Mblex Study Guide | Questions And Answers Latest {2024- 2025} A+ Graded | 100%
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Which head of the biceps brachii passes through the intertubercular groove? - Long head
Which of the following is the primary muscle of supination? - Biceps Brachii
Which movement would lengthen the fiber of biceps brachii? - pronation of the forearm
As you follow the biceps brachii belly proximally, it becomes deep to which muscle..... - Deltoid
What is the origin of the biceps brachii's short head? - coracoid process of scapula
What is the insertion of biceps brachii? - tuberosity of radius and aponeurosis of biceps brachii
What is an action of the biceps brachii? - Flex the elbow
What is the thin sheet of fascia extending off the distal tendon of the biceps brachii? - bicipital
aponeurosis
In anatomical position, the coracobrachialis is deep to which muscles..... - pectoralis major and anterior
deltoid
Which movement would lengthen the fibers of the coracobrachialis? - Shoulder abduction
To locate the belly of the coracobrachialis with your partner in the supine position from which muscle
would you slide off into the axilla? - pectoralis major
What is the origin of the coracobrachialis? - Coracoid process of scapula
,What is the insertion of the coracobrachialis? - Medial surface of mid humeral shaft
What is an action of the coracobrachialis? - Flex the shoulder
The origin of the deltoid is identical to the insertion of which muscle? - Trapezius
What action can you ask your partner to perform at the shoulder in order to contract the entire deltiod?
- Abduction
What are true statements about the deltoid? - It's an antagonist to itself.
It's posterior fibers laterally rotate the shoulder.
It's posterior fibers extend the shoulder.
Which shoulder movement would lengthen the anterior fibers of the deltiod? - Extension
What is the origin of the deltoid? - lateral one third of clavicle, acromion and spine of scapula
What is the insertion of the deltoid? - deltoid tuberosity
What is an action of all fibers of the deltoid? - abduct the shoulder
What portion of the latissimus dorsi is the easiest to grasp? - middle portion next to the lateral border
What muscle is a complete synergist with the latissumus dorsi and is sometimes called lats little helper?
- teres major
What is NOT and action created by contracting latissimus dorsi? - Lateral rotation of shoulder
What shoulder movement would lengthen the fibers of latissimus dorsi? - Abduction
, What shoulder movement would shorten the fibers of teres major? - Adduction
What is part of the origin of latissimus dorsi? - Thoracolumbar aponeurosis
What is the insertion of latissimus dorsi? - intertubercular groove of the humerus
What is an action of latissimus dorsi? - medially rotate the shoulder
What is part of the origin of teres major? - lower half of lateral border of scapula
What is the insertion of teres major? - crest of the lesser tubercle of the humerus
What is an action of teres major? - Extend the shoulder
With your partner in a prone position what movement of the shoulder can he perform to create a strong
contraction of the latissimus dorsi? - resisted medial rotation
Considering their attachment sites, which bony landmark can help you distinguish the teres major from
the latissimus dorsi fiber? - lateral border of the scapula
What movement of the head and neck would lengthen the fibers of levator scapula on the righjt side of
the body? - rotation to the left
What is the origin of the levator scapula? - Transverse process of the 1st-4th cervical verterbrae
What is the insertion of the levator scapula? - medial border of the scapula, between superior angle and
superior portion of the spine of scapula
What in an action of the levator scapula? - elevate the scapula
Verified
Which head of the biceps brachii passes through the intertubercular groove? - Long head
Which of the following is the primary muscle of supination? - Biceps Brachii
Which movement would lengthen the fiber of biceps brachii? - pronation of the forearm
As you follow the biceps brachii belly proximally, it becomes deep to which muscle..... - Deltoid
What is the origin of the biceps brachii's short head? - coracoid process of scapula
What is the insertion of biceps brachii? - tuberosity of radius and aponeurosis of biceps brachii
What is an action of the biceps brachii? - Flex the elbow
What is the thin sheet of fascia extending off the distal tendon of the biceps brachii? - bicipital
aponeurosis
In anatomical position, the coracobrachialis is deep to which muscles..... - pectoralis major and anterior
deltoid
Which movement would lengthen the fibers of the coracobrachialis? - Shoulder abduction
To locate the belly of the coracobrachialis with your partner in the supine position from which muscle
would you slide off into the axilla? - pectoralis major
What is the origin of the coracobrachialis? - Coracoid process of scapula
,What is the insertion of the coracobrachialis? - Medial surface of mid humeral shaft
What is an action of the coracobrachialis? - Flex the shoulder
The origin of the deltoid is identical to the insertion of which muscle? - Trapezius
What action can you ask your partner to perform at the shoulder in order to contract the entire deltiod?
- Abduction
What are true statements about the deltoid? - It's an antagonist to itself.
It's posterior fibers laterally rotate the shoulder.
It's posterior fibers extend the shoulder.
Which shoulder movement would lengthen the anterior fibers of the deltiod? - Extension
What is the origin of the deltoid? - lateral one third of clavicle, acromion and spine of scapula
What is the insertion of the deltoid? - deltoid tuberosity
What is an action of all fibers of the deltoid? - abduct the shoulder
What portion of the latissimus dorsi is the easiest to grasp? - middle portion next to the lateral border
What muscle is a complete synergist with the latissumus dorsi and is sometimes called lats little helper?
- teres major
What is NOT and action created by contracting latissimus dorsi? - Lateral rotation of shoulder
What shoulder movement would lengthen the fibers of latissimus dorsi? - Abduction
, What shoulder movement would shorten the fibers of teres major? - Adduction
What is part of the origin of latissimus dorsi? - Thoracolumbar aponeurosis
What is the insertion of latissimus dorsi? - intertubercular groove of the humerus
What is an action of latissimus dorsi? - medially rotate the shoulder
What is part of the origin of teres major? - lower half of lateral border of scapula
What is the insertion of teres major? - crest of the lesser tubercle of the humerus
What is an action of teres major? - Extend the shoulder
With your partner in a prone position what movement of the shoulder can he perform to create a strong
contraction of the latissimus dorsi? - resisted medial rotation
Considering their attachment sites, which bony landmark can help you distinguish the teres major from
the latissimus dorsi fiber? - lateral border of the scapula
What movement of the head and neck would lengthen the fibers of levator scapula on the righjt side of
the body? - rotation to the left
What is the origin of the levator scapula? - Transverse process of the 1st-4th cervical verterbrae
What is the insertion of the levator scapula? - medial border of the scapula, between superior angle and
superior portion of the spine of scapula
What in an action of the levator scapula? - elevate the scapula
