He is studying the shape of the anvil.

He fractured his ulna.

He goes to the gym every day to train his brachioradialis muscle.

She started strength training for the iliococcygeus muscle.

The stem of this flower is very long.

I strained a muscle at the gym yesterday.

Back vowels are vowels that are pronounced using the back of the tongue.

A back vowel is a sound where the back of the tongue approaches the palate.

Retroflex sounds are difficult to pronounce.

A coronal is a sound that is pronounced using the tip or the upper part of the tongue.