Mucous Membrane Mucous Membrane Definition Mucous membrane is any of the membranes lining the passages of the body, such as the respiratory and digestive tracts, that open…
Vocal Folds Vocal Folds Definition Vocal folds is The two folded pairs of membranes in the larynx (voice box) that vibrate when air that is exhaled passes…
About Neck About Neck Defnition Neck is the part of an organism connecting the head with the rest of the body related adjectives cervical jugular. Also, any…
Cricoid Cartilage Cricoid Cartilage Definition Cricoid cartilage is the ring-like formation at the base of the larynx. It is the only complete ring of cartilage around the…
Thyroid Cartilage Thyroid Cartilage Definition Thyroid cartilage is the largest cartilage of the larynx consisting of two laminae fusing anteriorly at an acute angle in the midline…
Hyoid Bone Hyoid Bone Definition Hyoid bone is the only bone located in the anterior neck. It is A U-shaped bone at the base of the tongue…
Soft Palate Soft Palate Definition Soft palate is the roof of the mouth in vertebrate animals, separating the mouth from the passages of the nose. It is…
Pharynx Pharynx Definition Pharynx is the passage that leads from the cavities of the nose and mouth to the larynx (voice box) and esophagus. Air passes…
Trachea Trachea Definition Trachea is the tube in vertebrate animals that leads from the larynx to the bronchial tubes and carries air to the lungs. In…
Aortic Arch Aortic Arch Definition Aortic arch is the curved portion between the ascending and descending portions of the aorta, lying behind the manubrium and giving rise…
Thoracic Diaphragm Thoracic Diaphragm Definition Thoracic diaphragm is the large muscle that separates the chest cavity from the abdominal cavity in mammals and is the principal muscle…
Aorta Aorta Definition Aorta is the main artery of the circulatory system, arising from the left ventricle of the heart in mammals and birds and carrying…