Question 1

-As shown in the image, what scapular muscle(s) is(are) most likely weak?

Accepted Answer

A) Rhomboids 
B) Serratus anterior 
C) Latissimus dorsi 
D) Lower trapezius 
A) Rhomboids 
B) Serratus anterior 
C) Latissimus dorsi 
D) Lower trapezius

Question 2

What humeral motion must occur to achieve the maximal range of motion for glenohumeral abduction?

Accepted Answer

A) 20° of flexion 
B) Lateral rotation 
C) 20° of extension 
D) Medial rotation 
A) 20° of flexion 
B) Lateral rotation 
C) 20° of extension 
D) Medial rotation

Question 3

What are the arthrokinematics of the clavicle as the lateral end elevates?

Accepted Answer

A) Convex surface rolls superiorly and glides inferiorly 
B) Convex surface rolls and glides inferiorly 
C) Convex surface rolls inferiorly and glides superiorly 
D) Convex surface rolls and glides superiorly 
A) Convex surface rolls superiorly and glides inferiorly 
B) Convex surface rolls and glides inferiorly 
C) Convex surface rolls inferiorly and glides superiorly 
D) Convex surface rolls and glides superiorly

Question 4

Which of the following bony landmarks is formed by the scapular spine as it flattens at its lateral end?

Accepted Answer

A) Acromion process 
B) Supraspinous fossa 
C) Coracoid process 
D) Infraspinous fossa 
A) Acromion process 
B) Supraspinous fossa 
C) Coracoid process 
D) Infraspinous fossa

Question 5

What is the major function of the acromioclavicular joint?

Accepted Answer

A) Stabilizes scapula during arm movement to maintain static position of the scapula 
B) Stabilizes scapula on thoracic wall 
C) Rotates scapula during arm movement to keep humeral head and glenoid fossa aligned 
D) Rotates humerus on scapula 
A) Stabilizes scapula during arm movement to maintain static position of the scapula 
B) Stabilizes scapula on thoracic wall 
C) Rotates scapula during arm movement to keep humeral head and glenoid fossa aligned 
D) Rotates humerus on scapula

Question 6

What are the arthrokinematics of the glenohumeral joint during medial rotation?

Accepted Answer

A) Rolls anteriorly and slides posteriorly 
B) Rolls and slides anteriorly 
C) Rolls posteriorly and slides anteriorly 
D) Rolls and slides posteriorly 
A) Rolls anteriorly and slides posteriorly 
B) Rolls and slides anteriorly 
C) Rolls posteriorly and slides anteriorly 
D) Rolls and slides posteriorly

Question 7

What is the typical vertebral level of the posterolateral scapula?

Accepted Answer

A) T1-T12 
B) C7-T5 
C) T2-T7 
D) C7-T10 
A) T1-T12 
B) C7-T5 
C) T2-T7 
D) C7-T10

Question 8

Which of the following structures occupy the subacromial space?

Accepted Answer

A) Coracohumeral ligament, humeral bursa, supraspinatus tendon 
B) Subacromial bursa, rotator cuff tendons, long head of triceps tendon 
C) Acromioclavicular ligament, bursa, infraspinatus tendon 
D) Subacromial bursa, rotator cuff tendons, long head of biceps tendon 
A) Coracohumeral ligament, humeral bursa, supraspinatus tendon 
B) Subacromial bursa, rotator cuff tendons, long head of triceps tendon 
C) Acromioclavicular ligament, bursa, infraspinatus tendon 
D) Subacromial bursa, rotator cuff tendons, long head of biceps tendon

Question 9

What is the function of the anterior fibers of the deltoid muscle at the glenohumeral joint?

Accepted Answer

A) Extension, horizontal adduction, assist with lateral rotation 
B) Abduction 
C) Flexion, horizontal adduction, assist with medial rotation 
D) Adduction 
A) Extension, horizontal adduction, assist with lateral rotation 
B) Abduction 
C) Flexion, horizontal adduction, assist with medial rotation 
D) Adduction

Question 10

What muscle group produces upward scapular rotation?

Accepted Answer

A) Serratus anterior, upper and lower trapezius 
B) Latissimus dorsi, lower trapezius 
C) Levator scapulae, pectoralis minor, rhomboids 
D) Upper trapezius, levator scapulae 
A) Serratus anterior, upper and lower trapezius 
B) Latissimus dorsi, lower trapezius 
C) Levator scapulae, pectoralis minor, rhomboids 
D) Upper trapezius, levator scapulae

Question 11

Which muscle(s) initiates(initiate) glenohumeral abduction?

