<span>The ischemic penumbra can maintain metabolic demand with marginal blood flow from collateral circulation for a maximum of 50% before increasing in size. A penumbra is the area where the flow of blood at about 25 - 50% can maintain normal metabolic demands for 6 - 8 hours only. When it continues to increase, the human cells will die and other neurological activity will be suspended causing the person to die slowly.</span>
The mouth, stomach, small intestine, and large intestine. Containing hydrochloric acid and digestive enzymes.
Answer:
1. C. Ecosystem
Explanation:
An ecosystem consist of living and nonliving things
Its ready to begin prophase
Answer:
C. electricity generation
Explanation:
