1.  True ribs

2.  False ribs

4.  Gorilla ribs

1.  Ball and socket joint

3.  Pivot joint

4.  Gliding joint

1.  Forelimb

2.  Skull

4.  Vertebral column

1.  Flexor

2.  Extensor

4.  None of these

2.  Flexor and extensor

3.  Elevator and depressor

4.  Abductor and adductor

1.  Ligament

3.  Cartilage

4.  Bone

1.  Extensor

3.  Abductor

4.  Adductor

1.  Fibrous joints

2.  Cartilaginous joints

3.  Angular joints

1.  Fulcrum

3.  Force

4.  All of these

1.  Arms

2.  Legs

4.  Head