Which structure is characterized by having ciliated pseudostratified columnar epithelium?

A) Air sacs of lungs
B) Submucosa of trachea
C) Inner lining of trachea
D) Supporting rings of trachea


Answer: C

Anatomy & Physiology

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Structure I is the

A) nasal. B) lacrimal. C) maxilla. D) ethmoid. E) sphenoid.

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Bone-forming cells are called ______

Fill in the blank(s) with correct word

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How does the heart muscle extract O2 or nutrients from the blood?

a. via the coronary circulation b. absorption through the ventricles c. absorption through the atria d. via the vena cava e. via the pulmonary artery

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Which of the following structures is/are related to bile salts production, storage, release, and transport?

a. Duodenal papilla b. Common bile duct c. Ampula of vater d. Gallbladder e. Cystic duct f. All of the above

Anatomy & Physiology