According to the bell magendie law, " the ventral spinal roots transmit motor impulses and the posterior roots sensory impulses,which establish a major landmark in the history of neuroscience."
The nature and physiology of the phenomena were described independently by sir charles bell , he is British anatomical scientist and french physiologist francois magendie after that Johannes peter muller confirmed it.
The ventral roots preganglionic sympathetic fibers of the atomic nervous system exit the spiral cord with ventral roots T1 through L2. It consist predominately of efferent somatic motor fibers. There are also 31 pairs of spinal nerves and roots. Eight pairs of cervical nerves exit the cervical cord at each vertebral level.
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Answer:
The answer : Extended Problem Solving.
Explanation:
- This is a Principle of Marketing.
- A consumer purchases products when he is in need of them. During the process of purchase he encounters one of the three types of problem solving. They are:
- Routine Problem Solving: Here the consumer usually has a complete knowledge about the good that he is buying as he buys the good very often.
- Limited Problem Solving: Here the consumer is aware of the characteristics, features, specifications and also the regular brands available for the good that he is buying. He is also conscious about the parameters that need to be checked for buying the good. But he might have encountered a new brand of the particular good that he wants to buy and he is unaware of qualities and features of the new brand.
- Extended problem solving: Here the consumer have no knowledge and is completely unaware about a particular product. He neither knows the features or characteristics nor the parameters on the basis of which the quality of the product can be judged.
- As Miller is engaged in Extended problem solving and has no prior knowledge of the product, he is studying the information available in the label of all the bacon brands.
Answer:
50
Explanation:
egg cells and sperm cells contain half of the chromosomes of a regular cell in an organism, so the number of chromosomes in a heart cell must be double of the chromosomes in a egg cell.
Doctors try to remove tumors from the body to prevent it from spreading and affecting other parts of the body.
