Muscle Groups

Which best describes the latissimus dorsi?

• a wide muscle in the back

• a long muscle in the leg

• a short muscle in the arm

• a huge muscle on the chest

The vastus medialis is most likely a muscle that is ​both ​ (a)   and ​ (b)  

• huge
• toward the middle of the body
• long
• small
• wide
• short
• toward the outside of the body
• in the upper body

Biceps have ​ (a)   , triceps have ​ (b)   and quadriceps have ​ (c)  

• two heads
• three heads
• four heads
• one head
• five heads
• an insertion at the wrist
• an origin in the back

Match the following prefixes and suffixes with its meaning.

• long

• supra

• short

• maximus

• above

• longus

• large

• sub

• under

• brevis

Which best describes the supraspinatus?

• the supraspinatus is above the scapula

• the supraspinatus is below the scapula

• the supraspinatus is under the scapula

• the supraspinatus is in front of the scapula

The image shows a muscle in the arm. Which word will most likely be included in the name of this muscle?

• dorsi

• abdominis

• femoris

• brachii

The muscle in the image has a triangular shape. Which word best describes this muscle?

• rhombus

• trapezius

• deltoid

• pectoralis

• brachioradialis