Feedback of Nervous System (Physio)

A 2-year-old girl touches a hot object and immediately pulls her hand away from the object. Which of the following reflexes is best describe the above sceario?

• Flexor withdrawal reflex

• Hyperactive stretch reflex

• Polysynaptic reflex

• Stretch reflex

A final year medical student is performing neurological examination to a stoke patient. He is observing the response to a vibratory stimulus. Which of the following sensory pathways is being assessed in this patient?

• Anterior spinothalamic

• Dorsal column

• Neospinothalamic

• Paleospinothalamic

A 49-year-old man walking into the clinic with irregular gait. He also has difficulty in coordinating his movements even with his eyes open. Which of the following parts of the nervous system is most likely to be affected?

• Basal ganglia

• Cerebellum

• Motor area 4

• Main sensory area

A 21-year old male is sent to do EEG while sleeping. The technician observed that his eyes were moving even though he is asleep. Which of the following EEG waves occur during this phase of sleep?

• Alpha

• Beta

• Delta

• Theta

A 63-year-old man lives in quite neighbourhood area but he suddenly hears a loud nouse due to car accident. Which of the following actions helps in reducing the impact to his hearing in this situation?

• Bending of the hair cells against tectorial membrane

• Contraction of tensor tympani muscle

• Displacement of fluid in the inner ear

• Vibration of the tympanic membrane