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Flashcards in Sheaths and bursa Deck (8)
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1
Q

What are the tendons and sheaths of the palmar hand?

A

ulnar bursa
radial bursa
long flexor digital sheaths

2
Q

What is the ulnar bursa?

A

tendon sheath surrounding long tendons of flexor digitorum superficialis and profundus tendon
the digital flexor synovial sheath

3
Q

What is the radial bursa?

A

tendon sheath surrounding the flexor pollicis long tendon

a continual synovial sheath

4
Q

What is the long flexor digital sheaths?

A

from area of MP joints sheath surrounding tendon and synovial sheath of long digital flexors and attached to the phalangeal bones with cross bands in the vicinity of the joints

5
Q

What is the purpose of the long flexor digital sheaths?

A

keeps tendons in place during flexion

6
Q

How does the flexor digitorum superficialis tendon start to split on the phalanx?

A

splits down the middle over the while over the proximal phalanx. its parts insert on the base of the middle phalanx

7
Q

Where does the FD profundus tendon pass?

A

down the middle of the split of the FD duperficialis tendon and inserts on the base of the distal phalanx

8
Q

How are the FD profundus and the FD digitorum superficialis tendon connected?

A

by a vinacula to the underlying bone

vasculature and innervation flow the vinacula itself