Exam (elaborations)
bio 256 exam 2 with questions and answers || verified answers || latest update 2024/2025
- Course
- Institution
bio 256 exam 2 with questions and answers || verified answers || latest update 2024/2025
[Show more]
Content preview
bio 256 exam 2 with questions and answers || verifiedanswers || latest update 2024/2025
which kind of neural imaging can also be used as a therapy to treat depression -
CORRECT ANSWER ; -rTMS
which taste sensation detects alkaloids such as quinine and nicotine - CORRECT
ANSWER ; bitter
when the stereocilia of the hair cell receptor bend towards the kinocilium -
CORRECT ANSWER ; cells rapidly depolarize and signal frequency increases
all preganglionic axons of the autonomic nervous ststem release - CORRECT
ANSWER ; acetylcholine
choose the most accurate statement about sound - CORRECT ANSWER ; a ten
decibel increase represents a tenfold increase in sound intensity
membrane hyperpolarization means - CORRECT ANSWER ; the inside of the cell
becomes completely negative
If you were to administer a drug that blocked the activity of the sodium potassium
ATPase pump, what would the effect be on the ability to absorb glucose -
CORRECT ANSWER ; Decreases glucose transport into cell
,which kind of papilla does not contain taste buds - CORRECT ANSWER ; filiform
which is not true about voltage gated ion channels - CORRECT ANSWER ; ions will
diffuse to the area of higher ion concentration through the channels
which type of sensory receptor would be found in your cochlea, which detects
sound (air pressure changes) - CORRECT ANSWER ; mechanoreceptor
the sodium potassium pump - CORRECT ANSWER ; pumps three sodium ions out
of the cell and two potassium ions into the cell
which is true about the spinothalamic tract - CORRECT ANSWER ; its neuron
synapse in the anterior gray horn of the spinal cord
which is NOT true about voltage gated sodium ion channels - CORRECT ANSWER
; the inactivation gate is closed when the intracellular environment is -70 mV
Which describes sleep occurring when you first fall asleep? - CORRECT ANSWER ;
eyes are closed and relaxation begins; the EEG shows normal alpha waves; easily
aroused
when a skin area's two point threshold is small, that skin has - CORRECT ANSWER
; -high sensory acuity
what is the function of acetylcholine in a neuromuscular junction - CORRECT
ANSWER ; it diffuses across the synapse, binding membrane receptors, stimulating
an action potential in the myofiber
, what is the main function of the rods in the eye - CORRECT ANSWER ; vision in
dim light
what kind of neuroimaging can also be used as therapy - CORRECT ANSWER ; -
rTMS
which is NOT detected by a mechanoreceptor type - CORRECT ANSWER ; taste
Part of the neuron that normally receives stimuli - CORRECT ANSWER ; Dendrite
The inside of the cell becomes more negative than the resting potential - CORRECT
ANSWER ; Membrane hyperpolarization
what part of the neuron receives stimuli - CORRECT ANSWER ; -a dendrite
The resting membrane potential is largely preserved by - CORRECT ANSWER ; The
sodium potassium ATPase pump
Select the correct statement about synapses - CORRECT ANSWER ; The synaptic
cleft prevents an impulse from being transmitted directly from one neuron to
another.
Which of the following statements is most correct regarding the intracellular
chemical signals known as "second messengers" - CORRECT ANSWER ; Cyclic
AMP and IP3 are second messengers.
membrane repolarization means - CORRECT ANSWER ; inside of the cell becomes
more negative
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller tutorWADE. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $20.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78799 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now