#1
Which of the following bones articulate with the sternum?
Ribs
ExplanationRibs articulate with the sternum.
#2
Which of the following structures is not a component of the thoracic cage?
Clavicle
ExplanationClavicle is not in the thoracic cage.
#3
Which of the following is not a function of the thoracic cage?
Digestion of food
ExplanationThoracic cage does not digest food.
#4
Which of the following ribs are considered false ribs?
Ribs 8-10
ExplanationRibs 8-10 are false ribs.
#5
What is the function of the intercostal muscles?
To elevate the ribs during inspiration
ExplanationIntercostal muscles elevate ribs during inspiration.
#6
The superior boundary of the thoracic cage is formed by which structure?
Manubrium
ExplanationManubrium forms the superior boundary.
#7
Which of the following ribs are considered true ribs?
Ribs 1-7
ExplanationRibs 1-7 are true ribs.
#8
What is the main function of the thoracic cage?
To protect the heart and lungs
ExplanationThoracic cage protects heart and lungs.
#9
The costal cartilages of ribs 8-10 typically attach to which structure?
Manubrium
ExplanationCartilages of ribs 8-10 attach to the manubrium.
#10
The costal facets on the thoracic vertebrae articulate with which structure?
Ribs
ExplanationCostal facets articulate with ribs.
#11
Which rib is often referred to as the 'floating rib'?
Rib 12
ExplanationRib 12 is often called the floating rib.
#12
The costal cartilage of rib 7 typically articulates with which structure?
Costal cartilage of rib 6
ExplanationRib 7's cartilage articulates with rib 6.
#13
Which of the following muscles is primarily responsible for inspiration?
Diaphragm
ExplanationDiaphragm primarily drives inspiration.
#14
Which ribs are classified as floating ribs?
Ribs 11-12
ExplanationRibs 11-12 are classified as floating.
#15
The costal groove of a rib houses which important structure?
Intercostal artery, vein, and nerve
ExplanationCostal groove houses intercostal artery, vein, and nerve.
#16
The manubriosternal joint is also known as:
Manubriocostal joint
ExplanationIt's also called the manubriocostal joint.
#17
The intercostal spaces contain which important structures?
Nerves and blood vessels
ExplanationIntercostal spaces contain nerves and blood vessels.