A client with a prolonged upper respiratory infections seeks medical attention for symptoms of a low-grade fever, poor appetite and headache. If the client has sinusitis in the maxillary sinuses, where will she most likely report feeling pain?

A. Air pressure refers to the total pressure exerted by the mixture of gases in the atmosphere, but it does not refer to the pressure of each individual gas.
B. Complement pressure is not a standard term in respiratory physiology or gas laws.
C. Gas concentration pressure is not a recognized term. The pressure exerted by a gas is referred to as its partial pressure, not its concentration.
D. Partial pressure refers to the pressure exerted by an individual gas in a mixture of gases. For example, the partial pressure of oxygen (pO₂) in the blood is the pressure exerted by oxygen alone, independent of other gases like carbon dioxide or nitrogen

A. Allergic rhinitis is an allergic reaction to airborne particles like pollen or dust, and while it affects the upper respiratory system, it is not an infection.
B. COPD (Chronic Obstructive Pulmonary Disease) is a chronic condition that affects the lower respiratory system, especially the lungs, but it is not an infection.
C. Tuberculosis (TB) is a bacterial infection that primarily affects the lungs and is considered a lower respiratory infection, not an upper respiratory infection.
D. Acute Coryza is commonly known as the common cold, which is an upper respiratory infection caused by viruses such as rhinoviruses. It affects the nasal passages, throat, and sinuses.