The Body Region Where a Ciliary Escalator Helps to Sweep

question 40

Multiple Choice

The body region where a ciliary escalator helps to sweep microbes trapped in mucus away from that body site is the

• A)skin.
• B)respiratory tract.
• C)digestive tract.
• D)urinary tract.
• E)eyes.

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Definitions:

Saving

The portion of income that is not spent on consumption but is kept aside for future use, investments, or emergencies.

Disposable Income

Income remaining after deduction of taxes and social security charges, available to be spent or saved as one wishes.

Consumption Spending

The total money spent by households in an economy on goods and services.