It Doesn’t Take A Concussion For Head Hits To Harm Young Brains

What is the main topic of the passage 'It Doesn’t Take A Concussion For Head Hits To Harm Young Brains'?

• The impact of concussions on young brains

• The effects of head hits on young brains without concussions

• The importance of brain safety in sports

• The role of helmets in preventing brain injuries

According to the passage, how many times can the heads of young players get hit each season?

• 10 times

• 20 times

• 30 times

• 40 times

What type of brain injury is mentioned in the passage that does not require a hard hit to occur?

• Concussion

• Fracture

• Contusion

• Laceration

Who is Jillian Urban and what did her team do in the study mentioned in the passage?

• Jillian Urban is a researcher who led a study on brain injuries.

• Jillian Urban is a scientist known for her work on climate change.

• Jillian Urban is a doctor who discovered a new vaccine.

• Jillian Urban is an engineer who developed a new software.

How many head impacts did the 47 players log together according to the passage?

• 10

• 20

• 30

• 40

What symptoms can head traumas lead to, as mentioned in the passage?

The role of myelin in the brain is to:

• transmit electrical signals between neurons

• insulate nerve fibers and increase the speed of signal transmission

• store memories and process information

• regulate emotions and behavior

How does Elizabeth Davenport describe the function of axons and myelin?

• Elizabeth Davenport describes axons as transmitters of electrical signals and myelin as their protective coating.

• Elizabeth Davenport describes axons as the main components of the immune system and myelin as a type of hormone.

• Elizabeth Davenport describes axons as part of the digestive system and myelin as a digestive enzyme.

• Elizabeth Davenport describes axons as a type of muscle tissue and myelin as a muscle relaxant.

Why did the researchers use a control group of athletes who played non-contact sports?

• To compare the effects of contact and non-contact sports on athletes

• To ensure that all athletes had similar physical fitness levels

• To study the impact of non-contact sports on mental health

• To observe the differences in injury rates between contact and non-contact sports

Injury resulting in slight damage to the brain

• Cerebral edema
• Concussion
• Contusion
• CVA (Stroke)