1) true
2) false
3) true
4) true
5) testosterone
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7) false
8)true
The sa node <u>spontaneously</u> fires at regular intervals.
<h3>What is SA node?</h3>
SA node; an accronym for sinoatrial node is a mass of specialized issue situated in the heart; specifically in the right upper chamber of the heart.
This sinoatrial node help the heart generates electrical stimulus regularly usually between 60 to 100 times per every minutes
<h3>What is heart?</h3>
The heart is a muscular organ and the only organ in the known which helps to pump blood to various parts of the body
- Helps in the mentenance of blood pressure
- It helps to pump oxygenated blood
- It helps to transfer hormones
- Helps to receive deoxygenated blood as well
Learn more about SA node of the heart:
brainly.com/question/9058294
Answer:
After being robbed at gunpoint at night, Chelsea is anxious and is afraid to leave her house after dark. Chelsea is experiencing symptoms of ___________.
Explanation:
<u>Hoplophobia</u> <em>is a specific phobia in which the person experiences an unusual, exacerbated and unfounded fear of weapons in general or specifically of firearms.
</em>
<em>As expected given the nature of this fear, hoplophobia carries with it a series of behavioral symptoms.</em> This behavioral symptomatology manifests itself through avoidance and escape behaviors, in this way they manage to avoid the anguish and anxiety generated by the situation.
<u><em>The answer is</em></u>: <u>Hoplophobia</u>.
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