August 2022 MCQ

Question 1

When a cyclist rounds a curve, where does centripetal force act?

(a) On the cycle’s centre of gravity
(b) On the cyclist’s centre of gravity
(c) On the ground
(d) On the tires of the cycle

Answer 1

(d) On the tires of the cycle

Question 2

Rotating around which of the following principal axes of rotation has the least moment of inertia
(anatomical position)?

(a) Anteroposterior
(b) Longitudinal
(c) Transverse
(d) Cannot be determined

Answer 2

(b) Longitudinal

Question 3

Why do sprint coaches stress “heel to buttocks” during sprinting?

(a) Reduces moment of inertia of the foot with respect to the ankle.
(b) Reduces moment of inertia of the leg with respect to the hip.
(c) Reduces moment of inertia of the lower leg with respect to the knee,
(d) There is no scientific basis for this coaching cue,

Answer 3

(b) Reduces moment of inertia of the leg with respect to the hip.

Question 4

What will happen to angular velocity when a diver goes from a tuck position to a full layout position?

(a) Decreases
(b) Increases
(c) Remains the same
(d) Cannot be determined

Answer 4

(a) Decreases

Question 5

The main advantage of using a treadmill for stroke rehabilitation is because:

(a) It can be embedded with force platforms.
(b) It can have a harness attachment for weight support.
(c) It can provide metabolic analysis.
(d) It has a small footprint.

Answer 5

(b) It can have a harness attachment for weight support.

Question 6

While climbing up a flight of steps, the point of initial contact is usually located:

(a) at the anterior end of the foot.
(b) at the heel.
(c) during foot flat.
(d) mid-foot.

Answer 6

(a) at the anterior end of the foot.

Question 7

Prescription contact lenses can be considered as:

(a) An implant.
(b) An orthosis.
(c) A prosthesis.
(d) None of the above.

Answer 7

(b) An orthosis.

Question 8

An in-shoe insert can be considered as:

(a) An orthosis.
(b) A prosthesis.
(c) Both (a) and (b).
(d) None of the above.

Answer 8

(a) An orthosis.

Question 9

Which of the following is NOT a local (at site of implantation) host response?

(a) hypersensitivity
(b) inflammation
(c) platelet adhesion
(d) protein adsorption

Answer 9

(a) hypersensitivity

Question 10

PHEMA, a material used in contact lens, is:

(a) brittle.
(b) easily degraded by the body.
(c) hydrophilic.
(d) readily absorbed by the body.

Answer 10

(c) hydrophilic.