Question

question 4
a word root meaning plug is:
a cardi
b rach
c embol
d pod
question 5

Explanation:

• cardi means heart. For example, "cardiology" is the study of the heart.
• rach means spine. For example, "rachial" relates to the spine.
• embol means plug. For example, "embolism" is a blockage (like a plug) in a blood vessel.
• pod means foot. For example, "podiatry" is the study and treatment of the feet.

Answer:

C. embol