Which of the following structures stabilizes the tendon of the long head of the biceps as it travels through the intertubercular groove of the humerus?

Question

BlackTom AI · Accepted Answer

To tackle this question, we first identify what structure stabilizes the tendon of the long head of the biceps as it traverses the intertubercular (bicipital) groove of the humerus.
Option 1: Glenoid Labrum. This fibrocartilaginous rim deepens the glenoid cavity and helps stabilize the shoulder joint overall, but it does not directly stabilize the biceps tendon within the intertubercular groove.
Option 2: Middle Glenohumeral Ligament. This ligament contributes to anterior–posterior stability of the glenohumeral joint and is not specifically involved in securing the long head of the biceps tendon in the bicipital groove.
Option 3: Rotator Cuff Muscles. The rotator cuff provides dynamic stabilization for the humeral head and supports shoulder movement, yet it does not function to stabilize the long head of the biceps tendon within the intertubercular groove itself.
Option 4: Transverse Humeral Ligament. This is the key stabilizing structure for the tendon as it passes through the intertubercular groove; it forms a canal that keeps the long head of the biceps tendon in place, preventing subluxation during arm movements.

Thus, considering the specific role of each structure, the transverse humeral ligament is the one that stabilizes the tendon of the long head of the biceps within the intertubercular groove.

Which of the following structures stabilizes the tendon of the long head of the biceps as it travels through the intertubercular groove of the humerus?单项选择题

类似问题

A muscular dystrophy patient who presents with a condition of "winged scapulae" means that they have a problem with their:

An avulsion fracture (where a tendon or muscle is torn off its attachment on a bone along with a part of the bone it attaches to) of the coracoid process of the scapula would be associated with which of the following tendons:

Most of the shoulder girdle muscles insert on the scapula.

The joint labelled #1 above is the sternoclavicular joint joint and #2 is the acromioclavicular joint

Which of the following shoulder flexors would be affected due to a fracture of the coracoid process?

An avulsion fracture (where a tendon or muscle is torn off its attachment on a bone along with a part of the bone it attaches to) of the supraglenoid tubercle would be associated with which of the following tendons:

Which of the following structures travel through the quadrangular space around the shoulder / axilla?

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单