Reference no: EM133248805

1. ________ means that there is a relationship between two or more variables.

A. cause-and-effect

B. correlation

C. reliability

D. validity

2. The ________ group does not get the experimental treatment.

A. alternate experimental

B. control

C. dependent

D. independent

3. ________ is the electrical signal that typically moves from the cell body down the axon to the axon terminals.

A. action potential

B. depolarization

C. hyperpolarization

D. threshold of excitation

4. The ________ of a neuron contain ________ that house neurotransmitters, the chemical messengers of the nervous system.

A. axons; terminal buttons

B. dendrites; synaptic vesicles

C. terminal buttons; synaptic vesicles

D. terminal buttons; transport proteins

5. The space between two neurons is called the ________.

A. soma

B. synapse

C. terminal button

D. vesicle

6. Selective serotonin reuptake inhibitors (SSRIs) are drugs commonly prescribed for ________.

A. depression

B. obsessive-compulsive disorder

C. Parkinson?s disease

D. schizophrenia

7. The ________ nervous system is responsible for responses such as pupil dilation, increased heart rate, and increased respiration.

A. autonomic

B. parasympathetic

C. somatic

D. sympathetic

8. The central nervous system consists of the brain and the ________.

A. brainstem

B. internal organs

C. peripheral nerves

D. spinal cord

9. Which of the following conclusions can be drawn from the case study of Phineas Gage's accident, which led to brain injury?

A. Frontal lobe injury causes people to be incapable of controlling their emotional impulses.

B. Injury to the brain causes changes in behavior, but specific brain areas are not linked to specific behaviors.

C. Injury to the frontal lobe does not affect behavior.

D. Injury to the brain causes changes in behavior, and specific brain areas are linked to particular behaviors.

10. Humans have ________ pairs of chromosomes.

A. 46

B. 15

C. 78

D. 23