BIOD 151-Module 2 exam-with 100% verified answers-2022
M2: Exam- Requires Respondus LockDown Browser
How many lobes does the right human lung have? Your Answer:
Three lobes.
Three Lobes
Air and food pass i
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BIOD 151-Module 2 exam-with 100% verified answers-2022
M2: Exam- Requires Respondus LockDown Browser
How many lobes does the right human lung have? Your Answer:
Three lobes.
Three Lobes
Air and food pass in which one of the following areas:
Trachea
Nasopharynx
Oropharynx
Alveoli
Rings of cartilage line much of the respiratory tract. In which of one the following would cartilage NOT be found?
Trachea
Larynx
Bronchi
Alveoli
Label the following five items from the diagram:
Label B- Label D- Label E- Label F- Label G-
Your Answer:
Label B- Oral Cavity Label D - Epiglottis Label E- Glottis Label F- Trachea Label G- Esophagus
Label B- Oral Cavity Label D- Epiglottis Label E- Glottis Label F- Trachea Label G- Esophagus
Note: Essay answers must clearly be in your own words.
Explain what happens to the epiglottis during swallowing. Why? Your Answer:
When we swallow the epiglottis moves to block the entrance of food particles into our larynx and lungs. The muscles of the larynx pull upward to assist with this movement. They tightly close during swallowing. This prevents food from entering our lungs.
The trachea is closed by the epiglottis. The epiglottis moves inferiorly, covering the trachea. This is to prevent food or liquid from entering the lungs.
Note: Essay answers must clearly be in your own words.
Explain at least two differences between Type I and Type II alveolar cells. Your Answer:
The type I cells is a complex branched cell with multiple cytoplasmic plates that are greatly attenuated and realatively devoid of organelles. Type I cells the very thin simple squamous epithelium of the alveoli junction with capillaries. Make up roughly 95 % of aleveolar epithelial cells.
CONTINUED........
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