Superficial Back Muscles – Back Muscles
About the Lecture
The lecture Superficial Back Muscles – Back Muscles by Craig Canby, PhD is from the course Abdominal Wall with Dr. Canby.
Included Quiz Questions
A patient has difficulty extending the right arm against resistance. Which back muscle is involved?
- Latissimus dorsi
- Trapezius
- Rhomboid major
- Rhomboid minor
- Levator scapulae
Which muscle layer of the back contains the true or intrinsic back muscles?
- Deep
- Superficial
- Intermediate
- Lateral
- Medial
How many layers of muscle are present in the back?
- 3
- 4
- 5
- 6
- 7
Which muscle is broad and has multiple points of origin?
- Latissimus dorsi
- Erector spinae
- Rhomboid major
- Rhomboid minor
- Levator scapulae
Which muscle is supplied by the thoracodorsal nerve?
- Latissimus dorsi
- Splenius cervicis
- Supraspinatus
- Levator scapulae
- Quadratus lumborum
What is the motor innervation of the trapezius?
- Accessory nerve
- Axillary nerve
- Spinal nerves
- Dorsal scapular nerve
- Glossopharyngeal nerve
Which function does the levator scapulae perform?
- Elevate the scapula.
- Elevate the arm.
- Elevate the head.
- Depress the scapula.
- Depress the arm.
What is the nerve supply of the rhomboid major and rhomboid minor?
- Dorsal scapular nerve
- Accessory nerve
- Axillary nerve
- Spinal nerves
- Sixth and seventh cranial nerves
![Anatomy [Archive]](https://assets-cdn1.lecturio.de/lecture_collection/image_medium/87992_1693919964.png)
Author of lecture Superficial Back Muscles – Back Muscles
Craig Canby, PhD
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Easy to understand and to take notes, even for a non native English talker
Excellent lectures from the best professional. Thanks a lot for your great help in learning so difficult topics
Please, stop speaking in such a monotone way. It gets people bored.
This lecture is easy to memorize and understand, also it has accurate and clear information.
