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Xiong Thao
Physiology Study Stack Week 7-13
| Question | Answer |
|---|---|
| What is true of an action potential? | The outside of the plasma membrane is negatively charged, and the inside is positively charged. |
| Two neurotransmitters with distinct functions: | Norepinephrine and acetylcholine |
| What is the olfactory nerve responsible for: | Sense of smell |
| What are the two major branches of the autonomic nervous system? | Sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS) |
| A neurotransmitter that sends signals between nerve cells, playing a key role in muscle movement, memory, and thinking. | Acetylcholine |
| Parasympathetic stimulation has no effect on any of the following areas except: | Sweat glands |
| What cells help stop the bleeding when injured? | Platelet |
| The mechanisms of which three hormones work together to regulate blood volume? | Aldosterone, ANH, and ADH |
| At what age, does the fetal heart rate begin at what age? | 4 weeks old |
| Powerful poison that acts directly on cells and quickly kills it? | Lymphotoxin |