1. What are the technical names of and movements allowed at the following joints? (a) joints in the toes, (b) wrist joint, (c) jaw joint, (d) joint between sacrum and hip bones, (e) knuckle joint in...

1. What are the technical names of and movements allowed at the following joints? (a) joints in the toes, (b) wrist joint, (c) jaw joint, (d) joint between sacrum and hip bones, (e) knuckle joint in the hand.

 2. Three-year-old Tom was giggling as his father was swinging him holding his hands. All of a sudden, he cried out loudly and said that his right arm hurt a lot. What has happened to Tom’s arm?