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Why do we consider blood vessel diameter to be the most important factor affecting blood pressure.

Name this structure (43)

1. Name this structure (14) 2. Name this structure (15) 3. Name this structure (16)

1. Name this structure of the lung (4)  2. Name this structure (5) 3. Which lung has two lobes? 

1. Name this cartilage (20) 2. Name this cartilage (21)

The opposite of perfusion is ischemia. If tissues are ischemic it could lead to:

Select all that apply: On myocardial cells we expect to find?

When we exercise our heart rate goes up. Why does this happen? be complete in your answer, I’m looking for you to demonstrate what you learned. Start with what’s happening in the muscles cells and go from there.  

Which of the following is NOT one of the three (3) main factors influencing resistance to blood flow?

Select all that apply: Which differences between cardiac muscle tissue and skeletal muscle tissue are true?.