Practice Set (3) - Image Weighting and Contrast

1

MRI images that are based on the differences in longitudinal relaxation
characteristics of tissues are known as

1

MRI images that are based on the differences in the amount of hydrogen nuclei
in tissues are known as

1

MRl images that are based on the differences in the transverse relaxation
characteristics of tissues are known as

1

The image parameter that primarily affects TI weighting is

1

The image parameter that primarily affects T2 weighting is

1

In a TI weighted image, a short TR is used to

1

In a T2 weighted image, a long TR is used to

1

In a T2 weighted image, a long TE is used to

1

In a T1 weighted image, a short TE is used

1

In a T1 weighted image, tissues with short T1 relaxation times produce
what type of signal

1

In a Tl weighted image, tissues with long Tl relaxation times produce what
type of signal?

1

In a T2 weighted image, tissues with short T2 relaxation times appear

1

In a T2 weighted image, tissues with long T2 relaxation times appear

1

In a proton density weighted image, tissues with a high number of hydrogen
nuclei appear

1

In a proton density weighted image, tissues with a low number of hydrogen
nuclei appear

1

In biological tissue, which type of relaxation occurs the quickest?

1

Longitudinal relaxation occurs more efficiently in which type of tissue?

1

In a Tl weighted image, fat has a _ Tl relaxation time and therefore
appears _

1

In a Tl weighted image, CSF has a Tl relaxation time and therefore
appears _

1

In a T2 weighted image, fat has a T2 relaxation time and therefore
appears _

1

In a T2 weighted image, CSF has a T2 relaxation time and therefore
appears

1

A spin echo image with a long TR and a short TE is known as what type of
image?

1

A spin echo image with a long TR and a long TE is known as what type of
unage?

1

A spin echo image with a short TR and a short TE is known as what type of
iInage?

1

Another name for a proton density weighted image is

1

On a TI weighted image of the brain, fat appears ____ to white matter.

1

On a TI weighted image of the brain, white matter appears ____ to grey
matter

1

On a TI weighted image of the brain, grey matter appears to CSF

1

On a TI weighted image of the brain, CSF appears _____ to fat

1

On a proton density weighted image of the brain, white matter appears ____
to grey matter

1

On a proton density weighted image of the brain, CSF appears ____ to
grey matter

1

On a T2 weighted image of the brain, CSF appears ____ to grey matter

1

On a T2 weighted image of the brain, grey matter appears ____ to white
matter

1

On a TI weighted image of the knee, cortical bone appears ____ to all
other tissues

1

On a TI weighted image of the knee, bone marrow appears ____ to
meniscal tissues.

1

On a Tl weighted image of the spine, the intervertebral disk appears ____
to spinal cord.

1

On a T2 weighted image of the spine, the intervertebral disk appears ____
to the spinal cord

1

At a field strength of 1.0 tesla, the approximate Tl relaxation time of fat is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time of fat is

1

At a field strength of 1.0 tesla, the approximate T1 relaxation time of liver
tissue is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time of liver
tissue is

1

At a field strength of 1.0 tesla, the approximate T1 relaxation time for spleen
tissue is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time for spleen
tissue is

1

At a field strength of 1.0 tesla, the approximate T1 relaxation time for grey
matter is

1

At a field strength of l.0 tesla, the approximate T2 relaxation time for grey
matter is

1

At a field strength of 1.0 tesla, the approximate T1 relaxation time for white
matter is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time for white
matter is

1

At a field strength of 1.0 tesla, the approximate T1 relaxation time for renal
cortex tissue is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time for renal
cortex tissue is

1

At a field strength of 1.0 tesla, the approximate T1 relaxation time for muscle
tissue is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time for muscle
tissue is

1

At a field strength of 1.0 tesla, the approximate Tl relaxation time for renal
medulla tissue is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time for renal
medulla tissue is

1

At a field strength of 1.0 tesla, the approximate Tl relaxation time for blood
is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time for blood
is

1

At a field strength of 1.0 tesla, the approximate Tl relaxation time for CSF
is

1

At a field strength of 1.0 tesla, the approximate T2 relaxation time for CSF is

1

At a field strength of 1.0 tesla, the approximate T1 relaxation time for water
is

1

At a field strength of 1.0 tes1a, the approximate T2 relaxation time for water
is

1

Figure 3-1 displays which type of relaxation curve?

