Examlex
Discuss how astronomers know that our galaxy contains spiral arms in its disk.
Nasal Cavities
The hollow spaces within the nose, involved in breathing and filtering air before it reaches the lungs.
Pharynx
Throat; opens to airways and digestive tract.
Vocal Cords
The vocal cords are folds of tissue in the throat that vibrate and produce sound when air is expelled from the lungs, playing a crucial role in speaking, singing, and making other sounds.
Ligaments
Bands of tough, elastic connective tissue that connect bones together and provide support to joints.
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