All blood vessels are lined with ________.

A. elastin
B. the tunica externa
C. smooth muscle
D. endothelial cells


Answer: D

Anatomy & Physiology

You might also like to view...

Chief cells secrete

A) pepsinogen. B) gastrin. C) mucus. D) hydrochloric acid. E) intrinsic factor.

Anatomy & Physiology

Each secondary bronchus supplies air to a:

A) hilum. B) lobe of the lung. C) lobule of the lung. D) bronchopulmonary segment.

Anatomy & Physiology

Teeth are anchored in the maxillary bones and the mandible

Indicate whether the statement is true or false

Anatomy & Physiology

What condition results from elevated pressure within the eyeball due to inadequate reabsorption of aqueous humor?

A. Macular degeneration B. Astigmatism C. Myopia D. Glaucoma E. Cataracts

Anatomy & Physiology