of food into the respiratory system. It is made of connective tissue.
Wiki User
∙ 8y ago
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What is epoglotis?
it is a cartilagenous structure which prevents entry of materials from digestive tract from respiratory tract.When we open mouth it close.
Where is the portal entry for influenza is?
The respiratory tract (sytem)
What is a portal of entry for pathogens?
mucous membranes of the respiratory tract
What layer of skin if unbroken prevents the entry of most pathogens?
stratum corneum
What is the beginning of the respiratory system?
nose(nostrils) the first point of air entry.
What are the ports of entry on microbiology?
Ports of entry for micro organisms into the body of the host are several. It can be through intact skin, broken skin like in wounds, mucous membranes, air passages
Why are the digestive and respiratory systems often the sites of entry for pathogens?
Diffusion take place in these systems.
Respiratory therapy is doctor or nurse?
Typically, a respiratory therapist entry level position requires an associates or bachelor's degree in respiratory therapy. There are no doctorate degrees in this field, however some do pursue higher degrees in related fields. A nurse is not a respiratory therapist.
Describe the barriers to entry to a market and explain how they affect market structure?
Barriers to entry vary between markets. Some barriers to entry include money, governmental regulations and competitors. Most businesses will structure their businesses to exploit barriers to entry and make it hard for others entering to compete.
What functions as a protective covering that resists harmful substances and organisms and prevents extreme water loss?
Skin, or the integumentary system, acts as a protective covering that prevents the entry of harmful substances and organs, and prevents extreme water loss.
The maximum number of entry points that any programming structure can have is?
One
What market structure is free from barriers to entry and exit?
Perfect competition
