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.
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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.
The control center of reflex actions is – In the vertebral cord. Reflex actions are rapid, involuntary responses to stimuli that are mediated by neural circuits within the spinal cord, bypassing the brain’s involvement for quicker reactions to potential threats ...
The process of respiration takes place in Mitochondria. Mitochondria are organelles responsible for cellular respiration, where oxygen is used to break down glucose molecules and produce ATP, the energy currency of the cell.