1st Spring -Final!! Flashcards
The spinal cord begins at the medulla oblangata and ends at the
Conus medullaris
L1-L2
7 (Cervical) 12 (Thoracic) 5 (Lumbar) 1 (Sacrum) born with 5 1 (Coccyx born with 4 Total for child Total for adult
33
26
Concavity of lumbar spine
Convexity of thoracic spine
Exaggerated lateral curvature
Lordosis (swayback)
Kyphosis (humpback)
Scoliosis
1st compensatory curve
1st primary curve
Cervical
Thoracic
4 articular processes of the vertebra ?
2 superior
2 inferior
Respiration could not occur without the____
Spine
Another term for facet??
The atlas corresponds _____to and the axis corresponds to ______
Zygapophyseal joint
C1, C2
Another name for Dens _____which is attached to _____
Does C1 have a body?
Odontoid
C2
No!!
Skull to C1 joint is called ??
C1 to C2 joint is called?
Atlantooccipital
Atlantoaxial
For the Thoracic vertebra, the zygapophyseal joints lie at
70-75’ angle to MSP
Another name for C7
LPO, RPO shows the
LAO, RAO shows the
Vertebral prominens
Upside
Downside
Fracture extends to C2 from extreme hyper extension :
Fracture of C1; splintered or crushed
Hangman’s fracture
Jefferson fracture
What projection demonstrates a Jefferson’s fracture ?
AP open mouth projection
Schuermann disease requires which projection ?
Scoliosis series
Mild kyphosis and scoliosis
Cervicothoracic lateral aka swimmers lateral shoes what region?
C5-T3
Used if can’t see C7/T1 on cervical lateral
This method may be used if odontoid is not shown on an open mouth projection of the cervical spine?
Fuchs (AP) or Judd Method (PA)
How do we preform an Otonello Method of the cervical spine and what is it used for?
AP projection of the “wagging jaw” to see structures of C1 and odontoid
The Pillars projection of the cervical spine is used to see which anatomy?
C4-C7 and spinous processes
A lateral of the thoracic spine requires what breathing technique?
Orthostatic
CR to T7
An AP Axial cervical spine and posterior oblique positions requires what CR angle?
15-20 cephalic angle
AP oblique would be caudad 15-20.
CR is to pass through _____ during obliques, lateral, and AP Axial is the cervical spine
C4
For the swimmers position If a patient cannot depress his shoulders enough during expiration an angle may be required to?
3-5* caudad
To rule out whiplash; what positions for the cervical spine may be performed
Lateral of hyperextension and hyperflexions
(Separation of pars) or This may appear to make the Scottie dog appear to have a collar?
Spondylolysis
Forward slipping of one vertebra onto another (defect in pars)
Bamboo appearance
Spondyloliothesis
Ankylosing spondylitis
Osteoblastic lesions
Osteolytic lesions
Increased density
Destructive
The seatbelt fracture occurring in vertebrae from hyper flexion force
Chance fracture
On a lateral thoracic spine, it is helpful to place the ________ side down if it is known that the patient has scoliosis
Convexity or sag
On a AP Axial L5-S1 of the lumbar spine AND the AP sacroiliac joints specific CR angulation is required for male vs female
Cephalad 35 female
Cephalad 30 male
Th Cr placement for a-spot film of the lateral lumbar ?
1.5 inch inferior to iliac crest and 2 inches posterior of ASIS
AP Sacrum CR placement?
AP Coccyx CR placement ?
15* cephalad
2 in above P.S
10* caudad; 2 in above P.S
Separate Sacrum and Coccyx AP projections may be ordered together but the lateral _______
May be done together!
The lower inside margin of each rib (costal groove) protects what?
An artery, vein, and nerve.
Making rib injuring very painful !
Which breathing technique is required for the ribs?
Orthostatic breathing or shallow breathing
To mark the site of injury for a rib, the tech may:
Tape a small B.B. or radiopaque marker over site of injury
When taking an image of the ribs; above the diaphragm the breathing technique is:
Below the diaphragm is:
On Inspiration erect 75-80kv
On expiration recumbent85kv
Funnel chest is aka:
Flail chest is due to:
Pectus excavatum
Blunt trauma
The sternum routine is:
And it requires orthostati c breathing w minimum of 3 sec exposure. The sternum will be
15-20* Obliques, lateral
Sternum superimposed over heart shadow
Th skullcap(culvarium) is another has 4 bones:
Frontal, R and L parietal, and occipital bones
The skull has ____ cranial bones and ____ Facial bones
8
14
The sella turcica can be visualized on what projection and what bone is it located?
Lateral
Sphenoid
Another name for “roosters comb” on skull
Crista Galli
The 6 Fontanels of an infant normally do not ossify until
Mid-late 20s
Small irregular bones of the skull
4 sinuses:
Sutural or wormian
Sphenoid, ethmoid, frontal, maxillary
Largest sinus-
To check air fluid levels in what sinus after head trauma?
Maxillary
Sphenoid effusion
Which sinus is not connected to the cranial bones
Maxillary
2 common positioning errors while taking skull radiographs
Tilt and rotation
A PA Projection projects the petrous ridges
The waters Method places them:
Directly into the orbits
Below the maxillary sinus’
For the towne Method of the skull; CR technique is
30* caudad to OML
37* caudad to IOML
2 1/2 in above glabella
What degree difference is there between end IOML and OML of the towne Method
7-8*
Deglitution=
Mastication =
Swallowing
Chewing
3 salivary glands:
The 4 accessory organs of digestion:
Parotid, sublingual, submandibular
Salivary glands, liver, pancreas, gallbladder
Stomach contents churned into semi fluid mass:
Catalysts to speed digestion:
Chyme
Enzymes
Mechanical digestion=
3 structures that pass thru the diaphragm:
Rhythmic segmentation
Inferior vena cava, esophagus, aortA
In erect position, how much do abdominal organs drop?
