Skeletal Muscle

Question 1

what criteria are used in naming muscles?

Answer 1

• location
• shape
• relative size
• direction of fascicles & fibres
• location of attachments
• number of origins
• actions

Question 2

muscle shapes (7)

Answer 2

• circular
• convergent
• parallel
• unipennate
• bipennate
• fusiform
• multipennate

Question 3

primer movers:
erector spinae (3) name them!

Answer 3

• iliocostalis
• longissimus
• spinalis