Answer:
A converging lens is said to have positive focal length. A converging lens causes exiting rays to be more convergent coming out than they were entering the lens. A diverging lens is said to have negative focal length. ... A converging lens can form a real image or a virtual image of a real object
Explanation:
Answer:
Quarantine may create heavy psychological, emotional, and financial problems for some people. To be effective, quarantine demands not only that at-risk people be isolated but also that they follow appropriate infection control measures within their place of quarantine.
Explanation:
Answer:
(a) Tracheids and Vessels
The parotid duct empties into the vestibule at the level of the second upper molar. Parotid vestibular submaxillary sublingual submandibula.
- The upper second molar tooth's crown is direct across from the opening of the parotid duct, also known as Stensen's duct, which secretes serous saliva and enters the gingiva-buccal vestibule of the mouth.
- The parotid ducts typically exit near the maxillary second molars, and they can be felt as little bumps (papillae) on both sides of the mouth. At the sublingual caruncle, the Wharton duct, the primary excretory duct of the submandibular gland, empties into the oral cavity. The sublingual caruncle is a papilla that is situated lateral to the frenulum linguae and medial to the sublingual gland. A set of lymph nodes located in front of the ear is known as the superficial parotid lymph nodes.
- Learn more about parotid duct here brainly.com/question/24210088
#SPJ4
