1. Joint stability refers to:
(A) Ability of a joint to maintain or return to proper alignment
(B) Range of motion available at a joint
(C) Muscle strength only
(D) Ligament length
2. Joint mobility refers to:
(A) Range of motion available at a joint
(B) Joint strength only
(C) Muscle activation
(D) Ligament thickness
3. Ligaments primarily contribute to:
(A) Joint stability
(B) Muscle power
(C) Flexibility
(D) Speed of movement
4. Muscles contribute to joint stability by:
(A) Co-contracting around the joint
(B) Stretching ligaments
(C) Reducing joint motion only
(D) Weakening tendons
5. Capsular structures in a joint:
(A) Limit excessive motion
(B) Produce muscle force
(C) Store energy
(D) Increase flexibility only
6. Joint mobility is limited by:
(A) Muscle tightness, ligament restrictions, or bone structure
(B) Muscle activation only
(C) Ligament laxity only
(D) Tendon elasticity only
7. Dynamic stability refers to:
(A) Stability achieved during movement
(B) Stability at rest
(C) Joint hypermobility
(D) Ligament laxity
8. Static stability refers to:
(A) Joint stability without movement
(B) During dynamic motion
(C) Only in weight-bearing exercises
(D) Only in open-chain movements
9. The shoulder joint is an example of a:
(A) Highly mobile but less stable joint
(B) Highly stable but less mobile joint
(C) Immobile joint
(D) Simple hinge joint
10. The hip joint is an example of a:
(A) Highly stable but moderately mobile joint
(B) Highly mobile but unstable joint
(C) Immobile joint
(D) Ball-and-socket with no stability
11. The knee joint relies on which structures for stability?
(A) Ligaments, menisci, and surrounding muscles
(B) Only ligaments
(C) Only cartilage
(D) Only capsule
12. Muscle imbalances can lead to:
(A) Joint instability
(B) Increased mobility only
(C) Decreased strength only
(D) Reduced endurance only
13. Proprioceptors contribute to:
(A) Dynamic joint stability
(B) Bone density
(C) Ligament length
(D) Muscle hypertrophy
14. Ligamentous laxity increases:
(A) Joint mobility
(B) Muscle power
(C) Bone density
(D) Joint compression only
15. Joint hypermobility may predispose to:
(A) Instability and injury
(B) Increased strength
(C) Muscle hypertrophy
(D) Bone growth
16. Stretching exercises primarily improve:
(A) Joint mobility
(B) Stability
(C) Muscle strength only
(D) Ligament stiffness only
17. Strengthening exercises primarily improve:
(A) Joint stability
(B) Joint mobility
(C) Ligament length
(D) Cartilage thickness
18. Closed kinetic chain exercises improve:
(A) Joint stability
(B) Mobility only
(C) Isolated muscle strength
(D) Finger dexterity
19. Open kinetic chain exercises improve:
(A) Joint mobility and isolated muscle strength
(B) Only joint stability
(C) Postural control only
(D) Cardiovascular endurance only
20. Functional activities improve:
(A) Both joint stability and mobility
(B) Only mobility
(C) Only strength
(D) Only balance
21. Joint stability is enhanced by:
(A) Proper neuromuscular control
(B) Only ligament stiffness
(C) Only muscle length
(D) Only tendon elasticity
22. Ligament injury reduces:
(A) Passive stability
(B) Muscle activation
(C) Joint mobility only
(D) Bone density
23. Muscle weakness around a joint can cause:
(A) Dynamic instability
(B) Ligament shortening
(C) Bone fracture
(D) Tendon rupture only
24. Excessive joint mobility without strength leads to:
(A) Instability and increased injury risk
(B) Improved function always
(C) Reduced ROM
(D) Increased bone density
25. Proprioceptive training enhances:
(A) Dynamic joint stability
(B) Ligament length only
(C) Muscle hypertrophy only
