Question

a rounded knob that articulates with another bone is called a(n)______.

a condyle
b sulcus
c alveolus
d foramen
e sinus

Explanation:

Define the target anatomical term

The question asks for the term that describes "a rounded knob that articulates with another bone." This is a fundamental concept in Bone Markings.

Analyze the given options

• A. condyle: A smooth, rounded articular process (knob) at the end of some bones, forming a joint with another bone (e.g., occipital condyles, femoral condyles).
• B. sulcus: A narrow groove or furrow, typically for accommodating a blood vessel, nerve, or tendon.
• C. alveolus: A deep pit or socket, such as those in the maxillae and mandible that hold the teeth.
• D. foramen: A rounded opening or hole through a bone for the passage of blood vessels and nerves.
• E. sinus: A cavity or hollow space within a bone.

Match definition to the correct term

A rounded knob that articulates with another bone is the definition of a condyle.

Answer:

• A condyle (Correct answer)
• B sulcus
• C alveolus
• D foramen
• E sinus