Mucus plug?

Sidney • Married • 👼 12/30/19 • 🌈 Rainbow baby 12/2/20 • Baby #2 1/19/22 • Baby #3 due Oct '23 •

Is this my mucus plug? I’m 37w5d and I was 2cm dilated and 50% effaced a week ago at my appointment. Does losing your mucus plug mean you’re dilating more?