Accepted Answer

A) Middle deltoid 
B) Supraspinatus 
C) Anterior and middle deltoid 
D) Infraspinatus 
A) Middle deltoid 
B) Supraspinatus 
C) Anterior and middle deltoid 
D) Infraspinatus

Question 12

Which of the following definitions describes the angle of inclination of the humerus?

Accepted Answer

A) Humeral head rotated 30° posterior to shaft in the horizontal plane 
B) Angle of 100°-110° between shaft and humeral head of the humerus in the frontal plane 
C) Humeral head rotated 30° anterior to shaft in the horizontal plane 
D) Angle of 130°-150° between shaft and humeral head of the humerus in the frontal plane 
A) Humeral head rotated 30° posterior to shaft in the horizontal plane 
B) Angle of 100°-110° between shaft and humeral head of the humerus in the frontal plane 
C) Humeral head rotated 30° anterior to shaft in the horizontal plane 
D) Angle of 130°-150° between shaft and humeral head of the humerus in the frontal plane

Question 13

What is the function of the infraspinatus, teres minor, and subscapularis during shoulder elevation?

Accepted Answer

A) Abduct the humerus 
B) Glide humeral head superiorly 
C) Flex the humerus 
D) Glide humeral head inferiorly 
A) Abduct the humerus 
B) Glide humeral head superiorly 
C) Flex the humerus 
D) Glide humeral head inferiorly

-As shown in the image, what scapular muscle(s) is(are) most likely weak?

What humeral motion must occur to achieve the maximal range of motion for glenohumeral abduction?

What are the arthrokinematics of the clavicle as the lateral end elevates?

Which of the following bony landmarks is formed by the scapular spine as it flattens at its lateral end?

What is the major function of the acromioclavicular joint?

What are the arthrokinematics of the glenohumeral joint during medial rotation?

What is the typical vertebral level of the posterolateral scapula?

Which of the following structures occupy the subacromial space?

What is the function of the anterior fibers of the deltoid muscle at the glenohumeral joint?

What muscle group produces upward scapular rotation?

Which muscle(s) initiates(initiate) glenohumeral abduction?

Which of the following definitions describes the angle of inclination of the humerus?

What is the function of the infraspinatus, teres minor, and subscapularis during shoulder elevation?

Principles of Kinesiology and Biomechanics

Structure and Function of Joints

Structure and Function of Muscles

Additional Biomechanical Principles

Structure and Function of the Spine

Structure and Ventilation Function of the Thorax

Structure and Function of the Temporomandibular Joint

Structure and Function of the Elbow Complex

Structure and Function of the Wrist and Hand Complex

Structure and Function of the Hip Complex

Structure and Function of the Knee

Structure and Function of the Ankle and Foot Complex

The Kinesiology of Gait

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Exam 8: Structure and Function of the Shoulder Complex

-As shown in the image, what scapular muscle(s) is(are) most likely weak?

What humeral motion must occur to achieve the maximal range of motion for glenohumeral abduction?

What are the arthrokinematics of the clavicle as the lateral end elevates?

Which of the following bony landmarks is formed by the scapular spine as it flattens at its lateral end?

What is the major function of the acromioclavicular joint?

What are the arthrokinematics of the glenohumeral joint during medial rotation?

What is the typical vertebral level of the posterolateral scapula?

Which of the following structures occupy the subacromial space?

What is the function of the anterior fibers of the deltoid muscle at the glenohumeral joint?

What muscle group produces upward scapular rotation?

Which muscle(s) initiates(initiate) glenohumeral abduction?

Which of the following definitions describes the angle of inclination of the humerus?

What is the function of the infraspinatus, teres minor, and subscapularis during shoulder elevation?

Principles of Kinesiology and Biomechanics

Structure and Function of Joints

Structure and Function of Muscles

Additional Biomechanical Principles

Structure and Function of the Spine

Structure and Ventilation Function of the Thorax

Structure and Function of the Temporomandibular Joint

Structure and Function of the Elbow Complex

Structure and Function of the Wrist and Hand Complex

Structure and Function of the Hip Complex

Structure and Function of the Knee

Structure and Function of the Ankle and Foot Complex

The Kinesiology of Gait

Filters