Skeletal Muscle

Q.

Which system is the visceral nervous system a part of?

Q.

Biceps is an example for _____________ muscle:

1. Involuntary

2. Skeletal

3. Smooth

4. Cardiac

Q.

Biceps is an example of ____________ muscle.

1. skeletal

2. cardiac

3. involuntary

4. smooth

Q.

Is the brain a muscle?

Q. Assertion :Smooth muscles are known as involuntary muscles. Reason: Smooth muscles are controlled by autonomic nervous system

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q.

The muscle which on contraction rotates the forearm to make the palm face upward and forward is

1. Pronator

2. Supinator

3. Abductor

4. Adductor

Q. Distinguish between cardiac muscle and striated muscle.

Q. why ligament are called dense connecyive tissue ?

Q. Choose the correct sequence of events in case of sliding filament theory:
I. Acetylcholine generates an action potential in the sarcolemma
II. F-actin binds myosin head
III. Inflow of Na+ ions
IV. CNS sends the command via motor neuron and the signal reaches the
neuromuscular junction
V. Thin filament moves inwards and reduces the length of I band
VI. Calcium ions release into the sarcoplasm
VII. Conformational changes in the troponin

1. I → II → III → IV → V → VI → VII
2. IV → I → III → VI → VII → II → V
3. IV → I → VI → III → V → VII → II
4. IV → I → VI → III → VII → II → V

Q.

Of the following muscle types, which one is usually voluntary?

1. Skeletal muscle

2. Cardiac muscle

3. Smooth muscle

4. None of the above.