Science - First Monthly Examination

The simplest soluble nutrient form.

The only respiratory sites where gas exchange occurs.

The other respiratory structures which allow air to reach the lungs that purify, humidify, and warm the air that reaches the lungs.

The only visible part of the respiratory system.

The two openings of the nose where the air enters.

Another term for the external nares.

The passageway where air goes into after coming through the external nares.

A part of the anterior nasal passage that traps foreign particles.

The internal part of the nose.

The partition that divides the space of the nasal cavity.

The nerve endings that are responsible for the sense of smell.

The glands that secrete sticky mucus that moistens air and traps bacteria and other foreign particles.

The bony plates paired with the walls of the nasal cavity to prevent inhaled particles from entering the lungs.

A five-inch muscular passageway for food and air.

The common term for the pharynx.

The openings that connect the pharynx to the nasal cavity.

The region of the pharynx that receives air from the nasal cavity.

The region of the pharynx which is the common passageway for food and air and leads to the esophagus.

The region of the pharynx that leads to another tract.

The clusters of tissue that protect the body from foreign invaders found in the pharynx.

An organ that plays a role in speech formed by cartilages.

The common term for larynx.

The largest cartilage found in the larynx which is shield-shaped.

A protuberance formed by the thyroid cartilage.

The common term for the laryngeal prominence.

A cartilage that guards the opening of the larynx from anything other than air to prevent it from reaching the lungs.

The folds of membrane that are located in the larynx which vibrate when air is expelled and allow a person to speak.

Another term for the vocal folds.

The folds and the space between the vocal folds.

A four-inch tract that is located mid-chest that contains C-shaped cartilages that keep it open.

The grass-like projections in the trachea which propel mucus that contain dust and other particles to the direction opposite that of the incoming air.

The common term for trachea.

The group of bones that provides a protected space for the lungs.

The upper portion of each lung.

The inferior border of each lung.

A dome-shaped muscle where the lungs rest.

The shorter and wider lung which contains three lobes.

The longer and smaller lung which contains two lobes.

A membrane that covers each lung.

A slippery secretion produced by the pleurae which allows the lungs to glide over the wall of the thorax during breathing.

The smaller branches of bronchi found in the lungs.

The sacs where the smaller branches of bronchi end into which contain alveoli.

The functional unit of the lungs.

The process of where in the lung and the thoracic cavity, volume changes lead to pressure changes, which allow the flow of gases between the two structures to equalize.

The common term for pulmonary ventilation.

A mechanical process by which air goes into the lungs.

The common term for inspiration.

A mechanical process by which air leaves the lungs.

The common term for expiration.