Chapter 2 Quiz

Dr. Roll is conducting a research study. She wants to measure the physical connectivity in the research participants' brains by imaging their white matter. Which of the following methods will she use? A. DTI B. MRI Spectroscopy C. fMRI D. CT

A

If you touch a hot stove, your spinal cord can prompt you to withdraw your hand without having to send the message all the way to the brain. This is due to what scientists call a. the reflex arc. b. neuroplasticity. c. the parasympathetic nervous system. d. the sympathetic nervous system.

A

Neurotransmitters must pass from an axon terminal to the next dendrite by crossing a fluid-filled space called the a. synapse b. reuptake inhibitor. c. neuron. d. glial cell.

A

The venom of a black widow spider acts like a(n) __________ by mimicking the effects of acetylcholine. a. agonist b. antagonist c. protagonist d. glial cell

A

Which of the following would be active if you have just had an automobile accident? a. sympathetic division b. parasympathetic division c. somatic division d. motor division

A

Which part if the neuron carries messages to other cells? a. axon b. dendrite c. soma d. myelin

A

Your friend Melissa has suffered from diabetes for her entire life. She regularly tests her blood to make sure her sugar levels are not too high or low. Which gland in her endocrine system is responsible for regulating her blood sugar? a. pancreas b. thyroid c. pituitary d. adrenal

A

Although oxytocin has been tied to a variety of prosocial behaviors such as "love" and "trust", some researchers believe that in humans, it may actually work to increase ___________. a. heart rate and empathy b. the importance of some social stimuli c. negative pair bonding d. social loafing

B

If you were suffering from neurological problems and your neurologist wanted to have a study done of your brain and its electrical functioning, which of the following techniques would be most appropriate? A. PTI B. EEG C. PET D. DTI

B

The neurons of the sensory pathway contain a. efferent neurons. b. afferent neurons. c. both efferent and afferent neurons. d. voluntary muscle fibers.

B

When a neuron's resting potential is occurring, the neuron is __________ charged on the inside. a.positively b. negatively c. both positively and negatively d. neutrally

B

Which one of the following is NOT a function of glial cells? a. getting nutrients b. generating action potentials c. cleaning up the remains of dead neurons d. generating myelin

B

Yvonne's ability to reach for and pick up her book is largely due to the functions of the _________ pathway of the _____________ nervous system. a. sensory; somatic b. motor; somatic c. autonomic; peripheral d. parasympathetic; autonomic

B

Andrew has always been thin. In fact, he often seems to be able to eat whatever he wants without gaining weight. The doctor told his parents that Andrew's ______ gland is the cause of his fast metabolism. a. pituitary b. adrenal c. thyroid d. pancreas

C

Which gland(s) have the greatest influence over the components of the endocrine system? a. gonads b. pineal c. pituitary d. pancreas

C

Which of the following techniques analyzes blood oxygen levels to look at the functioning of the brain? A. EEG B. CT C. fMRI D. PET

C

Which of the following techniques involves passing a mild current through the brain to activate certain structures without damaging them? a. ECT b. MRI c. ESB

C

What is the process whereby the structure and function of brain cells change in response to trauma, damage, or even learning? a. shallow lesioning b. deep lesioning c. cell regeneration d. neuroplasticity

D

Which of the following is associated with pain relief? a. acetylcholine b. glutamate c. serotonin d. endorphins

D