Hand concave/convex

Question 1

1st CMC joint (thumb)- radial abd.

Answer 1

• concave on convex

- roll laterally (radial) and glide laterally (radial)

Question 2

1st CMC joint (thumb)- radial add.

Answer 2

• concave on convex

- roll medially (ulnar) and glide medially (ulnar)

Question 3

1st CMC joint (thumb)- palmar abd.

Answer 3

• convex on concave

- roll anteriorly and glide posteriorly

Question 4

1st CMC joint (thumb)- palmar add.

Answer 4

• convex on concave

- roll posteriorly and glide anteriorly

Question 5

2-5 MCP joints- flexion

Answer 5

• concave on convex

- roll anteriorly and glide anteriorly

Question 6

2-5 MCP joints- extension

Answer 6

• concave on convex

- roll posteriorly and glide posteriorly

Question 7

2-5 MCP joints- abduction

for the 2nd MCP

Answer 7

• concave on convex

- roll laterally (radial) and glide laterally (radial)

Question 8

2-5 MCP joints- adduction

for the 2nd MCP

Answer 8

• concave on convex

- roll medially (ulnar) and glide medially (ulnar)

Question 9

1-5 IP (PIP/DIP) and thumb MP- flexion

Answer 9

• concave on convex

- roll anteriorly and glide anteriorly

Question 10

1-5 IP (PIP/DIP) and thumb MP- extension

Answer 10

• concave on convex

- roll posteriorly and glide posteriorly