(D) Tendon elasticity only
26. Closed-packed position of a joint:
(A) Maximizes joint congruency and stability
(B) Maximizes mobility only
(C) Reduces stability
(D) Increases ligament laxity
27. Open-packed (loose) position of a joint:
(A) Allows maximal mobility
(B) Maximizes stability
(C) Minimizes ROM
(D) Increases injury resistance
28. Shoulder rotator cuff muscles enhance:
(A) Dynamic stability of the glenohumeral joint
(B) Only strength
(C) Only mobility
(D) Only posture
29. Ankle ligaments resist:
(A) Excessive inversion and eversion
(B) Knee rotation only
(C) Hip abduction only
(D) Elbow extension only
30. Knee menisci enhance:
(A) Joint stability and load distribution
(B) Muscle power
(C) Shoulder mobility
(D) Wrist stability
31. Joint capsules limit:
(A) Excessive motion to prevent injury
(B) Muscle hypertrophy
(C) Strength
(D) Tendon elasticity
32. Functional strengthening enhances:
(A) Both stability and mobility
(B) Only mobility
(C) Only bone density
(D) Only tendon length
33. Hypermobility syndromes are associated with:
(A) Increased injury risk
(B) Muscle hypertrophy only
(C) Bone growth only
(D) Reduced cardiovascular endurance
34. Ligamentous stress tests evaluate:
(A) Joint stability
(B) Range of motion only
(C) Muscle length
(D) Finger dexterity
35. Balance training contributes to:
(A) Dynamic joint stability
(B) Ligament stiffness only
(C) Muscle hypertrophy only
(D) Tendon length
36. Immobilization of a joint leads to:
(A) Decreased mobility and potential stiffness
(B) Increased stability
(C) Increased strength automatically
(D) Ligament elongation
37. Joint mobilization techniques primarily improve:
(A) Mobility
(B) Strength
(C) Stability only
(D) Muscle hypertrophy
38. Neuromuscular control exercises improve:
(A) Dynamic stability
(B) ROM only
(C) Flexibility only
(D) Muscle length only
39. Static stretching improves:
(A) Joint mobility
(B) Dynamic stability only
(C) Muscle power only
(D) Ligament thickness
40. Resistance training around a joint improves:
(A) Dynamic stability
(B) Only mobility
(C) Only flexibility
(D) Only ligament length
41. Prolonged hypermobility without training may cause:
(A) Instability
(B) Increased strength
(C) Enhanced endurance
(D) Increased bone density
42. Core muscle activation contributes to:
(A) Lumbar joint stability
(B) Shoulder flexibility only
(C) Finger strength only
(D) Elbow ROM only
43. Closed-chain exercises at the ankle enhance:
(A) Stability and proprioception
(B) Only mobility
(C) Only ROM
(D) Only tendon elasticity
44. Shoulder CKC exercises improve:
(A) Scapulothoracic stability
(B) Finger dexterity
(C) Wrist mobility only
(D) Elbow ROM only
45. Hip stability is critical for:
(A) Gait and functional movements
(B) Finger strength
(C) Shoulder mobility
(D) Elbow stability only
46. Joint laxity can be beneficial in:
(A) Sports requiring flexibility
(B) Weightlifting only
(C) Stability-only exercises
(D) Cardiovascular endurance only
47. Strengthening periarticular muscles primarily improves:
(A) Joint stability
(B) Mobility only
(C) Ligament laxity
(D) Tendon rupture risk
48. Balance, core, and proprioception exercises are important for:
(A) Dynamic joint stability
(B) Static joint only
(C) Ligament elongation
(D) Bone density only
49. Joint instability can result in:
(A) Injury, pain, and abnormal movement patterns
(B) Increased strength automatically
(C) Increased ROM only
(D) No functional impact
50. Mobility-stability continuum in rehabilitation emphasizes:
(A) Balancing flexibility and strength
(B) Only mobility
(C) Only stability
(D) Only endurance