1. Which is the lower respiratory tract organ? A) Nasal cavity B) Larynx C) Sinuses D) Pharynx E) Trachea 2. Which one is not the paranasal sinuses? A) Frontal B) Sphenoid C) Temporal D) Ethmoid E) Maxillary 3. What is the fibrosis capsule's name around the heart? A) Pleura B) Epicardium C) Pericardium D) Mediastinum E) Peritoneum 4. Salivary gland's name are; A. B. C. 5. What is the name of the opening area oral cavity to the pharynx? __

1. The correct answer is E) Trachea. The lower respiratory tract consists of the trachea, bronchi, bronchioles, and alveoli. The trachea is the tube that connects the larynx to the bronchi and allows air to pass in and out of the lungs.<br /><br />2. The correct answer is C) Temporal. The paranasal sinuses are air-filled cavities within the bones around the nasal cavity. The main paranasal sinuses are the frontal, sphenoid, ethmoid, and maxillary sinuses.<br /><br />3. The correct answer is C) Pericardium. The pericardium is the fibrous sac that surrounds and protects the heart. It consists of two layers: the visceral pericardium (inner layer) and the parietal pericardium (outer layer).<br /><br />4. The names of the salivary glands are:<br />A. Parotid gland<br />B. Submandibular gland<br />C. Sublingual gland<br /><br />5. The name of the opening area between the oral cavity and the pharynx is the oropharynx. It is the part of the pharynx that lies between the soft palate and the epiglottis.