![This is blank.](https://digitalhistology.org/wp-content/themes/histology-unified/imgs/trans.png)
Medium (muscular) artery
A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x
![Tunica intima <p>A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.CV_.V.A-13-2-ping.png)
Tunica intima
A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x
![- Endothelium <p>A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.CV_.V.A-13-1-ping.png)
- Endothelium
A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x
![- Internal elastic lamina <p>A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.CV_.V.A-13-3-ping.png)
- Internal elastic lamina
A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x
![Tunica media <p>A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.CV_.V.A-13-4-ping.png)
Tunica media
A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x
![Tunica adventitia <p>A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.CV_.V.A-13-5-ping.png)
Tunica adventitia
A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x
![White blood cells <p>A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.CV_.V.A-13-6-ping.png)
White blood cells
A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x
![Red blood cells <p>A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.CV_.V.A-13-7-ping.png)
Red blood cells
A muscular artery in longitudinal section demonstrates the circularly arranged smooth muscle fibers of the tunica media cut in cross section. The tunica adventitia blends into the surrounding connective tissue. 400x