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Svetllana [295]
4 years ago
7

Help please.................

Biology
1 answer:
Temka [501]4 years ago
4 0
<span>The core is surrounded by a silicate mantle that formed many of the tectonic and volcanic features on the planet, but now appears to be dormant. Besides silicon and oxygen, the most abundant elements in the Martian crust are iron, magnesium, aluminum, calcium, and potassium.</span>
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​when stressed, the body's _____ response prepares it for quick action by pumping more blood to the legs and arms, tensing muscl
alexandr402 [8]
The correct answer is fight or flight.
The fight or flight response also called acute stress response, is a physiological response to a perceived attack, threat or in general any stressful event. This reaction consists the first stage of the general adaptation syndrome, which is the mechanism that regulates the response to stressful situations.

This response consists of an activation of the autonomic nervous system and a cascade of hormones, including catecholamines, cortisol, estrogen, testosterone, and dopamine. This hormonal cascade results in many physiological changes which prepare the body for action.
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4 years ago
_____ recognized the vital role of the internal environment and suggested that the objective of mechanisms within the body is to
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Robert hook is the one recognized vital role of the in internal environment and observers
5 0
3 years ago
The division of the autonomic nervous system that is short‐lived and very localized is.
Kipish [7]

The division of the autonomic nervous that is short-lived and very localized is parasympathetic system.

What is nervous system?
The nervous system includes the brain, spinal cord, and a complex network of nerves. This system sends messages back and forth between the brain and the body. The brain is what controls all the body's functions. The spinal cord runs from the brain down through the back. The parasympathetic nervous system predominates in quiet “rest and digest” conditions while the sympathetic nervous system drives the “fight or flight” response in stressful situations.

The main purpose of the PNS is to conserve energy to be used later and to regulate bodily functions like digestion and urination.

To learn more nervous system, click the link below:
brainly.com/question/12961611
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7 0
1 year ago
Which of the following is not true concerning the layers of the Earth?
MariettaO [177]
(C.) The layers of the Earth are uniform in thickness

This is untrue. The mantle is far large than the crust and there are other large size differences.
7 0
3 years ago
Read 2 more answers
What type of social problems were there during the industrial revolution?​
Ray Of Light [21]

How the industrial revolution raised the quality of life for workers and their families

Sections.

  • An Increase in Real Wages.
  • Untenable Arguments.
  • Technological unemployment and underemployment.
  • Pollution and Urban Conditions.
  • Child Labor.
  • Capitalism and “the spirit of the age”
  • Government Intervenes.

Explanation: say thanks to google

8 0
3 years ago
Read 2 more answers
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