25 questions
1. In the structure of the neuron, the _______ receives messages from other cells.
Myelin
Axon
Soma
Dendrite
Oligodendrocytes and Schwann cells generate a fatty substance known as ___.
Neurilemma
Glial
Soma
Myelin
When a neuron is in the resting potential state, the neuron is negatively charged on the _______ and positively charged on the ____.
Top;bottom
Outside;inside
Inside;outside
Bottom;up
Which of the following insulates and protects a neuron’s axon and helps speed along electrical impulses?
Myelin sheath
Synaptic Knobs
Receptor sites
Neiromodulators
Which neurotransmitter stimulates skeletal muscle cells to contract but slows contractions in the heart?
GABA
ACh Acetylcholine
5-HT Serotonin
Endorphin
Heroin mimics the actions of endorphins, inhibiting pain signals. Heroin is an example of a(n): _____
Agonist
Protagonist
Antagonist
Glial Cell
1. Involuntary muscles are controlled by the _____ nervous system.
Autonomic
Somatic
Sympathetic
Parasympathetic
As you take notes, your heart beats at a normal rate. Your breathing is normal and your stomach slowly digests your earlier meal. What division of the peripheral nervous system is currently in action?
Parasympathetic
Autonomic
Sympathetic
Somatic
Roberto has had difficulty sleeping for the past 6 months and his body seemingly no longer differentiates between night and day. His doctor believes the problem lies with Roberto’s endocrine system. What gland will his physician likely focus on?
Thyroid
Pituitary
Adrenal
Pineal
Which gland(s) influence all other glands within the endocrine system?
Pineal Gland
Pituitary Gland
Thyroid Gland
Adrenal Gland
In which of Selye’s stages is death a possible outcome?
Exhaustion
Alarm
Resistance
Reaction
Bailey is a subject in a study on memory and problem solving. The researcher is applying magnetic pulses to her brain through copper wire coils positioned directly above her scalp. Bailey’s study would best be described as a(n) ___
Noninvasive Stimulation Technique
Invasive Stimulation Technique
EEG Technique
PET Technique
Maria often sleeps soundly and rarely awakens to any outside noise. However, the cries of Maria’s baby can awaken her immediately. What part of the brain is responsible for this reaction?
Recticular Formation
Medulla
Pons
Cerebellum
Nicole and Camille are synchronized swimmers for their college swim team. They often work long hours to ensure the movements in their routine are perfectly timed. What part of their brains must Camille and Nicole rely on most?
Cerebellum
Medulla
Pons
Recticular Formation
Your psychology professor refers to this as the great sensory relay station of the brain. What part is he or she referring to?
Hypothalamus
Thalamus
Hippocampus
Amygdala
Which part of the brain is involved in the creation of long-term, declarative memories and is often linked to Alzheimer’s disease?
Amygdala
Thalamus
Hypothalamus
Hippocampus
Jessica has suffered a severe blow to the back of her head when she was thrown from her horse. Subsequently, her occipital lobe has been injured. Which of her senses has the highest chance of being affected?
Vision
Hearing
Touch
Taste and Smell
1. Jaime’s grandfather recently suffered a stroke and has had difficulty with language production ever since. Most likely, he has experienced damage to the ____ area of his brain.
Right Rear
Left Frontal
Left Rear
Right Frontal
Felicia is recovering from a brain injury. She is able to speak fluently but often uses incorrect words in a sentence. In one instance at a friend’s birthday party, she said, “I would like something to drink. Can I have some battery?” Felicia’s problem may be a symptom of ____.
Wernicke's Aphasia
Spatial Neglect
Visual Agnosia
Broca's Aphasia
Although the brain works largely as a whole, which of the following is not a correct pairing of hemisphere and function?
Right; control of right handed motor functions.
Left; control of right handed motor functions
Right; recognition of faces
Left; reading
An extensive network of specialized cells that carries information to and from all parts of the body. the body.
Nervous system
Neuroscience
Glial Cells
Axons
A branch of the life sciences that deals with the structure and function of neurons, nerves, and nervous tissue.
Nervous System
Neuroscience
Glial Cells
Axons
The tube-like structure of a neuron that carries the neural message from the cell body to the axon terminals for communication with other cells.
Nervous System
Neuroscience
Glial Cells
Axons
The cells that provide support for the neurons to grow on and around. They deliver nutrients to the neurons.
Nervous System
Neuroscience
Glial Cells
Axons
The enlarged ends of axonal branches of the neuron, specialized for communication between cells.
Axon Terminals
Myelin
Nerves
Diffusion