The correct answer is sympathetic nervous system.
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The sympathetic nervous system is a component of the autonomic nervous system, together with the parasympathetic system. Their functions are opposite but coordinate to maintain homeostasis. The sympathetic system has a role to control the body's response during perceived threat (fight and flight reactions). According to this, it dilates the pupils, contracts the muscles, increases heart rate...</span>
After the action potential passes through an axon, gated potassium channels open and allows potassium ions to flow out.
Answer:
Skeletal system provide strength and protection to heart and also produces essential blood cells such as RBC and WBC
Explanation:
All organ systems in our body work in co-ordination with each other. Skeletal system comprised of bones and cartilages while cardiovascular system comprises of hearts, blood and blood vessels. Firstly the skeletal system protects the heart and also assists in its pumping along with muscle. Secondly, the blood cells such as RBC and WBC are circulated by the blood throughout the body. However these cells are produced in the bone marrow (inside the bones)
The answer Is B good Luck
-They ignore historical evidence showing how present-day arrangements contrast with earlier social arrangements
- They direct attention away from current social inequalities, insisting that these inequalities are so deeply rooted that attempting to change them would be impossible.
-They ignore variations in social arrangements in other present-day societies, which show that social life may be organized differently
