Midterm, 2001

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國立台灣大學物理治療學系九十學年度/ 肌動學期中考試

Multiple Choice:

Directions: Beneath each of the following questions are four lettered phrases or sentences marked

(a), (b), (c), and (d), but ONLY ONE best fits the answer. Please decide which one is the closest correct answer. Then, write down the corresponding letter of the answer you have chosen on your answer sheet.

1. Which of the following studies about Harry Potter ( 哈利波特 a. the landing force of Harry Potter from a broomstick fly (

) is a kinematic study?

騎掃帚飛行 ) b. the velocity of the train Harry Potter took to the Hogwatts school ( 魔法學校 ) c. the growing speed of Harry's body weight d. comparison of Harry's leaning speed with his classmates

2. Which of the following statements about the transverse plane is NOT TRUE? a. The transverse plane is also named as a coronal plane. b. The transverse plane divides the body into upper and lower halves. c. Transverse rotations occur at the transverse plane around a vertical axis. d. Abduction and adduction of the foot occur at the transverse plane.

3. The carpometacarpal joint of the thumb is a _____ joint and it possesses _____ degree(s) of freedom of motions? a. biconvex, 1 c. saddle, 1 b. biconvex, 2 d. saddle, 2

4. As the closed kinematic chain motion is compared with the open kinematic chain motion, which of the following statements is TRUE? a. In general, closed kinematic chain motions are used for stability whereas open kinematic chain motions are used for movement generation. b. A closed kinematic chain motion is a combination of several joints uniting successive segments whereas an open kinematic chain motion indicates a single segment motion. c. Closed kinematic chain motions have higher degrees of freedom than do open kinematic chain motions. d. Muscles in a closed kinematic chain contract eccentrically whereas muscles in a open kinematic chain contract concentrically.

5. Which of the following statements about the humeroulnar joint is NOT TRUE? a. The humeroulnar joint is a hinge joint. b. The humeroulnar joint is a diarthosis joint. c. The humeroulnar joint is a synovial joint. d. The humeroulnar joint is a biconvex joint.

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國立台灣大學物理治療學系九十學年度/ 肌動學期中考試

6. When a person stands quietly on the ground with knee straight and then raise his heels

( 墊腳尖 ) gradually, the motion occurs at the ankle joint is _____ and the motion is a(n)

_____ of motion . a. ankle dorsiflexion, open kinematic chain b. ankle dorsiflexion, closed kinematic chain c. ankle plantarflexion, open kinematic chain d. ankle plantarflexion, closed kinematic chain

7. Same motion as question 6, then he lowers his body down and stands with knee straight again, the motion occurs at the ankle joint is _____ and the prime mover, the gastrocnemius muscle ( 腓腸肌 ), works _____. a. ankle dorsiflexion, concentrically b. ankle dorsiflexion, eccentrically c. ankle plantarflexion, concentrically d. ankle plantarflexion, eccentrically

8. The gastrocnemius muscle ( 腓腸肌 ) is a two-joint muscle and acts as both ankle plantarflexor and knee flexor. Which of the following movements results in active insufficiency of the gastrocnemius? a. ankle dorsiflexion as knee flexed b. ankle dorsiflexion as knee extended c. ankle plantarflexion as knee flexed d. ankle plantarflexion as knee extended

9. Which of the following statements about the comparison between osteokinematic and arthrokinematic movements is NOT TRUE ? a. Osteokinematic movement is the movement occurring between two bones while arthrokinematic movement is the movement occurring between two joint surfaces. b. Osteokinematic movement is the movement moving around the joint mechanical axis while arthrokinematic movement is the movement of the joint mechanical axis on the stationary joint surface. c. Osteokinematic movement is named as accessory movement while arthrokinematic movement is named as physiological movement. d. Limitations in either osteokinematic or arthrokinematic motions contribute joint dysfunction.

10. A joint stability can be maintained by the following structures EXCEPT _____. a. the shape of the bone end b. ligaments or capsules c. muscles d. synovial membrane

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國立台灣大學物理治療學系九十學年度/ 肌動學期中考試

11. According to the concave-convex rule, supination of the forearm is associated with

_____ gilding of the radial head moving on the ulna and _____ gliding of the distal radial end moving on the ulnar head. a. volar, volar b. volar, dorsal c. dorsal, volar d. dorsal, dorsal

12. According to MacConaill and Basmajian (1969), which of the following statements about the close-packed position is NOT TRUE? a. The contact surface of the articular surfaces reaches maximum in the close-packed position. b. The close-packed position is the most congruent ( 嵌合最密 ) position, resulting in the greatest mechanical stability for that joint. c. The ligaments and capsular structures are loose in the close-packed position. d. There is no further movement occurring in the close-packed position.

