What are the parts of the upper respiratory system?

The major passages and structures of the upper respiratory tract include the nose or nostrils, nasal cavity, mouth, throat (pharynx), and voice box (larynx). The respiratory system is lined with a mucous membrane that secretes mucus.

Are ears part of the upper respiratory system?

(a) The ear is connected to the upper respiratory tract by the eustachian tube, which opens to the nasopharynx. (b) The structures of the upper respiratory tract.

Which part of the upper respiratory system is commonly known as the throat?

pharynx
The pharynx, or throat, is shaped like a funnel. During respiration, it conducts air between the larynx and trachea (or “windpipe”) and the nasal and the oral cavities. The pharynx includes three regions: The nasopharynx is posterior to the nasal cavity and serves only as a passageway for air.

What is not part of the upper respiratory tract?

The a) larynx is not a part of the upper respiratory system. The respiratory system is commonly separated into the upper and lower respiratory…

Which part of the throat where the mouth and nasal passages meet?

The two openings of the airway (the nasal cavity and the mouth) meet at the pharynx (FAR-inks), or throat, at the back of the nose and mouth. The pharynx is part of the digestive system as well as the respiratory system because it carries both food and air.

Is the esophagus part of the respiratory system?

The esophagus is used to transport food and liquids from the mouth to the stomach, and is not involved in the respiratory system or lungs.

Is the ear nose and throat connected?

Ears and Nose The ears, at roughly the same level on our heads as the nose, are also connected by the Eustachian tube, which drains from the ears into the nasopharynx. This is the passage between the upper throat and nasal cavity. It’s through this same route that infections can spread from ears to nose and vice versa.

What are the parts of the throat called?

The throat (pharynx) is a muscular tube that runs from the back of your nose down into your neck. It contains three sections: the nasopharynx, oropharynx and laryngopharynx, which is also called the hypopharynx.

Which is not a part of respiratory system?

Any other organ except the wind pipe, larynx, pharynx, trachea, lungs, bronchi, bronchioles, and the alveoli are not part of the respiratory system.

Which of the following structures connects the nose to the throat?

Pharynx — is the muscle-lined space that connects the nose and mouth to the larynx and esophagus (eating tube). Larynx — also known as the voice box, the larynx is a cylindrical grouping of cartilages, muscles and soft tissue that contains the vocal cords.

Is the nose part of the respiratory system?

The respiratory system includes the nose, mouth, throat, voice box, windpipe, and lungs. Air enters the respiratory system through the nose or the mouth. The pharynx is part of the digestive system as well as the respiratory system because it carries both food and air.

What does the mouth and nose do in respiratory system?

Mouth and nose: Openings that pull air from outside your body into your respiratory system. Sinuses: Hollow areas between the bones in your head that help regulate the temperature and humidity of the air you inhale.