A CAT scan is a special type of x-ray used for viewing the _______ organs of patients.
What is internal
100
MRI- like optical spectroscopy to selectively detect atoms, but uses ___________ transitions between quantum levels
What is radiofrequency
100
Ultrasound imaging uses the ______ and ______ of high frequency longitudinal mechanical waves in tissues.
What is transmission and reflection
100
The heart contains ____ cardiac pacemakers that spontaneously cause the heart to beat.
What is two
200
What does NMR stand for?
What is Nuclear Magnetic Resonance
200
A CAT scan produces a three diminensional image of parts of the body by taking many different x-ray cross sections and ___________.
What is combining them
200
PET scan is very useful in ________ researches, clinical diagnosis like cancer detection receptor analyses and even watching _________ in molecular biology.
What is neuroscience; gene expression
200
In an ultrasound, as frequency goes up, resolution goes ____, bust as frequency goes up, and penetration goes ____.
What is up; down
200
For an action potential to function as a long–distance signal, it must travel without diminishing from the ______ to the _________
What is cell body; synaptic terminals
300
What does PET Scan stand for?
What is Positron Emission Tomography
300
NMR has become the preeminent technique for determining the structure of organic compounds. In fact it is the only test for which a complete analysis and ____________?
What is interpretation of the entire spectrum is normally expected
300
Using a PET scan photons are incident to produce electrons by __________.
What is photoelectric effect
300
The _______ waves of the different sides of the heart measure the different parts of the muscle. The EKG reading will reflect the results on a digital graph which then can be traced onto paper for easier analysis.
What is electrical
300
Which type of scan can result in almost 90,000 X-ray slices or tomograms that the computer must convert into a picture
What is CAT scan
400
What does SPECT Scan stand for?
What is Single-Photon Emission Computerized Tomography
400
_______ magnetic fields are necessary for NMR spectroscopy.
What is strong
400
A SPECT scan lets your doctor analyze the function of some of your _______ organs.
What is internal
400
An EKG works mostly by _______ and _______ the tiny electrical changes on the skin that are caused when the heart muscle depolarizes during each heart beat.
What is detecting and amplifying
400
In a PET scan, a ______ ______ that decays by positron emission is introduced into the body.
What is radioactive isotope
500
What does EKG/ECG stand for?
What is electrocardiogram
500
MRI-uses what types of waves?
What are radio waves
500
A SPECT Scan is a type of ______ ________ test which means it uses a radioactive substance and a special camera to create 3D images showing things such as how blood flows to your heart or what areas of your brain are more active than others.
What is nuclear imaging
500
Nerve impulses are caused by the transmission of neurotransmitters across a ______ _____to the post-syntactic membrane of a different nerve.
What is synaptic cleft
500
When the heart ______, it pumps blood; when it ______, its chambers fill with blood