13. According to Hill’s model, _____ strength decreases as the velocity of muscle contraction increases. a. eccentric c. concentric b. isometric d. isokinetic

14. A neutralizer is a muscle that acts to prevent an undesired action of one of the movers.

Which of the following muscles acts as a neutralizer of the flexor carpi radialis when the flexor carpi radialis acts as a wrist flexor? a. flexor carpi ulnaris b. extensor carpi radialis c. extensor carpi ulnaris d. palmar longus

15. Which of the following muscles acts as an antagonist when the arm abducts to 90

and the elbow moves in the direction of extension? a. flexor carpi radialis c. brachialis b. palmar longus d. triceps brachii

16. Which of the following structures may be a limiting factor of elbow flexion? a. the soft tissue mass on the anterior surface of the humerus b. the passive tension of the anterior capsule c. the bony contact of the oelecranon process of the ulna on olecranon fossa of the humerus d. the tensile stress of the brachialis muscle

17. Which of the following conditions can generate the greatest tension during a fast contraction? a. concentric contraction c. isometric contraction b. eccentric contraction d. isokinetic contraction

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國立台灣大學物理治療學系九十學年度/ 肌動學期中考試

18. Posterior dislocation ( 脫臼 ) of the ulna would be associated with fracture ( 骨折 ) of

______ of the ulna. a. olecranon process c. styloid process b. coronoid process d. radial tuberosity

19. According to Morrey’s group (1981), most activities of daily living can be accomplished with elbow flexion from _____ to ______ degrees. a. 0, 100 c. 30, 130 b. 0, 145 d. 70, 145

20. Which of the following statements about the actin and myosin filaments is NOT

TRUE? a. Each myosin filament links with six actin filaments. b. Muscle contraction is an action of active shortening of the sacromere, resulting from the relative movements of actin and myosin filaments c. During concentric muscle contraction, both the myosin and the actin filaments become shorter than its resting length. d. Myosin filaments are thicker than actin filaments.

21. Which of the following statement about isokinetic contraction is NOT TRUE? a. An isokinetic contraction occurs when the speed of the movement is constant. b. The concept of isokinetic contraction was postulated by Hislop and Perrine in 1967. c. During an isokinetic contraction the working muscle reach maximum output throughout the full range of motion d. The isokinetic contraction can be performed by self-control of an individual.

22. Which of the following statements about the carrying angle of the elbow is NOT TRUE? a. The carrying angle is a varus angulation, normally ranging from 10 to 15° in adults. b. The carrying angle is calculated by the interception of the long axes of the humerus and ulna with the elbow fully extended and the forearm supinated. c. The carrying angle is greater, on average, in women than in men. d. The carrying angle is present because the trochlea extends farther distally than does the capitullum.

23. The anconeus muscle act as an elbow _____ and a dynamic stabilizer to provide resistance against _____ stresses. a. extensor, varus c. flexor, varus b. extensor, valgus d. flexor, valgus

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國立台灣大學物理治療學系九十學年度/ 肌動學期中考試

24. The radiocarpal joint is composed of the following articulations EXCEPT _____. a. the articulation between the radius and the scaphoid b. the articulation between the radius and the lunate c. the articulation between the ulna and the triquetrum d. none of the above (i.e. all three articulations forms the radiocarpal joint)

25. Colles fracure is caused by catching oneself from a fall by thrusting the arm downward and taking the weight on the palm with the hand hyperextended and radially deviated at the wrist. This is due to the wrist is positioned in the _____ position so that there is no further movement at the wrist joint except fracture at the distal radial bone. a. close kinematic c. anatomical b. close packed d. passive insufficiency

26. In flexion and extension of the wrist, the flexor carpi ulnaris and extensor carpi ulnaris are _____, but in ulnar deviation these two muscles act as _____. a. agonists, synergists c. synergists, agonists b. antagonists, synergists d. synergists, antagonists

27. The area bounded by tendon of _____ and _____ is called anatomical snuff box. a. extensor carpi radialis and extensor carpi ulnaris b. extensor pollicis longus and flexor pollicis brevis c. flexor carpi radialis and flexor carpi ulnaris d. flexor pollicis longis and flexor pollicis brevis

28. Which of the following muscles would NOT be involved if the carpal tunnel is compressed by a shortening flexor retinaculum? a. flexor carpi radialis c. flexor carpi ulnaris b flexor pollicis longus d. palmaris longus

29. The axis of pronation/supination of the forearm passes through _____. a. the longitudinal axis of the forearm b. the longitudinal axis of the radius c. the line connecting the radial and ulnar heads d. the line connecting the ulnar and radial styloid processes

30. When all of the hand intrinsic muscles are paralyzed ( 麻痺 ), which of the following grasp patterns is the only possibly available pattern? a. cylindrical grasp b. spherical grasp c. hook grasp d. conoid grasp

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國立台灣大學物理治療學系九十學年度/ 肌動學期中考試

31. The use of scissors ( 剪刀 ) is an example of _____. a. cylindrical grasp c. tip prehension b. three-jaw chuck d. lateral grip

32. Considering the joints of the second ray, which of the following joints provides the largest range of flexion? a. capometacarpal joint c. proximal interphalangeal joint b. metarcarpophalangeal joint d. distal interphalangeal joint

33. The extensor hood of the finger is composed of central tendon, lumbricals, and interossei. Which of the following statements about the extensor hood is NOT TRUE? a. The extensor digitorum communis extends the middle and distal phalanx b. The lumbricals and interossei extends the middle and distal phalanx c. The extensor digitorum communis extends proximal phalanx d. The lumbricals and interossei extends the proximal phalanx

34. Which of the following joints is a one-degree-of-freedom joint? a. first interphalangeal joint b. first metacarpophalangeal joint c. first carpometacarpal joint d. radiocarpal joint

35. With which of the following wrist positions the grip strength is the greatest? a. 40

of wrist flexion b. 20

of wrist flexion c. 0

of wrist flexion d. 20

of wrist extension

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