Locomotion and Movement Chapter-Wise Test 22

Correct answer Carries: 4.

Wrong Answer Carries: -1.

Which structure in the skeletal system helps protect the heart and lungs?

Pelvic girdle
Rib cage
Vertebral column
Cranium
2

The rib cage encloses and protects vital organs like the heart and lungs.

Which of the following statements about muscle contraction is incorrect?

Actin filaments slide over myosin filaments.
Myosin heads contain ATPase activity.
ATP is not required for cross-bridge formation.
Calcium ions play a role in contraction.
3

ATP is required for cross-bridge formation and subsequent muscle contraction​.

Which of the following conditions results from excessive loss of calcium in bones?

Rickets
Osteoporosis
Arthritis
Gout
2

Osteoporosis is a condition in which bones become weak and brittle due to excessive calcium loss.

Which mineral is essential for bone formation?

Iron
Potassium
Calcium
Magnesium
3

Calcium is the primary mineral involved in bone formation and maintenance.

Which of the following bones forms the posterior part of the skull?

Frontal bone
Temporal bone
Occipital bone
Parietal bone
3

The occipital bone forms the back and base of the skull and contains the foramen magnum.

Which part of the skeletal system protects the heart and lungs?

Cranium
Vertebral column
Rib cage
Pelvic girdle
3

The rib cage protects vital organs like the heart and lungs.

Which of the following statements about synovial joints is correct?

They are immovable joints.
They are connected by dense fibrous tissue.
They contain a fluid-filled cavity.
They are found in the skull.
3

Synovial joints have a fluid-filled synovial cavity that allows movement.

Which condition is caused by the accumulation of uric acid crystals in joints?

Arthritis
Osteoporosis
Myasthenia gravis
Gout
4

Gout is a joint inflammation caused by the deposition of uric acid crystals.

Which of the following is an example of a gliding joint?

Hip joint
Knee joint
Carpal bones of the wrist
Elbow joint
3

Gliding joints, such as those in the wrist, allow bones to slide over one another with limited movement.

Which of the following is an example of a ball-and-socket joint?

Elbow joint
Knee joint
Hip joint
Intervertebral joint
3

The hip joint is a ball-and-socket joint that allows multidirectional movement.

Performance Summary

Score:

Category Details
Total Attempts:
Total Skipped:
Total Wrong Answers:
Total Correct Answers:
Time Taken:
Average Time Taken per Question:
Accuracy:
0