Kinesiology - arm, wrist, hand

Question 1

What are the 3 bones in the arm?

Answer 1

• humerus
• radius
• ulna

Question 2

How many joints are there in the arm?

Answer 2

5

Question 3

List the 5 joints in the arm

Answer 3

• elbow joint
• radiohumeral joint
• humeroulnar joint
• distal radioulnar joint
• proximal radioulnar joint

Question 4

What type of joint are the 2 radioulnar joints?

Answer 4

pivot

Question 5

What type of joint is the elbow joint?

Answer 5

true hinge

Question 6

How many ligaments are there in the elbow joint?

Answer 6

3

Question 7

List the 3 ligaments in the elbow

Answer 7

• annular ligament
• radial collateral ligament
• ulnar collateral ligament

Question 8

How many bones do we have in our hands?

Answer 8

28-30

Question 9

What are the 3 types of bones in the hand?

Answer 9

• phalanges
• metacarpals
• carpals

Question 10

How many phalanges do we have in our fingers?

Answer 10

3

Question 11

How many phalanges do we have in our thumb?

Answer 11

2

Question 12

How many carpals do we have?

Answer 12

8

Question 13

List the 8 carpals in the hand

Answer 13

• capitate
• hammate
• pisiform
• lunate
• triquetrum
• scaphoid
• trapezium
• trapezioid

Question 14

What are the names of the 3 phalanges?

Answer 14

• proximal phalanx
• distal phalanx
• mid phalanx

Question 15

What movements does the elbow carry out?

Answer 15

• flexion
• extension

Question 16

What movements does the forearm carry out?

Answer 16

• supination
• pronation

Question 17

List the anterior elbow flexors

Answer 17

• biceps brachii
• brachialis
• brachioradialis

Question 18

What is the origin of the long head of the bicep brachii?

Answer 18

supraglenoid tubercle

Question 19

What is the origin of the short head of the biceps brachii?

Answer 19

coracoid process

Question 20

What is the insertion of the biceps brachii?

Answer 20

radial tuberosity

Question 21

What actions does the biceps brachii carry out?

Answer 21

• elbow flexion
• shoulder flexion (weak)
• supination of forearm (weak)
• horizontal adduction (shoulder)
• abduction (shoulder) (weak)

Question 22

What is the innervation of the biceps brachii?

Answer 22

musculocutaneous nerve

Question 23

What is the palpation of the biceps brachii?

Answer 23

anterior humerus, when elbow is flexed

Question 24

What is the origin of the brachialis?

Answer 24

distal half of anterior humerus

Question 25

What is the insertion of the brachialis?

Answer 25

coronoid process (ulna)

Question 26

What is the main action of the brachialis?

Answer 26

elbow flexion

Question 27

What is the origin of the brachioradialis?

Answer 27

distal 2/3 of lateral supercondylar ridge (humerus)

Question 28

What is the insertion of the brachioradialis?

Answer 28

styloid process (radius)

Question 29

What is the main actions of the brachioradialis?

Answer 29

- elbow flexion - pronation - supination

Question 30

List the posterior elbow extensors

Answer 30

- triceps brachii - anconeus

Question 31

What is the insertion of the triceps brachii?

Answer 31

olecranon process of ulna

Question 32

What is the origin of the long head of the triceps brachii?

Answer 32

infraglenoid tubercle

Question 33

What is the origin of the lateral head of the triceps brachii?

Answer 33

upper 1/2 of posterior humerus

Question 34

What is the origin of the medial head of the triceps brachii?

Answer 34

distal 2/3 of posterior humerus

Question 35

What is the innervation of the triceps brachii?

Answer 35

radial nerve

Question 36

What is the palpation of the triceps brachii?

Answer 36

posterior humerus, when elbow is extended

Question 37

What are the main actions of the triceps brachii?

Answer 37

- elbow extension - shoulder extension (weak) (LoH) - horizontal abduction (shoulder) (LoH) - adduction (shoulder) (weak) (LoH)

Question 38

What is the origin of the anconeus?

Answer 38

posterior of lateral condyle of humerus

Question 39

What is the insertion of the anconeus?

Answer 39

posterior of olecranon process and ulna

Question 40

What are the main actions of the anconeus?

Answer 40

elbow extension

Question 41

List the pronators

Answer 41

- pronator quadratus - pronator teres - brachioradialis

Question 42

List the supinators

Answer 42

- supinator - brachioradialis - biceps brachii

Question 43

List the muscles that carry out flexion

Answer 43

- biceps brachii - brachialis - brachioradialis

Question 44

List the muscles that carry out extension

Answer 44

- triceps brachii - anconeus

Question 45

List the muscles that carry out pronation

Answer 45

- pronator quadratus - pronator teres - brachioradialis (supination to neutral)

Question 46

List the muscles that carry out abduction

Answer 46

- supinator - brachioradialis (pronation to neutral) - biceps brachii (pronation to neutral)

Question 47

What is the 1 injury we need to know?

Answer 47

tennis elbow

Question 48

What is tennis elbow?

Answer 48

lateral epicondylitis - inflammation of the bone

Question 49

What is the mechanism of tennis elbow?

Answer 49

- faulty technique - overtraining of the wrist extensors

Question 50

What is the presentation of tennis elbow?

Answer 50

- pain on the lateral epicondyle of the elbow - tender and swollen

Question 51

What is the management of tennis elbow?

Answer 51

- RICE - NSAIDs - ice massage - correct technique

Question 52

What is the complications of tennis elbow?

Answer 52

- prognosis - sometimes not always addressed