EXSS 175 COMPREHENSIVE STUDY GUIDE
2026 FULL QUESTIONS AND SOLUTIONS
GRADED A+
◍ Triceps: Lateral Head insertion.
Answer: Olecranon of ulna
◍ Reversibility.
Answer: positive adaptations will be lost if you STOP the exercise
◍ Middle/Acromial deltoid origin innervation.
Answer: axillary nerve (C5-6)
◍ rhomboid major action.
Answer: Scapulothoracic joint- scapular elevation, retraction, and downward
rotation (draws scapula superomedially) - Rotates the glenoid cavity
inferiorly - Supports position of scapula on thoracic wall
◍ latissimus dorsi action.
Answer: shoulder join; arm internal rotation, adduction, and extension
◍ serratus anterior insertion.
Answer: -Superior angle of scapula- Medial border of scapula - Inferior
angle and medial border
◍ teres major innervation.
Answer: Lower subscapular nerve (C5, C7)
◍ supraspinatus innervation.
Answer: suprascapular nerve (C5-6)
◍ Lower Trapezius Insertion.
Answer: Medial end of scapular spine
, ◍ Palmaris Longus Actions.
Answer: Wrist flexion
◍ Serratus Anterior Origin.
Answer: - Superior Part: Ribs 1-2 - Middle part: Ribs 3-6- Inferior part: Ribs
7-8/9
◍ Pronator Teres Insertion.
Answer: Lateral surface of radius
◍ Brachioradialis action.
Answer: Forearm flexion
◍ Pectoralis Major Sternal head Origin.
Answer: Anterior surface of sternum, coastal cartlidges of ribs 1-6
◍ Brachialis action.
Answer: Elbow flexion
◍ Upper Trapezius - Origin.
Answer: Medial third of the superior nuchal line, external occipital
protuberance, spinous processes of vertebrae C2-7
◍ Biceps brachii Long Head action.
Answer: -Elbow: flexion and supination - GH: weak flexor of arm
◍ Type 2 a and 2 x muscle fibers.
Answer: fast-twitched
◍ Initial Value.
Answer: an individual w/ the lowest will have the greatest % improvement
◍ coracobrachialis insertion.
Answer: anteromedial surface of the humeral shaft
◍ Triceps: Medial Head origin.
Answer: posterior surface of humerus
◍ Triceps: Lateral Head Origin.
Answer: posterior surface of the humerus
2026 FULL QUESTIONS AND SOLUTIONS
GRADED A+
◍ Triceps: Lateral Head insertion.
Answer: Olecranon of ulna
◍ Reversibility.
Answer: positive adaptations will be lost if you STOP the exercise
◍ Middle/Acromial deltoid origin innervation.
Answer: axillary nerve (C5-6)
◍ rhomboid major action.
Answer: Scapulothoracic joint- scapular elevation, retraction, and downward
rotation (draws scapula superomedially) - Rotates the glenoid cavity
inferiorly - Supports position of scapula on thoracic wall
◍ latissimus dorsi action.
Answer: shoulder join; arm internal rotation, adduction, and extension
◍ serratus anterior insertion.
Answer: -Superior angle of scapula- Medial border of scapula - Inferior
angle and medial border
◍ teres major innervation.
Answer: Lower subscapular nerve (C5, C7)
◍ supraspinatus innervation.
Answer: suprascapular nerve (C5-6)
◍ Lower Trapezius Insertion.
Answer: Medial end of scapular spine
, ◍ Palmaris Longus Actions.
Answer: Wrist flexion
◍ Serratus Anterior Origin.
Answer: - Superior Part: Ribs 1-2 - Middle part: Ribs 3-6- Inferior part: Ribs
7-8/9
◍ Pronator Teres Insertion.
Answer: Lateral surface of radius
◍ Brachioradialis action.
Answer: Forearm flexion
◍ Pectoralis Major Sternal head Origin.
Answer: Anterior surface of sternum, coastal cartlidges of ribs 1-6
◍ Brachialis action.
Answer: Elbow flexion
◍ Upper Trapezius - Origin.
Answer: Medial third of the superior nuchal line, external occipital
protuberance, spinous processes of vertebrae C2-7
◍ Biceps brachii Long Head action.
Answer: -Elbow: flexion and supination - GH: weak flexor of arm
◍ Type 2 a and 2 x muscle fibers.
Answer: fast-twitched
◍ Initial Value.
Answer: an individual w/ the lowest will have the greatest % improvement
◍ coracobrachialis insertion.
Answer: anteromedial surface of the humeral shaft
◍ Triceps: Medial Head origin.
Answer: posterior surface of humerus
◍ Triceps: Lateral Head Origin.
Answer: posterior surface of the humerus
