Chapter 16 Vocab

Question 1

Alveolar ventilation

Answer 1

volume of air that actually reaches air sacs each minute

Question 2

Automatic transport ventilator (ATV)

Answer 2

device that enables hands-free PPV through advanced airway

Question 3

Bag-valve-mask device

Answer 3

manual piece of equipment used to deliver artificial ventilations through a mask with a bag

Question 4

Bronchoconstriction

Answer 4

narrowing of the bronchiolar passageway

Question 5

Capnography

Answer 5

measurement and graph over time of CO2 level in exhaled air sample

Question 6

Capnometry

Answer 6

measurment of the level of CO2 in exhaled air

Question 7

Continuous positive airway pressure (CPAP)

Answer 7

device that delivers constant increased air pressure to airway

Question 8

Flow-restricted oxygen powered ventilation device (FROPVD)

Answer 8

High pressure O2 delivery system that is manually triggered to provide PPV

Question 9

French units (Fr.)

Answer 9

unit of measuring the diameter of medical devices such as suction or catheters. 1 Fr. = .33mm

Question 10

Head-tilt/chin-lift maneuver

Answer 10

technique used to manually position the head and jaw to open airway

Question 11

Hypercapnia

Answer 11

increased level of CO2 in blood

Question 12

Hypocapnia

Answer 12

decreased level of CO2 in blood

Question 13

Hypoxia

Answer 13

decreased level of O2 at cellular level

Question 14

Laryngospasm

Answer 14

involuntary closure of vocal cords over glottis

Question 15

Minute volume

Answer 15

amount of air moved in and out lungs each minute. TV x RR = MV

Question 16

Modified jaw-thrust maneuver

Answer 16

technique used to manually position the jaw to open the airway in pts with suspected C-spine injury

Question 17

Nasopharyngeal airway

Answer 17

short tube inserted through nose so that bevel rests in the pharynx to prevent tongue from occluding airway.

Question 18

Oropharyngeal airway

Answer 18

Curved plastic device inserted in mouth that prevents tongue from occluding airway

Question 19

Peak expiratory flow rate (PERF)

Answer 19

maximal rate that air can be forcefully exhaled from lungs, measured in L/M

Question 20

Peak flow meter

Answer 20

device to measure maximum expiratory flow rate

Question 21

Positive end-expiratory pressure (PEEP)

Answer 21

maintaining positive pressure in airway during expiration to prevent alveoli collapse

Question 22

Positive pressure ventilation (PPV)

Answer 22

artificial ventilation by forcing air into airway

Question 23

Pulmonary edema

Answer 23

interstitial fluid in lungs creating greater diffusion distance for O2 and CO2 across respiratory membrane

Question 24

Pulse oximetry

Answer 24

measure of O2 saturation on hemoglobin using infrared light

Question 25

Relatively contraindicated

Answer 25

situation where a treatment is not usually advised, but where positives outweigh risks

Question 26

Spirometry

Answer 26

measurement of various lung volumes and flow rates

Question 27

Tracheostomy

Answer 27

surgical opening in the trachea to establish airway

Question 28

Trauma chin lift

Answer 28

technique used to displace the mandible anteriorly to open airway w/out hyperextending C-spine

Question 29

Tripod position

Answer 29

position where pt leans forward, supporting himself with his arms from respiratory distress

Question 30

Ventilation

Answer 30

movement of air in and out of lungs

Question 31

Ventilation-perfusion mismatch

Answer 31

condition where either pulmonary circulation or alveolar ventilation is impaired

Question 32

Yankauer

Answer 32

hollow, rigid device that attaches to suction tubing to allow suctioning of oropharynx