2. The following lists the structures that a molecule of air would pass as it tr

Question

2. The following lists the structures that a molecule of air would pass as it travels through the respiratory system. Fill in the blanks and the tissue types where designated. Structures Tissue Types or tissue change A. h enters the nostrils and moves to the 0 Air travels through the internal nares into the nasopharynx Pseudostratified ciliated columnar epithelium (PCCE B. B. C.Stratified squamous epithelium (keratinized) C. From here it passes the D Stratified squamous epithelium (non- keratinized) E.PCCE F. D. And the . E. The air moves into the trachea F. And into the branches of the lungs starting with the _main (primary) bronchus G. Air moves into bronchioles H. Through terminal bronchioles G.Ciliated cuboidal epithelium HCiliated cuboidal epithelium (no mucus or goblet cells) I. And into respiratory bronchioles J. Air moves into alveolar ducts .Simple cuboidal epithelium J.Simple simple squamous epithelium containing alveolar sacs made of rapid diffsh of gases -

Explanation / Answer

A. Nasal cavity.

B. Stratified squamous epithelium (non keratinized)

C. buccal cavity

D. Larynx.

F. Secondary bronchus, PCCE.

G. Simple squamous epithelium.

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