Nerve and Muscle Quiz

Thick filaments contains

Force generating proteins are

Decreased extracellular calcium

A patient came in ER, with bleeding from major vessel due to hypovolemia which will be lease affected

A person was walking bare feet suddenly stepped upon some sharp object. He quickly removed his leg due to which reflex

Smooth muscle

All are calcium-binding proteins except

Increased serum Ca does not causes

Example of carrier mediated counter transport is

Protein involved in power stroke of muscle

Sacromere is present between

The force of muscle contraction can be increased by all of the following except

Sudden decrease in serum calcium is associated with

If Na / K channel is closed, it causes

Difference between skeletal and smooth muscle

Intercalated disks are found in

Tetany is caused by

Initiation of action potential in skeletal muscle by stimulating its motor nerve

Nerve placed in sodium free water medium and threshold stimulus was given. What will happen next

The cross bridges of sarcomere in skeletal muscle are made up of

Regarding calcium ions all of the following are true except

Muscle end plate contains

Regarding movement of substance from high to low concentration movement

Regarding heart muscle all are true except

During contraction of striated muscle there is reduction in the length of

In muscle cell, calcium is released from

Electrotonic potential

Red muscle contains

Depolarization of cell is maintained by

Difference of smooth and skeletal muscle is

After hyperpolarization is due to entry of

Cardiac muscles can not be tetanized because

Speed of action potential through large nerve fiber is

Contractile unit in skeletal muscle is between

After the depolarization phase of an action potential, the nesting potential is restored by

Heart muscle works as syncytium because of

Hyperpolarization after potential is due to increase conductance of

Features of hypocalcemia are all except

Muscle using heat during contraction is

Iron and oxygen-binding protein found in the muscle tissue

Which of the following is involved in maintaining resting membrane potential

Hypermagnesemia causes

Isotonic and isometric contraction, isotonic contraction is different by

Following is true regarding skeletal muscle

Na is transported along basolateral membrane by

Skeletal muscles

Release of neurotransmitter due to

In skeletal muscle, contraction occurs due to

Hypokalemia causes which of the following

Skeletal muscle paralysis is caused by

Insulin dependent uptake of glucose into

Thin filament is covered by

During an action potential

Decrease in venous return due to

Same property of cardiac and skeletal muscle

In resting stage, actin is attached to

The action potential of skeletal muscle

A child with recurrent respiratory tract infection and later diagnosed a sa case of kartnegar syndrome. Which of the following is likely affected

CA channels disease is

Tropomyosin

During the activation of a nerve cell membrane

Depolarization of cell is maintained by

Which of the following factor cause shifting of K out of cell

Which protein prevents contraction by covering binding sites on actin

Depolarization is due to

Shortest ventricular muscle fiber length is present in which of the following

Common between skeletal and smooth muscles