P White matter i The folded sheet of neurons in each hemisphere Q Spikes ii Fiber tracts underneath the cortex R Gray matter iii Grooves in the cerebral cortex S Fissure iv Electrical nerve impulses
This section provides a direct match for key brain structure and function terms, essential for quick review.
Match each term (P, Q, R, S) to its correct description (i, ii, iii, iv).
The correct pairings are:
Match the numbered parts of the vocal tract (in the diagram given below) with the correct label from those given in the box and choose the appropriate option.

LABELS a. Labial cavity |
| क | ख | ग | घ | ङ |
| /k/ | /kʰ/ | /g/ | /gʰ/ | /ŋ/ |
| प | फ | ब | भ | म |
| /p/ | /pʰ/ | /b/ | /bʰ/ | /m/ |