MCQ H.4.3. – BasicPhysiology.org

MCQ

H.4.3. Motor Reflexes

MCQ H.4.3.

Motor Reflexes

1 / 3

In the motor nervous system, the cross-over reflex works:

In the arms

In the hands

In the legs

In the feet

2 / 3

When you suddenly feel pain in your fingers, your arm will automatically withdraw your hand from this harmful source. How do we call this reflex?

Arm reflex

Withdrawal reflex

Muscle stretch reflex

Jerk reflex

3 / 3

To test a patient’s reflex system, a doctor will often test the knee jerk reflex with a hammer. Which structure is ‘struck’ by the hammer?

The muscle spindles in the upper leg muscles

The tendon to the upper leg muscle

The tendon to the lower leg muscle

The muscle spindles in the lower leg muscles

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