Kinesiology Elbow, forearm, wrist

What type of joint is the elbow joint?

• 1. Synovial biaxial hinge joint

• 1. Synovial uniaxial hinge joint

• 1. Synovial biaxial pivot joint

• 1. Synovial uniaxial pivot joint

What type of joint is the wrist joint?

• 1. Synovial biaxial hinge joint

• 1. Synovial uniaxial hinge joint

• 1. Synovial biaxial pivot joint

• 1. Synovial uniaxial pivot joint

Which of the following describes the humeroulnar joint?

• 1. The articulation between the trochlea of the humerus and the trochlear notch of the ulna

• 1. The articulation between the capitulum of the humerus and the radial head of the radius

• 1. The articulation between the humeral head and the glenoid cavity

• 1. The articulation between the clavicle and acromion

Which of the following describes the humeroradial joint?

• 1. The articulation between the trochlea of the humerus and the trochlear notch of the ulna

• 1. The articulation between the radial head of the radius and the olecranon

• 1. The articulation between the capitulum of the humerus and the radial head of the radius

• 1. The articulation between the humeral shaft and the radius

What is the primary function of the lateral (radial) collateral ligament of the elbow?

• 1. To provide medial stability and prevent valgus forces

• 1. To provide lateral stability and prevent varus forces

• 1. To provide medial stability and prevent varus forces

• 1. To provide lateral stability and prevent valgus forces

What is the primary function of the medial (ulnar) collateral ligament?

• 1. To provide medial stability and prevent valgus forces

• 1. To provide lateral stability and prevent varus forces

• 1. To provide medial stability and prevent varus forces

• 1. To provide lateral stability and prevent valgus forces

Where does the medial (ulnar) collateral ligament attach?

• 1. From the lateral epicondyle of the humerus to the radius

• 1. From the medial epicondyle of the humerus to the ulna

• 1. From the medial epicondyle of the humerus to the radius

• 1. From the lateral epicondyle of the humerus to the radius and ulna

Where does the lateral (radial) collateral ligament of the elbow attach?

• 1. From the lateral epicondyle of the humerus to the radius

• 1. From the medial epicondyle of the humerus to the ulna

• 1. From the medial epicondyle of the humerus to the radius

• 1. From the lateral epicondyle of the humerus to the radius and ulna

What does a varus force on the elbow joint involve?

• 1. The forearm is pushed laterally, and the humerus is pushed medially

• 1. The forearm is pushed medially, and/or the humerus is pushed laterally

• 1. The forearm is pushed laterally, and the humerus is pushed laterally

• 1. The forearm is pushed medially, and/or the humerus is pushed medially

What does a valgus force on the elbow joint involve?

• 1. The forearm is pushed laterally, and the humerus is pushed medially

• 1. The forearm is pushed medially, and/or the humerus is pushed laterally

• 1. The forearm is pushed laterally, and the humerus is pushed laterally

• 1. The forearm is pushed medially, and/or the humerus is pushed medially