Beginner Intercostal Muscles Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Where are the intercostal muscles located?
- Between adjacent ribs
- Between adjacent vertebrae
- Inside the lungs
- Within the mediastinum
Q2. How many main layers of intercostal muscles are present?
- Four
- Two
- One
- Three
Q3. Which is the most superficial intercostal muscle layer?
- External intercostals
- Subcostal muscles
- Innermost intercostals
- Internal intercostals
Q4. Which layer lies deep to the external intercostal muscles?
- Pectoralis major
- Latissimus dorsi
- Serratus anterior
- Internal intercostals
Q5. Which is the deepest of the three main intercostal muscle layers?
- Pectoralis minor
- Internal intercostals
- External intercostals
- Innermost intercostals
Q6. Which nerves innervate the intercostal muscles?
- Vagus nerves
- Intercostal nerves
- Phrenic nerves
- Accessory nerves
Q7. What is a major function of the intercostal muscles?
- Assist rib movement during breathing
- Produce pulmonary surfactant
- Pump blood through the lungs
- Contract the heart
Q8. External intercostal muscles generally assist which rib movement?
- Depression
- Elevation
- Retraction
- Rotation
Q9. The intercostal muscles are part of which body wall?
- Cranial wall
- Pelvic wall
- Orbital wall
- Thoracic wall
Q10. What are the spaces between adjacent ribs called?
- Intercostal spaces
- Costal sinuses
- Vertebral foramina
- Pleural recesses