Reading material Flashcards

1
Q

What is the order in which the blood tubes should be filled?

A
  1. Blood culture
  2. Tube withOUT additives (red tubes)
  3. Tubes WITH additives
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2
Q

What are red tubes used for?

A

Chemistries, amylase, Igs

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3
Q

What are blue tops used for?

A

PT
PTT
INR

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4
Q

What are green tops used for?

A

Ammonia

CPK isozymes

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5
Q

What are purple top tubes used for?

A

CBC

ABO types

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6
Q

What are gray top tubes used for?

A

Ethanol

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7
Q

What are pink top tubes used for?

A

Cross matching

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8
Q

Which colored tube does not have any additives?

A

Red

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9
Q

True or false: you should not draw blood on the side of the body that a mastectomy was performed

A

True

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10
Q

True or false: when drawing blood on the side of an arm with an IV in place, you should draw above the IV site

A

False– I don’t know why though

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11
Q

What should you never do after cleaning a venipuncture site?

A

touch it

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12
Q

True or false: you should gently invert or shake the tubes of blood in a blood draw

A

False– NEVER shake. But the inverting bit is a good idea

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13
Q

What are the landmarks that should be palpated before doing a cricoidotomy?

A

Thyroid and cricoid cartilage (between them in the cricothyroid ligament)

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14
Q

What direction should the needle face when performing a needle cricoidotomy? When should you stop advancing the needle?

A

45 degrees inferiorly

Stop when air is aspirated into the syringe

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15
Q

How long can adequate ventilation be achieved with a needle cricothyroidotomy?

A

30-45 minutes

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16
Q

What is the age cutoff (lower bound) for surgical cricothyroidotomy?

A

12 yo

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17
Q

Central line placement for the IJV is on what side of the body? Subclavian?

A
IJV = right side
Subclavian = left side
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18
Q

What are the landmarks used for placing a central line into the subclavian? How should the hands be placed? How should the needle be inserted?

A

Thumb on the sternal notch
Index finger on the intersection between the clavicle and the first rib. Insert needle lateral to the thumb, and beneath the clavicle.

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19
Q

What are the landmarks used for central line placement in the IJV?

A

Between the two heads of the SCM

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20
Q

What way should the tip of the J wire be inserted in an IJV central line?

A

Toward the heart

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21
Q

What must be monitored with a IJV central line placement? Why?

A

EKG for arrhythmias

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22
Q

What is the minimal amount of blood that can be seen on a CXR for a hemothorax?

A

300-500 ml

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23
Q

What should you do if draining more than 1500 ml of blood from a chest tube?

A

Get to OR for thoracotomy to control bleeding

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24
Q

What are the ribs that are used for landmarks for a chest tube placement with a pneumothorax? Where?

