What is the purpose of the vasa vasorum?

The brachiocephalic trunk branches into which two arteries?

The first branches of the aorta that supply blood to the heart muscle are the:

Which term describes the merging of two arteries to ensure continuous blood flow to an area?

Which vein carries oxygenated blood from the lungs to the heart?

Which layer of a blood vessel is composed primarily of smooth muscle and is responsible for vasoconstriction and vasodilation?

Which blood vessels are the smallest and allow for the exchange of oxygen, carbon dioxide, nutrients, and waste products?

1. What has been the most helpful for your learning in this course so far?  Please consider course materials/ resources, activities/assignments, interactions with peers and faculty, or any other aspects that have helped you learn.

3. The instructor created a welcoming and inclusive environment.

Imagine you’re a germ trying to enter a human body through the skin of a person’s arm. Which layers of the epidermis do you have to get through and in which order? Name one challenge you encounter along the way. Explain your choice. How would your journey differ if you entered through the sole of the foot?