Practice test
Hip Adduction Agonists
Adductor Brevis Adductor Longus Adductor Magnus Gracilis
Medial muscles of the hip - primarily involved in hip adduction
Adductor brevis Adductor longus Adductor magnus Gracilis
Anterior muscles primarily involved with flexion and pronation
Biceps brachii Brachialis Brachioradialis Pronator teres Pronator quadratus
Elbow flexors
Biceps brachii Brachialis Brachioradialis Weak assistance from Pronator teres
Radioulnar supinators
Biceps brachii Supinator Brachioradialis
Ulnar collateral ligament (UCL)
Critical in providing medial support to prevent elbow from abducting when stressed in physical activity.
Hip Extension Agonists
Gluteus Maximus Biceps Femoris (Long Head) Semitendinosus Semimembranosus
Hip External Rotation Agonists
Gluteus Maximus Six Deep External Rotators
Hip Abduction Agonists
Gluteus Medius Tensor Fasciae Latae Gluteus Maximus Gluteus Minimus
Hip Internal Rotation Agonists
Gluteus Minimus Gluteus Medius Tensor Fasciae Latae
Posterior muscles of the hip - primarily involved in hip extension
Gluteus maximus Biceps femoris Semitendinosus Semimembranosus External rotators
Lateral muscles of the hip - primarily involved in hip abduction
Gluteus medius Gluteus minimus External rotators Tensor fasciae latae
Six Deep External Rotators
Piriformis Gemellus superior Gemellus inferior Obturator internus Obturator externus Quadratus femoris
Radioulnar pronators
Pronator teres Pronator quadratus Brachioradialis
Annular ligament
Provides a sling effect around radial head for stability
Radial collateral ligament
Provides lateral stability & is rarely injured
Hip Flexion Agonists
Psoas Iliacus (Iliopsoas) Rectus Femoris Pectineus Sartorius Tensor Fascia Latae
The ulna and radius...
Serve as distal attachments for muscles that flex & extend the elbow.
The scapula and humerus...
Serve as proximal attachments for muscles that flex & extend the elbow.
Scapula, humerus, & ulna...
Serve as proximal attachments for muscles that pronate & supinate the radioulnar joints.
Posterior muscles primarily involved with extension and supination
Triceps brachii Anconeus Supinator
Elbow extensors
Triceps brachii Anconeus provides assistance
Which of the following is not an action of the pectineus muscle? a. abduction of the hip b. adduction of the hip c. external rotation of the hip d. flexion of the hip
a. abduction of the hip
The gluteus medius muscle is located ____ and performs ____? a. medially, adduction b. laterally, abduction c. anteriorly, flexion d. posteriorly, extension
a. medially, adduction
Agonist muscles during hip extension include all of the following except? a. sartorius b. semitendinosus c. biceps femoris d. gluteus maximus
a. sartorius
Which of the following is considered to be an agonist muscle during hip external rotation? a. TFL b. gluteus maximus c. adductor brevis d. biceps femoris
b. gluteus maximus
Which of the following is considered to be an agonist muscle during hip abduction? a. iliopsoas b. gluteus medius c. pectineus d. semimembranosus
b. gluteus medius
The iliopsoas muscle is located ____ and performs ____? a. medially, adduction b. laterally, abduction c. anteriorly, flexion d. posteriorly, extension
b. laterally, abduction
The sartorius muscle is located ____ and performs ____? a. medially, adduction b. laterally, abduction c. anteriorly, flexion d. posteriorly, extension
c. anteriorly, flexion
All of the following are bony landmarks located on the humerus except? a. lateral condyloid ridge b. olecranon fossa c. coronoid fossa d. coronoid process
d. coronoid process
The biceps femoris muscle is located ____ and performs ____? a. medially, adduction b. laterally, abduction c. anteriorly, flexion d. posteriorly, extension
d. posteriorly, extension
The semimembranous muscle is located ____ and performs ____? a. medially, adduction b. laterally, abduction c. anteriorly, flexion d. posteriorly, extension
d. posteriorly, extension
