CHAPTER 47

Question 1

definition

• the hand is the portion of the upper limb _____ to the _____
• the areas of the hand are as follows:
  1. _____
  2. the _____ is the ball of the thumb
  3. the _____ is the ball of the little finger
  4. the fingers are numbered and named as follows:
• -digit 1: _____ (_____)
• -digit 2: _____
• -digit 3: _____
• -digit 4: _____
• -digit 5: _____

Answer 1

distal 
forearm
palm
thenar
hypothenar 
thumb
pollex
index 
middle
ring
litte

Question 2

carpal bones

• the hand has _____ carpal bones arranged in two rows
• -_____ row of _____
• -_____ row of _____
• from lateral to medial, the proximal row consists of the following:
  1. _____
  2. _____
  3. _____
  4. _____
• from lateral to medial, the distal row consists of the following:
  1. _____
  2. _____
  3. _____
  4. _____

-the carpal bones are arranged in the form of an _____, which is _____ anteriorly

Answer 2

8
proximal 
four
diatal 
four
scaphoid
lunate 
triquetrum 
pisiform
trapezium
trapezoid
capitate
hamate
arch
concave

Question 3

specialized connective tissue structures of the hand and wrist

• the palmar aponeurosis is a _____ between the _____ of the palm and _____ of the palm
• -its apex is the insertion of the _____ muscle (when present)
• -its apex is fused with the underlying _____
• -its base attaches via _____ to the _____ of digits _____ to _____
• -it serves as the origin of the subcutaneous _____ muscle

Answer 3

triangular connective tissue membrane 
subcutaneous tissue
tendons 
palmaris longus muscle 
flexor retinaculum 
pretendinous bands 
fibrous digital sheaths
2
5
palmaris brevis

Question 4

specialized connective tissue structures of the hand and wrist

• the flexor retinaculum is a _____ anterior to the _____
• -the lateral attachment consists of the _____ and _____
• -the medial attachment consists of the _____, the _____, and the _____ of _____
• -the _____ converts the arch of the carpal bones into a canal, the _____
• –it retains the 9 long tendons to the digits:
  1. _____ tendons of _____
  2. _____ tendons of _____
  3. _____ tendon of _____
• –it contains two bursae:
  1. the _____ surrounds the 8 tendons of _____ and _____
  2. the _____ surrounds the one tendon of _____
• –only one nerve lies in the carpal tunnel:
  1. _____ nerve

Answer 4

transverse fibrous structure 
carpals
scaphoid
trapezium
pisiform
triquetrium 
hook 
hamate
flexor retinaculum
carpal canal
4
flexor digitorum superficialis 
4
flexor digitorum profundus 
1
flexor pollicis longus
ulnar bursa
flexor digitorum superficialis 
flexor digitorum profundus 
radial bursa
flexor pollicis longus
median