00:01
This question asks us which term refers to an inflammation of the blood vessels.
00:06
So let's go through and define each of these, and that'll help us really easily pick out the right answer.
00:12
So option a, lymphengitis.
00:15
This is an inflammation of lymphatic vessels.
00:19
And actually, maybe at first cursory glance, we should look at all of the answer options.
00:25
We see that all of these areitis is.
00:28
So we know that all of these are referring to the inflammation of something.
00:32
So we just have to pick out which one means blood vessels.
00:36
Okay, so option a, inflammation of lymphatic vessels.
00:46
Remember that lymphatic vessels, although they are still vessels, the lymphatic system and the cardiovascular system are separate in humans.
00:57
This is because lymph and blood act separately.
01:03
And are kept separate through these systems until the length goes and joins the blood, but for the most part, they're two separate entities.
01:11
So when we talked about lymphatic vessels, those are not blood vessels.
01:20
Option b.
01:21
Endocarditis...