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Which of the following is NOT part of the conduction system of the heart?

Select all that apply: under which circumstances would pre-capillary sphincters open and allow increased blood flow into the tissues?

1. Name this structure (24) 2. Name this structure (25)  3. Name this specific region of the small intestine (26)

During ventricular filling:

When your scared (a lion walks in the door)

7) Name the structure 8) Name this region (be specific) 9) Name this region (be specific)  

in the capillary beds fluid from the blood is pushed (filtered) into the tissues, what force works to draw blood back into the capillaries?

The vessels that drain blood flow away from capillary beds are called:

1. Name this region (1) 2. Name this region (2) 3. Name this region (3)  

Occlusion of blood vessels tends to lead to inadequate blood flow to the downstream tissues. What do you expect to happen to the capillaries in these tissues?