1

Figure 3-2 displays which type of relaxation curve?

1

Figure 3-3 displays which type of relaxation curve?

1

In Figure 3-4, at a TR of 200, which of the following tissues has the greatest
signal intensity?

1

In figure 3-5, at a TE of 90, which of the following tissues has the greatest
signal intensity?

1

Figure 3-6 displays which type of relaxation curve?

Diploma Magnetic Resonance Quiz am Practice Set (3) - Image Weighting and Contrast, erstellt von Thea Ampofo am 24/01/2016.

Practice Set (3) - Image Weighting and Contrast

MRI images that are based on the differences in longitudinal relaxation characteristics of tissues are known as

MRI images that are based on the differences in the amount of hydrogen nuclei in tissues are known as

MRl images that are based on the differences in the transverse relaxation characteristics of tissues are known as

The image parameter that primarily affects TI weighting is

The image parameter that primarily affects T2 weighting is

In a TI weighted image, a short TR is used to

In a T2 weighted image, a long TR is used to

In a T2 weighted image, a long TE is used to

In a T1 weighted image, a short TE is used

In a T1 weighted image, tissues with short T1 relaxation times produce what type of signal

In a Tl weighted image, tissues with long Tl relaxation times produce what type of signal?

In a T2 weighted image, tissues with short T2 relaxation times appear

In a T2 weighted image, tissues with long T2 relaxation times appear

In a proton density weighted image, tissues with a high number of hydrogen nuclei appear

In a proton density weighted image, tissues with a low number of hydrogen nuclei appear

In biological tissue, which type of relaxation occurs the quickest?

Longitudinal relaxation occurs more efficiently in which type of tissue?

In a Tl weighted image, fat has a _____ Tl relaxation time and therefore appears _____

In a Tl weighted image, CSF has a ____ Tl relaxation time and therefore appears _____

In a T2 weighted image, fat has a ____ T2 relaxation time and therefore appears _____

MRI images that are based on the differences in longitudinal relaxation
characteristics of tissues are known as

MRI images that are based on the differences in the amount of hydrogen nuclei
in tissues are known as

MRl images that are based on the differences in the transverse relaxation
characteristics of tissues are known as

In a T1 weighted image, tissues with short T1 relaxation times produce
what type of signal

In a Tl weighted image, tissues with long Tl relaxation times produce what
type of signal?

In a proton density weighted image, tissues with a high number of hydrogen
nuclei appear

In a proton density weighted image, tissues with a low number of hydrogen
nuclei appear

In a Tl weighted image, fat has a _ Tl relaxation time and therefore
appears _

In a Tl weighted image, CSF has a Tl relaxation time and therefore
appears _

In a T2 weighted image, fat has a T2 relaxation time and therefore
appears _

In a T2 weighted image, CSF has a T2 relaxation time and therefore
appears

A spin echo image with a long TR and a short TE is known as what type of
image?

A spin echo image with a long TR and a long TE is known as what type of
unage?

A spin echo image with a short TR and a short TE is known as what type of
iInage?

On a TI weighted image of the brain, white matter appears ____ to grey
matter

On a proton density weighted image of the brain, white matter appears ____
to grey matter

On a proton density weighted image of the brain, CSF appears ____ to
grey matter

On a T2 weighted image of the brain, grey matter appears ____ to white
matter

On a TI weighted image of the knee, cortical bone appears ____ to all
other tissues

On a TI weighted image of the knee, bone marrow appears ____ to
meniscal tissues.

On a Tl weighted image of the spine, the intervertebral disk appears ____
to spinal cord.

On a T2 weighted image of the spine, the intervertebral disk appears ____
to the spinal cord