Root cap -root cap is the section of tissue at the tip of plant root.
root hair -it is a tubular outgrowth  of a trichoblast ,a hair forming cell on the epidermics of a plant root 
stalk-a main stem or main axis of herbaceous plant
vein-vein is a elastic blood vessel that tranport blood  from various regions of body to heart
thalamus-the thalamus is the large,duel lobed mass of grey matter buried under the cerebral cortex