CHAPTER 20: LOCOMOTION AND MOVEMENT

Sliding filament theory can be best explained as

Select the correct matching of the type of the joint with the example in human skeletal system.

Type of joint  and Example

Select the correct statement with respect to locomotion in humans.

Which one of the following pairs of chemical substances, is correctly categorised?

Select the correct statement regarding the specific disorder of muscular or skeletal system.

Wish bone in birds is formed from the bones of

Sesamoid bone is derived from

Lack of relaxation between successive stimuli in sustained muscle contraction is known as

The sensation of fatigue in the muscles after prolonged strenuous physical work, is caused by

The 8th and 9th ribs are known as false ribs because their external portions are attached to

Which of the following statements is/are correct?

(i)During muscle contraction, isotropic band gets elongated.

(ii)Acetylcholine is released when the neural signal reaches the motor end plate.

(iii)Muscle contraction is initiated by the signal sent by CNS via a sensory neuron.

(iv)Repeated activation of muscle can lead to lactic acid accumulation.

Which are involved in muscle contraction?

Tendon is made up of