Match the structure to the number in the diagram. Make sure all numbers are correctly labeled. Fill in the table with the structure name and function. Turn in your homework with the worksheet.
Structure Number Structure Name Function
1
2
3
4
5
6
7
8
9
10
11
Answer the following questions:
1) What keeps food from going down our windpipe?
2) What role do red blood cells play in respiration?
3) How are plants our partners in breathing?
4) What is the purpose of the mucus in your nose?
5) How is the respiratory system linked to the cardiovascular system?
Complete
the following statements by inserting one of the words below in the answer
blanks.
cartilage moisten pressure voice box
filter nostrils speak warm
larynx pharynx vocal
cords
Air enters the nasal cavity of the
respiratory system through the _________.
The nasal cavity has several functions.
The major functions are to ______________, ________________, and
________________ the incoming air. The
passageway common to the digestive and respiratory systems, the
________________, is often called the throat; it connects the nasal cavity with
the _____________ below. Reinforcement
of the trachea with ________________ rings prevents its collapse during
_______________ changes that occur during breathing. The larynx or __________________ is built
from cartilage. Within the larynx are
the _______________________, which vibrate with exhaled air and allow an
individual to ________________.
The figure below is a sagittal view of the upper
respiratory structures. Correctly
identify all structures listed below.
nasal
cavity vocal
cords trachea
pharynx oral cavity epiglottis
larynx esophagus
Using the key choices, select terms identified
in the following descriptions by inserting the appropriate term in the answer
blanks.
Key Choices:
A.
alveoli D. esophagus G. trachea
B.
bronchioles E. pleura
C.
epiglottis F. bronchi
_____ 1. Smallest respiratory passageways.
_____ 2. Food passageway posterior to the trachea.
_____ 3. Closes off the larynx during swallowing.
_____ 4. Windpipe
_____ 5. Actual site of gas exchanges.
_____
6. Membrane that lines the
thoracic cavity and covers the surface of the lungs.
_____ 7. Tube that enters the right and left lungs.
The figure below illustrates the gross anatomy of the lower respiratory
system. Label the areas/structure listed
below.
larynx pleural
space lower
lobe of right lung
trachea diaphragm bronchioles
right bronchus upper lobe of right lung
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