The shoulder and hip are examples of ball and socket joints.
Briefly describe the structural differences between the two and how this impacts the available motions at each joint.
The Correct Answer is ["The shoulder and hip are examples of ball and socket joints"]
Briefly describe the structural differences between the two and how this impacts the available motions at each joint.
Answer and explanation.
The shoulder and hip are both ball and socket joints, which means they have a round end of one bone that fits into a small cup-like area of another bone.
However, the shoulder joint is more mobile than the hip joint, which means it can move in more directions, but it is also more unstable and prone to dislocation.
The hip joint is more stable than the shoulder joint, which means it can support more weight and force, but it has less range of motion.
The shoulder joint allows for eight different movements: flexion, extension, abduction, adduction, internal rotation, external rotation, horizontal abduction, and horizontal adduction.
The hip joint allows for six different movements: flexion, extension, abduction, adduction, internal rotation, and external rotation.
The shoulder joint has a larger socket than the hip joint, which gives it more freedom of movement.
The hip joint has a smaller socket than the shoulder joint, which makes it more secure and stable.
The shoulder and hip joints are both important for many daily functions and activities.
They are also both susceptible to injuries and conditions such as osteoarthritis, inflammatory arthritis, and labrum tears.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["Ischial tuberosity"]
Explanation
The ischial tuberosity is a bony prominence located at the base of the pelvis.
It is the part of the pelvis that bears weight when sitting and is commonly referred to as the "sitting bone." The ischial tuberosity is attached to several important muscles, including the hamstrings and the adductor magnus, which play a crucial role in hip extension and thigh adduction, respectively.
The ischial tuberosity is also an important landmark for identifying the sciatic nerve, which runs in close proximity to the bone.
Injuries to the ischial tuberosity can occur as a result of prolonged sitting, direct trauma, or repetitive stress, and can cause pain and discomfort in the buttocks and hips.
Correct Answer is B
Explanation
The ethmoid bone is a part of the axial skeleton, not the appendicular skeleton.
The axial skeleton consists of the bones of the skull, vertebral column, ribs, and sternum.
Choice A is incorrect because the ulna is a part of the upper limb, which is supported by the pectoral girdle.
Choice C is incorrect because the ilium is a part of the hip bone, which forms the pelvic girdle.
Choice D is incorrect because the patella is a part of the lower limb, which is supported by the pelvic girdle.
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