Upper Limb

Which of the following articulates with the head of the humerus?

• Radial fossa

• Glenoid fossa

• Acromion process

• Olecranon fossa

Which of the following is NOT an action of the scapula?

• Extension

• Elevation

• Protraction

• Retraction

True or False: The radius is the more medial bone of the forearm (in anatomical position)

• True

• False

What type of joint is formed between the acromion process and clavicle?

• Saddle joint

• Hinge joint

• Pivot joint

• Gliding joint

Which of the following is NOT a part of the humeroulnar joint (during flexion)?

• Trochlear notch

• Trochlea

• Capitulum

• Coronoid fossa

Which of the following carpal bones articulates with the distal ends of BOTH the radius and ulna?

• Trapezium

• Trapezoid

• Capitate

• Lunate

Muscles that cross the glenohumeral (shoulder) joint posteriorly have what action?

• Adduct the ulna

• Extend the humerus

• Abduct the humerus

• Flex the humerus

Subscapularis crosses the shoulder joint lateral to medial, therefore it _______ the humerus.

• Abducts

• Adducts

• Laterally rotates

• Flexes

Rotation of the hand and forearm so that the palm faces anteriorly is called:

• Pronation

• Extension

• Abduction

• Supination

Which of the following is NOT an action at the elbow joint?

• Pronation

• Medial rotation

• Abduction

• All of these