The digestive system is a body system composed of the digestive tract and accessory organs. This body system is important in providing the body with proper nourishment to support growth, metabolism, cell repair,
(a) What is the structure of the macula in the ear? (b) What is its function? What structure has external nares? What is the role of the epiglottis? Describe the structure of the larynx. What structures in the mouth play a role in mechanical and chemical digestion?
StructureandFunction Theprimaryfunction-bringoxygenintothebodysothatitcanreachallbodytissuesviathebloodstream Toremovecarbondioxide Tomaintainacid-basebalance Toprotecttheairwayfrominfection UpperRespiratorySystem Mouth Nose Pharynx Larynx Epiglottisclosesduringswallowingtopreventaspirationandopenstoallowairpassage ...
Objective-To determine the association between results of endoscopic evaluation of arytenoid function (AF) and epiglottic structure (ES) in Thoroughbred yearlings and racing per- formance at 2 to 4 years of age. Design-Retrospective case series. Animals-2,954 Thoroughbred yearlings. Procedures-...
Laryngeal pharynx:It begins at the epiglottis region and continues till the oesophagus. It helps in the passage of food to the oesophagus and air to the lungs. Oropharynx Function The oropharynx lies behind the oral cavity that extends from the uvula to the hyoid bone. It is the middle compa...
The trachea, bronchi, and the first few bronchioles contribute to the cleansing function of the respiratory system, for they, too, are lined with mucous membranes and ciliated cells that move mucus upward to the pharynx. E Alveoli The bronchioles divide many more times in the lungs to create ...
The front set of plates, called thyroid cartilage, has a central ridge and elevation commonly known as the Adam’s apple. The plates tend to be replaced by bone cells beginning from about 20 years of age onward. The epiglottis, at the upper part of the larynx, is a flaplike projection ...
Pharynx, cone-shaped passageway leading from the oral and nasal cavities in the head to the esophagus and larynx. The pharynx chamber serves both respiratory and digestive functions. It consists of three main divisions: the nasal pharynx, the oral pharyn
central portion of the pharynx between the roof of the mouth and the upper edge of the epiglottis Larynx voice box; passageway for air moving from pharynx to trachea; contains vocal cords oral cavity The part of the mouth behind the gums and teeth that is bounded above by the hard and sof...
epiglottis- a flap of cartilage that covers the windpipe while swallowing auricle,pinna,ear- the externally visible cartilaginous structure of the external ear tragus- a small cartilaginous flap in front of the external opening of the ear