Exam 4: Neurons, Hormones, and the Brain

The _______________ is a structure in the brain stem involved in sleeping,waking,and dreaming.

A young woman returns from a day at the beach to find she has developed a severe sunburn.Which neurons are sending the messages from her burned skin to her brain informing her of the pain from the burn?

The _______________ is a structure in the brain stem responsible for certain automatic functions,such as breathing and heart rate.

Melatonin plays a role in

Hanging down from the hypothalamus,connected to it by a short stalk,is a cherry-sized endocrine gland called the

The occipital lobes contain the visual cortex,where visual signals are processed.

In order to perceive the colors of the rainbow,sensory signals must pass through the __________ on their way from the eyes to the cerebral cortex.

Georgie was recently in a serious car accident and experienced trauma to his head.He has since returned to work as a lawyer,but is having difficulty making decisions and setting goals for himself.It is likely that Georgie's __________ has/have suffered some damage.

Many axons are insulated by a surrounding layer of fatty material,which is made up of glial cells.

Which of the following regions contains the motor cortex,which issues orders to the 600 muscles of the body that produce voluntary movement?

In 1848,an explosion near railroad-worker Phineas Gage sent a 3½-foot iron rod through his skull.The iron rod entered his head under the left eye and emerged from the top of Phineas' head.According to many accounts,how did the accident affect Gage? What conclusion do many modern neuroscientists draw from case study?

Jeff is 13 years old and has recently noticed some remarkable changes in himself.Over the past few months his voice has started to change,growing deeper.He has begun to grow pubic hair,as well as the beginnings of a facial beard.He is also filling out,with his muscles developing rapidly.These changes in Jeff are probably due to the action of the

What is the name for the insulation covering many neurons?

Jackie is a cross-country runner,who regularly experiences a "runner's high," which she describes as "a pleasurable sensation that makes the pain bearable." What bodily event creates this experience for Jackie?

Hormones are chemical substances secreted by glands that affect the functioning of organs.

As Bridget is walking across campus,a bicyclist swerves toward her.Her heart races and sweat breaks out as she jumps out of harm's way.Soon,Bridget's heart rate begins to decrease and return to a regular rhythm.This calming reaction is due to the action of Bridget's

The frontal lobes govern the ability to do a series of tasks in the proper sequence and to stop doing them at the proper time.

It has been proposed that the sense of a unified self occurs because a verbal module in the brain is constantly coming up with theories to explain the actions,moods,and thoughts of the other modules.

The difference between boys and girls in math scores is shrinking and in some studies is approaching zero.

Shannon blinks as she steps off the school bus and walks into a gust of wind.This automatic reaction is regulated by the