Related Experiment Video
Updated: Jul 21, 2025
07:56
A Standardized Method for Measurement of Elbow Kinesthesia
Published on: October 10, 2020
7.1K
Proprioceptive Acuity Assessment in Multiple Directions Across Multiple Joints in the Upper Limb
Kai-Qi Zhang1, Yan-Xia Li1, Na Lv1
1College of Physical Education, Langfang Normal University, Langfang,China.
Motor Control
|July 28, 2023
Summary
Upper limb proprioception accuracy depends on movement direction and joint angle. Errors increase with larger ranges of motion and limb elevation, impacting body posture and precise movement control.
Area of Science:
- Neuroscience
- Biomechanics
- Kinesiology
Background:
- Proprioception, the sense of body position and movement, is crucial for motor control.
- Accurate proprioception relies on sensory feedback to the central nervous system for maintaining posture and executing precise movements.
Purpose of the Study:
- To investigate how direction and joint angle influence upper limb proprioception.
- To determine the relationship between range of motion, limb elevation, and proprioceptive accuracy.
Main Methods:
- Thirty male participants performed a position reproduction task.
- Measurements were taken across 13 different directions and three joint angles for the upper limb.
Main Results:
- Upper limb proprioception is significantly influenced by joint angle and movement direction.
- Position reproduction error was higher in directions with a larger range of motion.
- Repositioning errors increased with greater limb elevation angles.
Conclusions:
- Proprioceptive accuracy in the upper limb varies with direction and joint angle.
- Factors like gravitational moments and muscle activation may influence sensory perception at the elbow joint.
Related Concept Videos
01:15Bones of the Upper Limb: Ulna
2.2K
The ulna and radius are parallel bones of the antebrachium or the forearm. The ulna lies medially and consists of a bony tip called the olecranon process at its proximal end. This hook-like projection articulates with the olecranon fossa of the humerus and forms the "hinged" ulnohumeral part of the elbow joint. This joint facilitates forearm extension and flexion while preventing its hyperextension. Similarly, the coronoid process, another bony projection on the proximal/anterior side...
2.2K
01:09Bones of the Upper Limb: Radius
2.3K
The radius is longer of the two bones that make up the human antebrachium or forearm. At the proximal end, the radius articulates with the capitulum of the humerus and the radial notch of the ulna to form the elbow joint. At the distal end, the radius articulates with the ulna via the ulnar notch, forming the distal radioulnar joint. Distally, the radius also attaches to the carpal wrist bones (scaphoid and lunate) to form the radiocarpal joint.
The radius has a nail-shaped head, and a...
The radius has a nail-shaped head, and a...
2.3K
01:23Assessment of the Abdomen III: Palpation
785
Palpation is a crucial tactile examination method for assessing abdominal organs and detecting conditions like tenderness, distention, masses, or fluid. It involves both light and deep palpation techniques, each serving specific diagnostic purposes. Light palpation helps identify tenderness and other surface-level indicators, while deep palpation locates and assess abdominal masses and organ boundaries. A skilled professional can gather valuable insights through palpation, including evaluating...
785
01:09Functional Classification of Joints
4.2K
Functional Classification of Joints
The functional classification of joints is determined by the amount of mobility between the adjacent bones. Joints are functionally classified as a synarthrosis or immobile joint, an amphiarthrosis or slightly moveable joint, or as a diarthrosis, a freely moveable joint. Fibrous and cartilaginous joints can be functionally classified as either synarthroses or amphiarthroses, whereas all synovial joints are classified as diarthroses.
Synarthrosis
An...
The functional classification of joints is determined by the amount of mobility between the adjacent bones. Joints are functionally classified as a synarthrosis or immobile joint, an amphiarthrosis or slightly moveable joint, or as a diarthrosis, a freely moveable joint. Fibrous and cartilaginous joints can be functionally classified as either synarthroses or amphiarthroses, whereas all synovial joints are classified as diarthroses.
Synarthrosis
An...
4.2K
01:19Bones of the Upper Limb: Humerus
3.3K
The upper limb consists of the arm, forearm, wrist, and hand bones. The humerus is the single bone of the upper arm region. Proximally, it has a large, spherical, smooth head that articulates with the glenoid cavity of the scapula to form the glenohumeral or shoulder joint. The margin of the head is the anatomical neck, a residual epiphyseal plate. Laterally it extends to form bony projections called the greater tubercle and the lesser tubercle. Next to the tubercles is the surgical neck, a...
3.3K
01:10Ankle Joint
1.6K
The ankle is formed by the talocrural joint (crural = leg). It consists of the articulations between the talus bone of the foot and the distal ends of the tibia and fibula of the leg. The superior aspect of the talus bone is square-shaped and has three areas of articulation. The top of the talus articulates with the inferior tibia. This is the portion of the ankle joint that carries the body weight between the leg and foot. The sides of the talus are firmly held in position by the articulations...
1.6K