Anatomy and phisology 2 lab work sheet for straighterline school
Lab 13 The Respiratory System BIO202L
Student Name: Click here to enter text.
Access Code (located on the lid of your lab kit): Click here to enter text.
Pre-Lab Questions
1. Name two functions of the nasal cavity mucosa.
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2. Why is the trachea reinforced with cartilaginous rings?
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3. Describe the path a molecule of oxygen takes to get to body tissue, starting with the nares.
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4. What is asthma?
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Experiment 1: Microscopic Anatomy of the Respiratory System
Table 1: Experimental Observations
Respiratory Image
Description of Visible Structure(s)
Trachea
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Lung
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Post-Lab Questions
1. Label the arrows in the slide images below.
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B- Click here to enter text.
C- Click here to enter text.
D- Click here to enter text.
E- Click here to enter text.
F- Click here to enter text.
G- Click here to enter text.
H- Click here to enter text.
2. What structural features of alveoli make them an ideal place for gas exchange?
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3. Why is mucus present in the trachea?
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4. What is the specific function of the cilia on the walls of the trachea?
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Experiment 2: Virtual Model The Respiratory System
Insert screenshot of the epiglottis:
Insert screenshot of the middle lobe of the lung:
Insert screenshot of the nasal caviy:
Post-Lab Questions
1. How many diaphragm(s) exist in the human body?
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2. Does deoxygenated blood become oxygenated in the upper respiratory tract, the lungs, or the diaphragm?
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3. Is the trachea superior or inferior to the diaphragm?
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4. Which component is more medial: the right lung or the tracheal bifurcation?
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5. What is the most inferiorly located organ of the respiratory system?
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Experiment 3: Understanding Lung Mechanics
Table 2: Understanding Lung Mechanics Observations
Squeezed Bottle Observations (Step 3)
Released Bottle Observations (Step 4)
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Post-Lab Questions
1. What happens to the balloon? Why?
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2. What would happen if the seal at the base of the bottle leaked?
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3. What causes a collapsed lung?
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4. Is a collapsed lung functional? Why or why not?
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Experiment 4: Spirometry
Patient A
Table 1: Patient A Spirometry Data
Predicted Values
Resting Value
Exercise Value
FVC
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FEV1
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FEV1/FVC
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Observations of spirometry graph shapes: Click here to enter text.
Patient B
Table 2: Patient B Spirometry Data
Predicted Values
Resting Value
Exercise Value
FVC
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FEV1
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FEV1/FVC
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Observations of spirometry graph shapes: Click here to enter text.
Patient C
Table 3: Patient C Spirometry Data
Predicted Values
Resting Value
Exercise Value
FVC
C
Observations of spirometry graph shapes: Click here to enter text.
Patient D
Table 4: Patient D Spirometry Data
Predicted Values
Resting Value
Exercise Value
FVC
