EXAM 2026 ANATOMY AND PHYSIOLOGY
1 FULL SOLUTIONS GRADED A+
⩥ 3 parts of pharynx. Answer: nasopharynx, oropharynx,
laryngopharynx
⩥ True or false: the rings that cover trachea are a complete circle.
Answer: False: the cartilaginous rings of the trachea do not meet on the
posterior side
⩥ What important steps need to take place during swallowing process to
prevent aspiration. Answer: 1- larynx rises and 2- trachea is closed by
epiglottis. The epiglottis moves inferiorly covering the trachea to
prevent food or liquid from entering the lung
⩥ Why does the soft palate elevate during swallowing?. Answer: The
upward movement of soft palate prevent food or liquid from entering
nasal passages during swallowing.
⩥ What is the glottis?. Answer: An opening in the larynx where the
vocal cords (vocal folds) are located.
, ⩥ What is aspiration?. Answer: Food or liquid that accidentally enters
the trachea (then lungs)
⩥ True or false: left lung has 3 lobes. Answer: False. Right lung has 3
while left lung has 2
⩥ Name 2 functions of pleura. Answer: 1) reduce friction and provide
negative pressure environment needed for lung inflation 2) pull the lung
open with chest wall during inhalation
⩥ What's the major histology type in respiratory system. Answer:
Ciliated pseudo - stratified columnar epithelium
⩥ What's the name of the floor of epithelium in respiratory tract.
Answer: Basement membrane
⩥ Why are the cells in the respiratory epithelium called columnar cells?.
Answer: They are rectangular in shape, taller than they are wide.
⩥ What are the wine-glass shaped mucous-producing cells?. Answer:
goblet cells
⩥ Where can stratified squamous epithelium be found?. Answer:
Vestibule of the nose