MEDA 254 Clinical Patient Care (Medical
Assisting) Exam 2025-2026 Questions and
Answers | Graded A+ Davenport University
what can a medical assistant do for a patient that sustained burns
separate the fingers w sterile dressing
- prevents the fingers from sticking together and reduces the risk of infection
what is a cotton pledget
a sterile cotton pledget can be used to clean the pt's eyes before the administration
of eye drops
when should a heel stick be performed? when a finger stick?
heel stick: recommended for infants 12 months and below
finger stick: children older than 1 yo and adults
what is the correct placement of tabs for EKG
,arms: downward
chest (V1-6): downward
legs: upwards (because they are inferior to the heart
what is the purpose of a cryoprobe
specialized instrument in cryosurgery, a technique where extreme cold is applied
(typically using liquid nitrogen) to destroy abnormal/diseased tissue (ie cancerous
lesion)
what is a urine collection bag
often used in pediatric patients who are not yet toilet trained; attached to child's
genital area to collect urine; not suitable for obtaining sterile sample directly from
bladder
electrodes vs leads
electode: pad attached to the skin that picks up electrical signals from the heart
lead: virtual line between two electrodes that shows the heart's electrical activity
from a specific angle
,what is required of a 12 lead EKG
10 electrodes: 6 precordial (chest) V1-6, and 4 limbs (RA, RL, LA, LL) to create
12 different electrical views of the heart
12 leads: 6 unipolar precordial (V1-6), 3 augmented unipolar limb leads (aVR,
aVL, aVF), 3 bipolar limb leads (I, II, III)
what mnemonic for 12 lead ekg
"snow over grass is right"
aVR (right upper extremity): white
Ground wire: green RL extremity
"smoke left over fire"
aVL (left upper extremity): black
aVF (LL extremity): red
how do you protect a light-sensitive blood sample
aluminum foil wrapped around can shield from light, reducing degradation
an amber-colored collection tube can also be used as it filters out harmful light rays
what is the blood draw order for multiple tubes of blood? mnemonic
, Young Lady bell Rarely Gets To Greet Lucy Gray
Young - Yellow
Lady bell - Light blue
Rarely - Red
Gets To - Gold/Tiger
Greet - Green
Lucy - Lavender
Gray - Gray
What is the angle, needle gauge, and needle length for ID
5-15 degrees
25-27 gauge
1/4 - 1/2 inch needle length
AD
What is the angle, needle gauge, and needle length for IV
15-30 degrees
typically 21-23 gauge
1 - 1 1/2 inch needle length
Assisting) Exam 2025-2026 Questions and
Answers | Graded A+ Davenport University
what can a medical assistant do for a patient that sustained burns
separate the fingers w sterile dressing
- prevents the fingers from sticking together and reduces the risk of infection
what is a cotton pledget
a sterile cotton pledget can be used to clean the pt's eyes before the administration
of eye drops
when should a heel stick be performed? when a finger stick?
heel stick: recommended for infants 12 months and below
finger stick: children older than 1 yo and adults
what is the correct placement of tabs for EKG
,arms: downward
chest (V1-6): downward
legs: upwards (because they are inferior to the heart
what is the purpose of a cryoprobe
specialized instrument in cryosurgery, a technique where extreme cold is applied
(typically using liquid nitrogen) to destroy abnormal/diseased tissue (ie cancerous
lesion)
what is a urine collection bag
often used in pediatric patients who are not yet toilet trained; attached to child's
genital area to collect urine; not suitable for obtaining sterile sample directly from
bladder
electrodes vs leads
electode: pad attached to the skin that picks up electrical signals from the heart
lead: virtual line between two electrodes that shows the heart's electrical activity
from a specific angle
,what is required of a 12 lead EKG
10 electrodes: 6 precordial (chest) V1-6, and 4 limbs (RA, RL, LA, LL) to create
12 different electrical views of the heart
12 leads: 6 unipolar precordial (V1-6), 3 augmented unipolar limb leads (aVR,
aVL, aVF), 3 bipolar limb leads (I, II, III)
what mnemonic for 12 lead ekg
"snow over grass is right"
aVR (right upper extremity): white
Ground wire: green RL extremity
"smoke left over fire"
aVL (left upper extremity): black
aVF (LL extremity): red
how do you protect a light-sensitive blood sample
aluminum foil wrapped around can shield from light, reducing degradation
an amber-colored collection tube can also be used as it filters out harmful light rays
what is the blood draw order for multiple tubes of blood? mnemonic
, Young Lady bell Rarely Gets To Greet Lucy Gray
Young - Yellow
Lady bell - Light blue
Rarely - Red
Gets To - Gold/Tiger
Greet - Green
Lucy - Lavender
Gray - Gray
What is the angle, needle gauge, and needle length for ID
5-15 degrees
25-27 gauge
1/4 - 1/2 inch needle length
AD
What is the angle, needle gauge, and needle length for IV
15-30 degrees
typically 21-23 gauge
1 - 1 1/2 inch needle length
