nervous system
nervous system anatomy
sensory system
sensory system anatomy
endocrine system
100
These molecules transmit signals across a synapse
What are neurotransmitters?
100
This part of the neuron contains the nucleus
What is the cell body?
100
this type of sensory receptor responds to changes in temperature
What are thermoreceptors?
100
This structure results in a blind spot in each eye
What is the optic nerve?
100
A chemical signal that affects the behavior of glands or tissues
What is a hormone?
200
This lipid coating of axons greatly increases the speed of signal transduction
What is the myelin sheath?
200
This part of a neuron receives incoming signals
What are dendrites?
200
The feeling of pain on the body surface that has its origin in an internal organ
What is referred pain?
200
The ear drum
What is the tympanic membrane?
200
This type of gland has ducts and secretes substances onto surfaces
What is an exocrine gland?
300
This protein pump in neurons "re-sets" the membrane conditions after an action potential
What is the sodium-potassium pump?
300
The bridge of white matter that connects hemispheres of the brain
What is the corpus callosum?
300
The type of sensory receptor involved in the senses of taste and smell
What are chemoreceptors?
300
The muscle that would cause the eye to roll upward when contracted
What is the superior rectus?
300
This gland is located in the throat near the adam's apple
What is the thyroid gland?
400
Fibers of this type of neuron are located in the ascending tracts of the posterior spinal cord
What are sensory neurons?
400
This part of the brain lies at the base of the brain and contains reflex centers involved in regulating respiration, heart rate, and blood pressure
What is the brain stem?
400
Specialized cells of the nose that recognize odor molecules
What are olfactory cells?
400
Each olfactory cell recognizes this number of chemicals
What is one?
400
This hormone is produced by the pancreas when blood glucose (sugar) is low
What is glucagon?
500
When the axon is at resting potential, negative charges are located here
What is the cytosolic side of the membrane?
500
The spinal cord begins at the base of the brain and extends to which vertebrae?
What is the first lumbar vertebrae?
500
This nerve carries information about equilibrium from the inner ear to the brain
What is the vestibular nerve?
500
The bone of the middle ear closest to the inner ear (hint: shaped like a stirrup)
What is the stapes?
500
This hormone is produced by the hypothalamus, released by the pituitary, and regulates water balance and blood pressure
What is antidiuretic hormone (ADH, vasopressin)?
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