1-2inches
On a hypersthenic pt, where does the stomach lie?
Upper transverse area
Negative contrast media=
Positive contrast media=
Radiolucent
Radiopaque
What can be ingested to create CO2 for GI studies?
Calcium is magnesium citrate
What is the most common positive contrast media?
Barium sulfate (BaSo4)
What is the purpose for gas on a double contrast media study?
To push barium against intestines
What is performed on someone with suspected GERD?
Endoscopy
What is the KvP for upper GI:
Double contrast:
100-125
90-100
Another name for pancreatic duct=
Duct of wirsung
3 divisions of small intestine:
Duodenum (shortest)
Jejenum (40% of intestine)
Ileum (longest)
Widest portion of the large intestine?
What does Enterocylsis mean?
Cecum
Double contrast
What position is recommended for small bowel radiographs?
Prone to separate loops
What type of pt most likely experiences intusseption?
Double contrast studies are best for:
Infant
Chrohns disease and malapsortption
What is responsible for synthesis of vitamin K&B and amino acids?
Large intestine
Which part is responsible for digestion, absorption, and reabsorption?
Small intestine
Which hormone is secreted in the gallbladder?
Where is the gallbladder located?
Cholecystokinin (CCK)
Inferior,posterior of liver RUQ
What separates the left and right lobe of the liver?
Falciform ligament
Below the tongue
Below mandible
Largest salivary gland
Sublingual
Submandibular
Parotid
Which part covers the larynx opening so that food n fluid are not aspirated
Epiglottis
Substances ingested but NoT digested
Water
Minerals
Vitamins
Emulsification of fats:
Where is this produced and where is it stored
Bile
Produced by liver and stored in gallbladder
Narrowing of esophagus
Difficulty swallowing
Achalasia
Dysphasia
Wormlike appearance of esophagus:
Streaked appearance:
Esophageal varices
Barrett esophagus
Outpouching of mucosal wall
Erosion of stomach (halo sign)
Diverticuli
Ulcer
The feathery appearance of the small intestine:
The length of the small intestine:
Jejenum
15-18ft
Cobblestone appearance
Tapered/corkscrew appearance
Ulcerative colitis
Volvulus
3 common BE tips
Plastic disposable
Rectal retention
Air contrast retention
The insertion of the BE tip should be directed toward_______
Umbilicus and on expiration to relax the muscles
The kidneys and ureters are located in the
Retroperitoneal space
2 palpable landmarks to locate the kidneys
Iliac crest and xiphoid process
An abnormal drop of the kidneys is called
What organ is pear shaped ?
Nephroptosis
Gallbladder
3 functions of urinary system
Remove nitrogenous waste
Regulate H2O
Regulate acid-base
Intravenous contrast media administered by:
Bolus injection
Drip fusion
Common size of needle for bolus injections on adults
18-22 Gauge adults
23-25 peds
Most common types of needles used for bolus injection
Butterfly and over the needle, straight through the needle
The leakage of contrast media from a vessel into surrounding tissues
Extravasation
Loss of consciousness resulting from reduced cerebral blood flow
Syncope
Structural unit of kidney:
Outer portion of kidney:
Nephron
Cortex
The average water intake in 24 hr period
Another name for medulla of kidney
2.5 Liters
Renal pyramids
The total capacity for urine
Ureters lie on the anterior surface:
350-500mL
Psoas muscles
The tourniquet is placed _______ inches above the injection site
3-4in
What are common anions to stabilize an ionic iodinated contrast media?
Diatrizoate, iothalamate, metrizoate
The higher the osmolality, the ______ chance of reaction
Greater!
Causing vein spasm ^blood plasma
Non ionic organic iodide contains ___ positively charged cations
NOne!!
2 common side effects of iodinated contrast medium
Temporary hot flash
Metallic taste
Local reactions effect:
Systemic reactions effect:
Region of body contrast was given
Entire body!
Fracture of wrist/ distal radius
Fracture of 5th metacarpal
Fracture on one side only
Colles
Boxer
Greenstick
Also called ping-pong fracture
Realigned and immoblized w/ a splint/cast
Fracture site/surgery with screws
Depression fracture m
Closed reduction
Open reduction
Inflammation of tibia-occur in 5-10y/o boys:
Abnormal growth of hip 5-10y/o boys:
Osgood/Schlatter disease
Leg-Calve-perthes disease
A sliding hiatal hernia (weakening of esophageal sphincter)
Schatzki Ring
Esophageal reflux may require breathing techniques which are
Valsalva maneuver Mueller maneuver (Rachael’s and inhaled against epiglottis)
Water soluble iodinated contrast should not be used if a patient is:
Sensitive to iodine or dehydrated!!
Involuntary Contractions digestion:
Where is barium on AP Supine?
Peristalsis
Top of fungus
Where is the barium when the patient is prone and erect?
Prone= lower whole region of stomach Erect= lower 1/2 region of stomach
In the erect position with barium contrast, the barium tends to form
A straight line to lower aspect of stomach
Cholelithiasis:
Neoplasms
Having gallstones in gallbladder
New growths
At what age does the skeleton reach full ossification?
25 yrs old
2 terms of displacement of bone from joint:
Dislocation
Luxation
4 parts of body most commonly dislocated in trauma
Shoulder
Fingers
Patella
Hip
2 incomplete fractures
Torus
Green stick
Act of voiding
An eruption of hives caused by food/drugs
Micturition
Urticaria