ATI RN
Multiple Choice Questions About Skeletal System Questions
Question 1 of 5
The bones that serve as pathways for ducts that carry tears from the eyes to the nose is the bone.
Correct Answer: B
Rationale: The lacrimal bones, near the eyes, contain the nasolacrimal duct, channeling tears to the nasal cavity. The ethmoid, maxillae, and nasal bones are nearby but lack this duct, making 'lacrimal' correct.
Question 2 of 5
The ribs that attach to the thoracic vertebrae and directly to the sternum via costal cartilage are called ribs.
Correct Answer: C
Rationale: Vertebrosternal (true) ribs (pairs 1-7) attach to thoracic vertebrae and directly to the sternum via their own costal cartilage. Vertebral are floating, and vertebrochondral share cartilage, making 'vertebrosternal' correct (incomplete options assumed).
Question 3 of 5
The head of the humerus articulates with the glenoid cavity of the:
Correct Answer: D
Rationale: The humerus head articulates with the glenoid cavity of the scapula, forming the shoulder joint. The femur is thigh, radius is forearm, and os coxa is hip, making 'scapula' correct.
Question 4 of 5
The thigh bone is the:
Correct Answer: A
Rationale: The femur, the longest bone, forms the thigh, from hip to knee. The humerus is arm, tibia is shin, and ulna is forearm, making 'femur' correct.
Question 5 of 5
An immovable joint is called a/an
Correct Answer: D
Rationale: A synarthrosis is an immovable joint (e.g., skull sutures). Diarthrosis is freely movable, amphiarthrosis is slightly movable, and osteoarthrosis is a condition, making 'synarthrosis' correct.