Answer:
Sympathetic Nervous System.
Explanation:
Sympathetic nervous system is one of the parts of Autonomic nervous system and the other part is Parasympathetic nervous system.
As a whole the autonomic nervous system controls the unconscious responses of our body.
The main function of the Sympathetic nervous system is to stimulate the 3F response of the body. Here 3F refers to Fight, Flight and Freeze. Adrenal gland is stimulated by this system which secretes adrenaline. Due to the effect of adrenaline heart neat increases, blood pressure increases, pupils dilate, sweat glands are activated, peristalsis in the gut is inhibited, and kidney secretion increases.
B) lake
Explanation:
A lake is natural body of still fresh or salt water usually found inland and sometimes in mountain regions. They are larger and deeper than ponds in all proportions.
- A lake can be viewed as body of water surrounded by land.
- Most lakes are usually internal drainage basins that collects water from rivers the feeds and empties into them.
- Example is Lake chad.
- Rivers do not go out of lakes, they are fed by rivers.
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Lake practices brainly.com/question/3817191
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It is very interesting how photosynthesis and cellular respiration<span> help each other.</span>
