The cerebrum, comprising two hemispheres, is the largest part of the human brain. It plays a crucial role in higher cognitive functions such as perception, language, reasoning, and voluntary movement.
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Among the cells of the human body, brain cells have the least regenerative power.
The smallest structural and physiological unit of the nervous system is the neuron. Neurons are specialized cells responsible for transmitting information throughout the body via electrochemical signals, enabling various functions such as perception, cognition, and motor control.
The largest cell of the human body is Nerve cell. Nerve cells, also known as neurons, can vary in size but can extend long distances, such as motor neurons that run from the spinal cord to the toes, making them ...
In humans, 31 pairs of nerves emerge from the spinal cord. These spinal nerves are responsible for transmitting sensory and motor information between the spinal cord and various parts of the body, facilitating movement and sensation.