A

3 4 or 5 intercostal space along the anterior axillary line

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25
Which intercostal spaces are used for chest tube placement with a hemothorax?
3 4 or 5 along the posterior or midaxillary line
26
What is the position the pt should be placed in for a chest tube placement?
arm over head
27
What is the area relative to the rib where you should place the chest tube?
On top of the lower rib in the intercostal space to prevent hitting the intercostal arteries/nerves that lie below the ribs
28
What is the tool used to make the puncture for a chest tube?
Hemostat (after making an incision with a scalpel)
29
Which way should a chest tube be inserted toward for a hemothorax? Pneumothorax?
``` Hemo = down Pneumo = up ```
30
Widening of the mediastinum following a chest tube placement may indicate what?
Thoracic aorta dissection
31
What is tidaling with chest tube placement?
Movement of the ball in the pleurivac
32
True or false: except for checking for leaks, a chest tube should never be clamped off
True
33
What should be done with a pneumo and hemothorax concurrently?
Chtes tubes place anterior and posterolaterally
34
What indicated that a chest tube was successful?
No more tidaling
35
What is a laproscopic surgery?
Small tools + CO2 inflated peritoneum
36
What are the spaces that an LP should be performed at?
L4-L5
37
Which way should the needle be driven in a LP?
toward the naval
38
What is the only position in which you are able to get an opening pressure with a LP?
Lateral recumbent
39
Why should you never introduce negative pressure with a LP?
will cause hemorrhage
40
What are the first three tubes that are used in the collection of CSF (in order)?
1. cell count and differential 2. Gram stain cultures 3. Glucose, protein,
41
What happens if you get a bloody tap?
May have hit the venous plexus, which will stop after you draw more
42
Name the mallampati score: clear visualization of the faucial pillar, soft palate, and uvula
I
43
Name the mallampati score: The uvula is masked by the tongue, but o/w clear visualization of the facial pillars and soft palate
II
44
Name the mallampati score: Only the soft palate is visualized
III
45
Name the mallampati score: Only the hard palate is visualized
IV
46
Why should you not rock the laryngoscope?
Will break teeth
47
Is it every okay to let go of the ET tube?
No
48
Each time the patient is moved with a ETT in, what is the chance that it will dislodge?
10-15%
49
What is the Selleck manuver?
Applying pressure to the cricoid cartilage during an intubation
50
Should you try to intubate through a glottis that is closed d/t a laryngeal spasm?
Never
51
What are the four regions assessed during a FAST exam?
1. Pericardial (Pericardial effusion) 2. RUQ (spleen) 3. LUQ (kidneys) 4. Pelvic (pouch of douglas)
52
Hyperechoic appears what color on the screen? Hypoechoic?
``` Hyper = white Hypo = black ```
53
What does red flow indicate? Blue?
``` Red = toward you Blue = away from you ```
54
What is the size of the urinary catheter that should be used for adults? What if they have gross hematuria?
16-18 french | 22-24 for patients with gross hematuria
55
What is the only absolute contraindication for urinary catheterization?
Trauma to the urethra (e.g. pelvic fracture)
56
When are triple lumen catheters used?
For patients with clots or obstruction
57
What way should the penis be held when doing a cath?
Perpendicular to the body
58
What should you do prior to inflating the foley cath balloon?
Check for urine return
59
Name two relative contraindications for urethral catheterization (3 are given)
Urethral stricture Recent urethral/bladder surgery Combative patient
60
Name two contraindications to performing an LP.
``` Cardiorespiratory compromise Cerebral herniation Focal neurological signs Bleeding diathesis Previous lumbar surgery ```
61
What gauge needle is usually used for an LP?
20-22
62
What should you do first if there is no flow from an LP?
Rotate the needle 90 degrees, since a nerve rootlet may be obstructing the flow
63
What should you do if there is blood in an LP needle?
get a new needle and enter a new interspace, since you do not want it to clog
64
Over what mmH2O is concerning in a spinal tap
20
65
Why should you never aspirate a LP?
May cause a herniation
66
What is the size of the triple lumen catheter that should be used for central lines? What about for fluid resuscitation?
7 french 11.5 if resuscitation
67
What are the contraindications to tracheal intubation?
``` Trauma Burns Tumor Edema Infection ```
68
What does gauge measure? What does a high gauge needle mean?
Measures the diameter of a needle. Larger gauge means smaller needle size
69
What does bore size indicate?
size of the lumen (inside diameter)
70
What are the three layers of a vessel, and what is the important part of each?
Outer layer = tunica adventitia (supporting vasculature) Middle layer = tunica media (muscular layer) Inner layer = tunica intima (elastic layer)
71
How often should peripheral IV catheters be changed?
every 72 hours
72
When is it appropriate to give D5W to a patient IV?
Never-- will raise glucose levels too fast, and cause osmotic diuresis
73
What type of fluids do you want to use when replacing volume: hypotonic, isotonic, or hypertonic
