The four elements that make up about 96% of body weight are ________. - ANSWER carbon,
oxygen, hydrogen, nitrogen
A chemical reaction in which bonds are created is usually associated with ________. - ANSWER
the consumption of energy
Starch is the stored carbohydrate in plants, while ________ is...
BIOL 2301 Kasparian Final Exam Review |
Questions Solved with Verified Correct
Answers | Latest Update 2024-2025
In a special sense organ, the receptor potential is at the __________________ while the
generator potential is at the ______________________ - ANSWER receptor cell; first order
sensory neuron
What is the change in sensitivity in presence of a constant stimulus? - ANSWER adaptation
Which type of receptors signal the beginning and end of the stimulus at once? - ANSWER
phasic receptors (tactile, olfactory, pressure)
Which receptors adapt slowly or not at all? - ANSWER tonic receptors (nociceptors and
most proprioceptors)
The neuron that conduct impulses form the receptor level to the CNS are.... - ANSWER first
order neurons
Neurons that transmit impulses to the thalamus or cerebellum are.... - ANSWER second order
neurons
,Neurons that conduct impulses from the thalamus to the perceptual level in the
somatosensory cortex are.... - ANSWER third order neurons
Which aspect of perception is the ability to detect a stimulus? - ANSWER perceptual detection
Which aspect of perception codes the intensity of the stimulus via frequency of impulses? -
ANSWER magnitude estimation
Which aspect of perception is used to identify the site or pattern of stimuli via two-point
discrimination test? - ANSWER spatial discrimination
Which aspect of perception is used to identify more complex aspects and several properties of
a single stimulus? - ANSWER feature abstraction
Which aspect of perception conveys the ability to identify sub modalities of a sensation? -
ANSWER quality discrimination
Which aspect of perception recognizes familiar or significant patterns in stimuli? - ANSWER
pattern recognition
What is the function of pain stimuli? - ANSWER warn the body of actual or impending
tissue damage
Stimuli such as extreme pressure, temperature, increased release of histamine, potassium, ATP,
and acids triggers.... - ANSWER pain impulses
What are the neurotransmitters responsible to triggering pain perception in the brain? -
ANSWER Glutamate and Substance P
, What is a bundle of myelinated and unmyelinated peripheral axons enclosed by
connective tissue? - ANSWER nerve
What are the three connective tissue coverings of the nerve? - ANSWER - endoneuron -
encloses axons
- perineurium - encloses fascicles
- epineurium - tough fibrous sheath around a nerve
What are the cell bodies associated with nerves in the peripheral nervous system? - ANSWER
ganglia
What are the ganglia that integrate somatic sensory stimuli? - ANSWER dorsal root ganglia
What are the ganglia that integrate visceral motor impulses? - ANSWER autonomic ganglia
Macrophages and Schwann cells work together to regenerate tube and growth factors in
order to... - ANSWER regenerate damaged neurons
Why are neurons in the CNS unable to be regenerated? - ANSWER CNS oligodendrocytes bear
growth inhibiting proteins that prevent regeneration
The cranial nerve that arises from the olfactory receptor cells that terminates in the
primary olfactory cortex is.... - ANSWER Olfactory nerve
Which cranial nerve passes through the epic canals that transmit visual stimuli to the
thalamus and occipital cortex? - ANSWER optic nerve
Which cranial nerve functions in raising of the eyelid, directing movement of the eyeball
and constriction of the iris/lens shape? - ANSWER oculomotor nerve
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