________ are molecules that prevent damage to our cells by stopping the destructive effects of free radical formation.
Fill in the blank(s) with the appropriate word(s).
Antioxidants
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A mild brain injury is commonly known as a(n) ________.
A. ischemic attack B. hemorrhage C. blood clot D. concussion
Matching
A) Bradycardia B) Cardiac reserve C) Tachycardia D) Vagal tone 18) Heart rate at rest under both autonomic divisions signaling. 19) An abnormally fast heart rate. 20) An abnormally slow heart rate. 21) Difference between resting and maximal cardiac output.
What part of the nervous system regulates the smooth and the cardiac?
A. PNS B. CNS C. Somatic Nervous system D. Autonomic nervous system
Some of the phospholipids of the cell membrane are hydrophilic. What does that mean??
A) ?They attract water. B) ?They repel water. C) ?They alternate between attracting and repelling water.