isotonic
74
What are the electrolyte concentrations in NS? pH?
154 Na and Cl pH is 4-5
75
What are the electrolyte concentrations in LR? pH?
130 Na 110 Cl 4 K 100 H2O 7ish pH
76
What are the electrolyte concentrations in D5W? D10W?
``` D5 = 50 gm glucose D10 = 100 gm glucose ``` both have 1000 ml of water
77
What are the electrolyte concentrations in 3% NS?
513 Na | 513 Cl
78
What is the rule for choosing an IV rate per hour?
4 ml/kg for first 10 kg 2 ml/kg for next 10 kg 1 ml/kg for each kg thereafter
79
What is the angle of the injection that should be done with SQ administration of a drug? IM?
``` SQ = 45 degrees IM = 90 degrees ```
80
What are the sites of injection of IM meds?
Anterior/posterior forearms, tricep area, chest, or shoulder blade area
81
What is the preferred site of injection for heparin?
Lower abdominal fat pad, beneath the umbilicus
82
Under what age should the dorsogluteal muscle not be used?
3 years of age
83
When injecting into the gluteal area, how do you ensure that you are in the correct area?
Place hand so that the 2nd finger is on the ASIS, and spread your fingers. Inject between the space formed by digits 2 and 3.
84
What is meant by the "Z" track injection?
Pulling the skin back when injecting, thus creating a non-linear path for blood to flow out when the needle is removed and the skin released
85
What are the indications for an NG tube? Contraindications?
Acute gastric dilatation/distention Gastric outlet obstruction Ileus Contraindications: - recent esophageal surgery - absence of gag reflex - facial or nasal trauma
86
True or false: esophageal varices are a contraindication to placing an NG tube
False
87
What are the indications for a needle cricothyroidotomy?
Complete airway obstruction | Trauma to the face
88
What are the two complications of a needle or surgical cricothyroidotomy?
Asphyxia | Aspiration
89
What are the two contraindications to a surgical cricothyroidotomy?
Children under 12 | There is a less radical means of establishing an airway
90
What are the indications for a central line placement?
TPN | Long term infusion of drugs
91
What are the contraindications for a central line placement?
Morbidly obese Infection over insertion site Pneumo/hemothorax on the ipsilateral side
92
What are the two pre-procedure bits prior to doing a central line placement?
Consent and timeout
93
What is the position the patient should be placed in for a central line placement?
Trendelenburg
94
What gauge needle should be used when performing a subclavian or IJV central line placement?
18
95
In what order should the scalpel, dilator, J wire, 18 gauge needle, and catheter be introduced in a central line placement?
``` Needle/catheter J wire scalpel dilator Central catheter ```
96
What should you do after placing a central line?
Check all ports for blood return
97
What size tube should be used for pneumothorax in a child/adult? Hemo?
Pneumo: 22ish or 11ish Hemo: 22 ish or 15ish
98
True or false: when suturing, you should always select the smallest diameter suture that can adequately hold the tissue edges together.
true
99
What size of suture should be used for regular skin closures?
3-0, 4-0, or 5-0
100
What size of suture should be used for skin closure on the face?
5-0 or 6-0
101
What size of suture should be used on abdominal fascia closure?
#2 or 0
102
What are the two types of points to a suture needle?
taper point | Cutting point
103
What is a #10 blade used for? #11? #12? #15? #20?
``` #10 - large incisions #11 - stabs #12 - ENT/GYN #15 - small incision #20 -Digit amputations ```
104
What is the universal size for catheters?
16 french
105
When do indwelling catheters need to be changed?
Every 72 hours
106
What should you note in the medical record for a urine cath placement? (6)
``` Indication Size/type Fluid injected Urine output Your name Complications ```
107
What drug needs to be in the syringe when doing an ABG?
heparin
108
What are the pertinent findings in an ABG? (6)
``` pH PaCO2 PaO2 HCO3 O2 BE ```
109
Are you oxygenating the patient, or ventilating them when performing a cricothyrotomy?
Oxygenating them
110
In a needle cricothyroidotomy, what type of needle should be used?
#12 or #14
111
In a needle cricothyroidotomy, how many seconds do you oxygenate the patient by the tubing?
Occlude 1 second and release for 4
112
How long can chest tubes stay in?
24-48 hours
113
How can you check for air leaks in a chest tube?
Look at water seal chamber and if bubbles present = air leak
114
When do you see tidaling with a chest tube placement?
When pleuravac is taken off suction; fluid in chamber should move with respiration and ventilation
115
When should you obtain x-rays with a chest tube placement?
Beforehand, after insertion, serial during stay, and after pull out
116
What is the purpose of undermining tissue?
Undermining = separation of superficial tissues (epidermis/dermis) from deeper tissues (SC tissue) in order to achieve better tissue approximation during suturing
117
What is the most common cause of post-op fever? treatment?
Atelectasis | Spirometry
118
What are the 5 W's of post surgical infection?
``` Wind (atelectasis) Water (UTIs) Walking (DVTs) Wounds (duh) Wonder drugs (rxn) ```
119
What is the daily requirement for K?
40-100 mEq