Most Common Cause of Excessive Daytime Sleepiness What is the most common cause of excessive daytime sleepiness? Sleep deprivation Narcolepsy Drug effects Depression Comments: If u mean "Jet lag" from sleep deprivation, then the common cause is narcolepsy. It really depends on age. In children the most common cause is nightmares, in young people it can both be a psychiatric disorder or a manifestation of their daytime routine, in middle age and elderly it is mostly Obstructive Sleep Apnea Syndrome. Correct Answer:  Sleep deprivation

Alcoholics may have impaired performance on cognitive tasks especially (name the cognitive domain) ?   Comments: Salma Sultan; Euphoria Abbas Sepah; Memory Samra Kyinat; Attention n concentration,perception Sheikh Anzi; Executive functioning planning reasoning decision making judgment all associated with pre frontal lobe Correct Answer: executive functioning is the correct answer.

Parents with low intelligence have a higher risk of abusing their child? True or false Comments: Afshan Malik; True,,,,it also depends on families background and culture...families with upper class can also abuse their children... Mehdi Intisar; False it more relay on environmental circumstances Abbas Sepah; True but a few of them has proved to be very caring if social support is present otherwise your statement is True Correct Answer: Ok yes it true. Please note that risk factor is just a risk factor. It does CAUSE ANYTHING. it increases the chance, just that

Why has the incidence of down syndrome decreased ? Comments: Sanam Munir; It has..coz of perinatal tests available to detect it.. n early termination of pregnancy Immo Mani; Yes,prenatal tests during pregnancy Correct Amswer: Correct detection through amniocentesis and then subsequent termination of pregnancy and its 1 in 650 live births.

What kind of temperament do people with down syndrome have ?  Comment: Immo Mani; Mild Correct Answer: Placid temperament

Learning disability in down syndrome is Mild to moderate Moderate to severe Severe to profound Moderate  Correct Amswer:   Moderate to severe

Fastest growth of IQ of down syndrome occur at the age of a) First six months b) 6 months to 1 year c) 1 to 2 years Correct Answer: 6 month to 1 year

Inflammation on Contrast enhanced CT appears White Black Comment: Sarmad Mushtaq;   Black Correct Answer: Contrast agents enter areas of inflammation or tumors well. more quantity of contrast agent means more quantity of radiation being absorbed, which in turn make areas of inflammation bright appearing on CT scan.

Which MRI pulses create images similar to CT T1 T2 Correct Answer: T1 images is the correct answer. T1 pulses are brief and the data is collected for brief amount of time. Areas with high hydrogen in hydrophillic environment appear Dark. e.g. CSF. Fat tissue on the other hand appear dark. T1 is also the only MRI technology that can be enhanced by contrast agent Gadolinium.

What is the difference between flight of ideas and pressure of thoughts.  C o mments: Abbas Sepah; This usually is used in the same context but I think Flight of ideas is related with abnormality of thoughts while the other is abnormality of speech Sanam Munir; flight of ideas as seen in mania.. there is a continuous stream of thoughts or ideas going from one to another.. while pressure of thoughts I believe is that the person can not say everything thy want to..  Correct answer:   Pressure of thoughts is considered a disorder of stream of thoughts. Ideas passing through the mind quickly and in abundance. If the patient speaks them as they come, it is then known as pressure of speech. Flight of ideas is considered a disorder of form of thought. The basic error is that patient is jumping from topic to topic, which are connected to each other.