Locomotion And Movement — DPP 3

20 NEET questions from Locomotion And Movement, with answers and explanations. Attempt it as a timed test to get scoring, accuracy breakdown and mistake tracking.

Attempt this test free 20 questions · 30 minutes · +80 marks
1
"X" is a large triangular flat bone situated in the dorsal part of the thorax between the "Y" and the seventh ribs. Identify "X" and "Y".
  1. A X - Patella; Y - third
  2. B X -Clavicle; Y - eight
  3. C X - Scapula; Y - sixth
  4. D X - Scapula; Y- second
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Correct answer: D

2
Ribs has two articulation surfaces on its dorsal end, hence called;
  1. A Dicondylic
  2. B Bicephalic
  3. C Monocondylic
  4. D Tricephalic
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Correct answer: B

3
Each sarcomere is formed by; Locomotion and Movement
  1. A 2 ‘A’ bands and 2 ‘I’ bands.
  2. B 2 ‘A’ bands and 1 ‘I’ band.
  3. C 1 ‘A’ band and 2 ‘I’ bands.
  4. D 1 ‘A’ band and 2 half ‘I’ bands.
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Correct answer: D

4
Red muscle fibres are rich in;
  1. A Golgi bodies
  2. B Mitochondria
  3. C Lysosomes
  4. D Ribosomes
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Correct answer: B

5
Assertion (A): Skeletal system consists of a framework of bones and a few cartilages.
Reason (R): Skeletal system has a significant role in movement shown by the body.
  1. A Both Assertion (A) and Reason (R) are true and the Reason (R) is a correct explanation of the Assertion (A).
  2. B Both Assertion (A) and Reason (R) are true but Reason (R) is not a correct explanation of the Assertion (A).
  3. C Assertion (A) is true but the Reason (R) is false.
  4. D Assertion (A) is false but the Reason (R) is true.
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Correct answer: B

6
Repeated activation of muscles leads to the accumulation of lactic acid because;
  1. A muscles break down fat for energy.
  2. B muscles use oxygen and break down glycogen aerobically.
  3. C muscles synthesise lactic acid from protein.
  4. D muscles lack oxygen and break down glycogen anaerobically.
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Correct answer: D

7
What type of muscles are present in the walls of hollow visceral organs (alimentary canal and reproductive tract)?
  1. A Striated muscles
  2. B Cardiac muscles
  3. C Smooth muscles
  4. D None of these
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Correct answer: C

8
Knee joint and elbow joints are examples of;
  1. A Saddle joint
  2. B Ball and socket joint
  3. C Pivot joint
  4. D Hinge joint
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Correct answer: D

9
Number of vertebrae in adult human skeleton is;
  1. A 30
  2. B 32
  3. C 26
  4. D 35
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Correct answer: C

10
Which of the following are primarily involved in locomotory actions?
  1. A Skeletal muscles
  2. B Cardiac muscles
  3. C Smooth muscles
  4. D Both (1) and (2)
Show answer & explanation

Correct answer: A

Skeletal muscles are closely associated with the skeletal components of the body. They are primarily involved in locomotory actions and changes of body postures.
Therefore, option (1) is the correct answer.
11
Anatomical unit of the skeletal muscle is;
  1. A Muscle fibre
  2. B Sarcomere
  3. C Muscle bundle
  4. D Sarcolemma
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Correct answer: A

12
The hard protective outer covering for the brain is called;
  1. A skull and is made up of 28 bones.
  2. B cranium and is made up of 8 bones.
  3. C skeletal elements and made up of 29 bones.
  4. D skeletal elements and made up of 22 bones.
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Correct answer: B

13
Joints are the points of contact between;
  1. A Bones
  2. B Bones and cartilages
  3. C Muscles and bones
  4. D Both (1) and (2)
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Correct answer: D

14
Which one of the following is correct regarding the troponin?
  1. A Produces sliding movement of microtubules.
  2. B Contains globular head.
  3. C Run close to the F actins throughout its length.
  4. D Covers the active binding sites for myosin on the actin filaments.
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Correct answer: D

15
Which of the following diseases is not an autoimmune disorder?
  1. A Myasthenia gravis
  2. B Osteoporosis
  3. C Tetany
  4. D Both (2) and (3)
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Correct answer: D

16
Which one of the following statements is true?
  1. A Head of humerus bone articulates with acetabulum of pectoral girdle.
  2. B Head of humerus bone articulates with glenoid cavity of pectoral girdle.
  3. C Head of humerus bone articulates with a cavity called acetabulum of pelvic girdle.
  4. D Head of humerus bone articulates with a glenoid cavity of pelvic girdle.
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Correct answer: B

17
A person is suffering from an age related disorder "X". X is characterised by decreased bone mass and increased chances of fractures. Identify X and its common cause.
  1. A Tetany, increased levels of estrogen
  2. B Osteoporosis, decreased levels of estrogen
  3. C Mysathenia gravis, decreased levels of estrogen
  4. D Muscular dystrophy, increased levels of estrogen
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Correct answer: B

18
Some voluntary movements which result in a change of place or location are called;
  1. A Translocation
  2. B Motion
  3. C Transformation
  4. D Locomotion
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Correct answer: D

19
Which of the following feature does not belong to skeletal muscles?
  1. A Striped appearance
  2. B Voluntary nature
  3. C Not under control of nervous system
  4. D Primary involved in locomotory actions
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Correct answer: C

20
A neural signal reaching the neuro muscular junction (NMJ) releases a neurotransmitter (acetylcholine) which generates an action potential in;
  1. A Sarcolemma
  2. B Sarcoplasmic reticulum
  3. C Motor neuron
  4. D Cross arm
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Correct answer: A

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