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4.9 Respiratory System A&P

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Last updated about 4 years ago
7 questions
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We are going to watch this video once through --> https://www.youtube.com/watch?v=bHZsvBdUC2I

On the second time watching we are going to pause at important times to answer the questions below.
Question 1
1.

(Pause at 2:09)
How did humans evolve from fish to become land animals? (2-3 sentences)

Question 2
2.

(Pause at 3:52)
Why can't we just use simple diffusion to get oxygen into our bodies to survive?

Question 3
3.

(Pause at 4:36)
What is bulk flow and why is it necessary?

Definition of "bulk": in large quantities.

Question 4
4.

(Pause at 5:36)
How do the diaphram and the lungs work together to breathe?

Question 5
5.

(Pause at 6:50) What is the purpose of the epiglottis?

Question 6
6.

(Pause at 8:05)
What happens at the alveloi? How do the circulatory system and the respiratory system interact?

Question 7
7.

Exit Ticket.

After the video:
Sequence the steps of breathing in the repiratory system. In what order does oxygen travel?
Pharynx
Nasal Cavity
Alveioli
Nostril
Alveiolar Duct
Tertiary Bronchi
Trachea
Primary Bronchi
Secondary Bronchi