A&P LEC Final

Which of the following muscles that moves the pectoral girdle, retracts and elevate the

scapula?

• Levator scapulae

• Trapezius 

• Serratus anterior

• Rhomboid major and minor

Which of the following muscles is NOT a muscle of the abdominal wall?* 

• Rectus abdominis

• External oblique 

• Transversus abdominis 

• Internal intercostal

 Which of the following muscles of the vertebral column are unique, in that they originate on the iliac crest? *

• iliocostalis group

• Semispinalis group 

• Semispinalis thoracis 

• Longissimus group 

• Quadratus lumborum

Which of the following is NOT a muscle of respiration?*

• External intercostals

• Diaphragm

• Pectoralis major 

• Internal intercostals

Which of the abdominal wall muscles helps flex the vertebral column?*

• Rectus abdominis 

• Internal oblique 

• Transversus abdominis

• External oblique

Unilateral contraction of the muscles of the erector spinal group results in 

• extension of the vertebral column. 

• lateral flexion of the trunk. 

   

• flexion of the head. 

• flexion of the vertebral column

Which respiratory muscle(s) function(s) only during forced expiration? *

• Diaphragm

• External intercostals 

• Pectoralis major

• Pectoralis minor 

• Internal intercostals