quizziz copy principlesofresptherapy sarah copy

Multiple Choice

What is the recommended flow rate for oxygen masks to maximize oxygen delivery?

• 3 L/min

• 5 L/min

• 7 L/min

• 10 L/min

Multiple Choice

What percentage of oxygen delivery can be achieved with a well-fitted oxygen mask?

• 50%

• 60%

• 70%

• 80%

Multiple Choice

Why is it important to ensure an oxygen mask fits well?

• To reduce noise

• To maximize oxygen delivery

• To improve comfort

• To save oxygen

Multiple Choice

How can oxygen-rich environments be created according to the text?

• By using a fan and air filter

• By combining an oxygen outlet hose with a clingfilmed buster collar or kennel

• By sealing a room completely

• By using a humidifier

Multiple Choice

Why is it important to leave a gap at the top when creating an oxygen-rich environment?

• To allow oxygen to enter

• To let CO2 and heat escape

• To prevent dust accumulation

• To maintain humidity

Multiple Choice

What flow rate is recommended for creating an oxygen-rich environment?

• 1-2 L/min

• 3-4 L/min

• 5-8 L/min

• 9-10 L/min

Multiple Choice

What is the purpose of inserting a large gauge needle into the trachea in an emergency?

• To deliver medication

• To remove fluid

• To deliver oxygen

• To measure pressure

Multiple Choice

What gauge needle is mentioned for use in transtracheal procedures?

• 14g

• 16g

• 18g

• 20g

Multiple Choice

What type of circuit is the needle connected to in a transtracheal procedure?

• Y-piece circuit

• L-piece circuit

• T-piece circuit

• X-piece circuit

Multiple Choice

What is the maximum flow rate mentioned for delivering oxygen in a transtracheal procedure?

• 100 ml/kg

• 150 ml/kg

• 200 ml/kg

• 250 ml/kg

Multiple Choice

In what type of emergency is a transtracheal procedure typically used?

• Cardiac arrest

• Upper airway obstruction

• Severe bleeding

• Hypothermia

Multiple Choice

What is generally considered a last resort for airway access?

• Intubation with an endotracheal tube

• Tracheostomy

• Oxygen mask

• Nasal cannula

Multiple Choice

What is usually preferable to a tracheostomy for airway access?

• Tracheostomy

• Oxygen mask

• Intubation with an endotracheal tube

• Nasal cannula

Multiple Choice

What type of obstruction does a tracheostomy bypass?

• Nasal obstruction

• Upper respiratory obstruction

• Lower respiratory obstruction

• Digestive obstruction

Multiple Choice

Which of the following is an example of an upper respiratory obstruction?

• Nasal congestion

• Laryngeal obstruction

• Bronchial obstruction

• Sinus blockage

Multiple Choice

What position is required for the procedure mentioned in the text?

• Lateral recumbency

• Prone position

• Dorsal recumbency

• Supine position

Multiple Choice

How long is considered a prolonged period for using high concentrations of oxygen?

• 1-2 hours

• 3-5 hours

• 6-11 hours

• More than 12-24 hours

Multiple Choice

What does SpO2 refer to in medical terms?

• Blood pressure

• Heart rate

• Oxygen saturation

• Body temperature

Multiple Choice

What does pulse oximetry determine?

• Blood pressure

• Arterial haemoglobin saturation with oxygen

• Heart rate

• Blood sugar levels

Multiple Choice

What is the abbreviation for arterial haemoglobin saturation with oxygen?

• SpO2

• HbO2

• O2Sat

• OxyHb

Multiple Choice

To what is the oxygen bound in the patient's blood as measured by pulse oximetry?

• White blood cells

• Platelets

• Haemoglobin of the RBCs

• Plasma

Multiple Choice

When does the pulse oximeter become particularly useful?

• During exercise

• When patients are apnoeic at induction

• While eating

• During sleep

Multiple Choice

In which stages of medical care is pulse oximetry useful?

• During surgery only

• In the recovery stages of anaesthesia and later in intensive care

• Only in emergency rooms

• Only during routine check-ups

Multiple Choice

What are the two types of light sources used by a pulse oximeter?

• Blue and ultraviolet light

• Red and infrared light

• Green and yellow light

• White and black light

Multiple Choice

What does haemoglobin do in the blood according to the text?

• It absorbs light in the same amount regardless of oxygen binding

• It carries carbon dioxide in the blood

• It carries oxygen in the blood

• It reflects light instead of absorbing it

Multiple Choice

How do the lights from a pulse oximeter reach the sensor?

• They bounce off the skin

• They pass through the skin and underlying tissues

• They are absorbed by the skin

• They are reflected by the bones

Multiple Choice

What determines the amount of light absorbed by haemoglobin?

• The color of the light

• The temperature of the skin

• Whether it is bound to oxygen or not

• The thickness of the skin

Multiple Choice

What is calculated based on the absorption of red and infrared lights?

• Blood pressure

• Heart rate

• Percentage of oxygenated hemoglobin

• Body temperature

Multiple Choice

Which type of hemoglobin absorbs red and infrared lights differently?

• Oxygenated and deoxygenated hemoglobin

• Only oxygenated hemoglobin

• Only deoxygenated hemoglobin

• Neither type of hemoglobin

Multiple Choice

Which factor related to skin can limit the effectiveness of a pulse oximeter?

• Pigmentation

• Skin elasticity

• Skin moisture

• Skin temperature

Multiple Choice

What is a common environmental factor that can limit pulse oximetry?

• Fluorescent lighting

• High humidity

• Low altitude

• Quiet surroundings

Multiple Choice

Which factor is related to the patient's physical condition that can limit pulse oximetry?

• Cold extremities

• High metabolism

• Strong pulse

• Good hydration

Multiple Choice

What is a potential issue with using pulse oximetry in patients with dark skin pigmentation?

• Inaccurate readings

• Faster readings

• No effect

• Longer battery life

Multiple Choice

What condition can prevent a pulse oximeter from accurately reading hemoglobin saturation?

• High blood sugar

• Shock and hypotension

• Fever

• Dehydration

Multiple Choice

What does blood gas analysis measure?

• Blood sugar and cholesterol levels

• Blood oxygen and CO2 concentration plus pH

• Blood pressure and heart rate

• Blood type and hemoglobin levels

Multiple Choice

Why is blood gas analysis considered more costly and invasive?

• It requires special dietary preparations

• It involves complex imaging techniques

• It requires arterial or venous samples

• It uses over-the-counter test kits

Multiple Choice

What is the aim for PaO2 during O2 therapy?

• Less than 40mmHg

• Greater than 60mmHg

• Exactly 50mmHg

• Between 20mmHg and 30mmHg

Multiple Choice

What is one of the benefits of blood gas analysis?

• It provides a better assessment of lung function

• It is the cheapest form of blood testing

• It can be done at home without supervision

• It only requires a small blood sample

Multiple Choice

Which samples are used in blood gas analysis?

• Only arterial samples

• Only venous samples

• Arterial or venous samples

• Capillary samples only