Locomotion and movement previous year 33 NEET questions

NEET previous year questions
Locomotion and movement
33 questions solved

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1. Locomotion and movement PREVIOUS YEAR NEET QUESTIONS

2. NEET PREPARATORY SERIES-7:00AM LAW SERIES -12:00PM INDIAN POLITY SERIES -5:00PM APTITUDE SERIES -8:30PM

3. We have solved previous year questions for the lessons: DIGESTION AND ABSORPTION BREATHING AND RESPIRATION BODY FLUIDS AND CIRCULATION

4. CELL : THE UNIT OF LIFE

5. 33 QUESTIONS

6. 1. The pivot joint between atlas and axis is a type of Fibrous joint Cartilaginous joint Synovial joint Saddle joint

7. 2. Lack of relaxation between successive stimuli in sustained muscle contraction is known as Fatigue Tetanus Tonus spasm

8. 3. Name the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction Calcium Magnesium Sodium Potassium

9. 4.Osteoporosis, an age related disease of skeletal system, may occur due to Immune disorder affecting neuromuscular junction leading to fatigue High concentration of Ca++ and Na+ Decreased level of oestrogen Accumulation of uric acid leading to inflammation of joints

10. 5. Smooth muscles are Involuntary, fusiform, non-striated Voluntary, multinucleate, cylindrical Involuntary, cylindrical, striated Voluntary, spindle-shaped, uninucleate

11. 6. Which of the following joints would allow no movement? Fibrous joint Cartilaginous joint Synovial joint Ball and socket joint

12. 7. Which of the following is not function of the skeletal system? Production of erythrocytes Storage of minerals Production of body heat locomotion

13. 8.Select the correct matching of the type of the joint with the example in human skeletal system. Cartilaginous joint - between frontal and parietal Pivot joint – between the third and fourth cervical vertebrae Hinge joint – between humerus and pectoral gridle Gliding joint – between carpals

14. 9. The H-zone in the skeletal muscle fibre is due to The absence of myofibrils in the central portion of A-band The central gap between myosin filaments in the A-band The central gap between actin filaments extending through myosin filaments in the A-band Extension of myosin filaments in the central portion of the A-band

15. 10. The characteristics and and example of synovial joint in humans is Fluid cartilage between two bones , limited movement – knee joint Fluid filled between two joints , provides cushion – skull bones Fluid filled synovial cavity between two bones – joint between atlas and axis Lymph filled between two bones , limited movement – gliding joint between carpals

16. 11. Select the correct statement with respect to locomotion in humans A decreased level of progesterone causes osteoporosis in old people Accumulation of uric acid crystals in joints causes their inflammation The vertebral column has 10 thoracic vertebrae The joints between adjacent vertebrae is a fibrous joint

17. 12. Select the correct statement regarding the specific disorder of muscular or skeletal system Muscular dystrophy – age related shortening of muscles Osteoporosis – decrease in bone mass and higher chances of fracture with advancing age Myasthenia gravis – auto immune disorder which inhibits sliding of myosin filaments Gout – inflammation of joints due to extra deposition of calcium

18. 13. Elbow joint is an example of Pivot joint Hinge joint Gliding joint Ball and socket joint

19. 14. Which one of the following is the correct pairing of a body part and the kind of muscle tissue that moves it ? Heart wall – involuntary unstriated muscle Biceps of upper arm – smooth muscle fibres Abdominal wall – smooth muscle Iris – involuntary smooth muscle

20. 15. The contractile protein of skeletal muscle involving ATPase activity is Myosin a-actinin Troponin tropomyosin

21. 16. Which of the following is correctly matched? Hinge joint – between vertebrae Gliding joint – between zygapophyses of the successive vertebrae Cartilaginous joint – skull bones Fibrous joint – between phalanges

22. 17. An acromion process is characteristically found in Pelvic gridle of mammals Pectoral gridle of mammals Skull of frog Sperm of mammals

23. 18. ATPase enzyme needed for muscle contraction is located in Actinin Troponin Myosin Actin

24. 19. What will happen if the ligaments are cut or broken? Bones will move freely at joints No movement at joint Bone will become unfix Bone will become fixed

25. 20. Which statement is correct for muscle contraction? Length of H-zone decrease Length of A-band remains constant Length of I-band increases Length of two Z-line increases

26. 21.What is sarcomere? Part between two H-lines Part between two A-lines Part between two I-bands Part between two Z-lines

27. 22. Which one of the following is a skull bone? Atlas Coracoid Arytenoid Pterygoid

28. 23. The joint found between sternum and the ribs in humans is Angular joint Fibrous joint Cartilaginous joint Gliding joint

29. 24. Ligament is a Modified yellow elastic fibrous tissue Inelastic white fibrous tissue Modified white fibrous tissue None of the above

30. 25. Tendon is made up of Adipose tissue Modified white fibrous tissue Areolar tissue Yellow fibrous connective tissue

31. 26. Total number of bones in the hind limb of man is 14 30 24 21

32. 27. Which of the following is the contractile protein of a muscle? Myosin Tropomyosin Actin Tubulin

33. 28. The lower jaw in mammals is made up of Mandible Dentary Maxilla Angular

34. 29. The number of floating ribs in human body is 6 pairs 5 pairs 3 pairs 2 pairs

35. 30. Which ion is essential for muscle contraction? Na K Ca Cl

36. 31. Which is a part of pectoral gridle? Glenoid cavity Sternum Ileum Acetabulum

37. 32. Long bones function in Support Support, erythrocyte and leucocyte synthesis Support and erythrocyte synthesis Erythr0cyte formation

38. 33. A deltoid ridge occurs in Radius Ulna Femur Humerus

39. Thank you!!