Question

Which of the following is not true of proteins?

1) They may be denatured or coagulated by heat or acidity.
2) Some types are called enzymes.
3) They appear to be the molecular carriers of the coded hereditary information.
4) Their function depends on the three-dimensional shape.

Answer 1

The neural tracts responsible for conveying information about burning pain to the brain are the lateral spinothalamic tracts, which are part of the spinothalamic pathway that specializes in pain and temperature sensations.

Step-by-step explanation:

The neural tracts that convey life-saving information to the brain concerning burning pain would be the lateral spinothalamic tract. This tract begins with neurons in the dorsal root ganglion, with axons extending to the dorsal horn where they synapse with the second neuron.

This second neuron’s axons then cross over to the opposite side (decussate) within the spinal cord and ascend to the brain to enter the thalamus. Finally, these neurons project their axons to the somatosensory cortex of the cerebral cortex. The spinothalamic tract is specifically responsible for transmitting pain and temperature sensations, differentiating it from the dorsal column system, which primarily conveys touch and proprioception.