HEART
Microorganisms occur everywhere in nature and have several requirements in order to grow. Which is one of those requirements?
Select one:
a. Food
b. Moisture and darkness
c. Suitable temperature
d. All of these
d. All of these
Respiratory rate relates to age in that it ________.
Select one:
a. decreases from infancy to adulthood
b. increases with age
c. decreases from infancy through childhood and then increases
d. remains the same throughout the lifespan
a. decreases from infancy to adulthood
What is the purpose of a spacer or extender used with a metered-dose inhaler?
Select one:
a. It improves the speed of the inhaler.
b. It delays the absorption of the medication.
c. It decreases the amount of medication delivered over one minute.
d. It improves the delivery and facilitates the absorption of the medication.
d. It improves the delivery and facilitates the absorption of the medication.
Which is the most commonly-used type of oxygen delivery system?
Select one:
a. Oxygen pressurized cylinders
b. Oxygen concentrator
c. Liquid oxygen system
d. High-flow system
a. Oxygen pressurized cylinders
Which of the following is TRUE about a baby who is born to a mother who smokes?
Select one:
a. The baby is not likely to survive.
b. The baby may have a low birth weight.
c. The baby will also become a smoker as an adult.
d. The baby will have cancer.
b. The baby may have a low birth weight.
The blood test performed to determine cardiac damage in an acute myocardial infarction is a(n):
Select one:
a. cardiac enzyme.
b. cholesterol.
c. triglyceride.
d. angiography.
a. cardiac enzyme.
________ reduce inflammation or relax smooth muscle to improve air flow and are used to treat obstructive lung diseases such as asthma.
Select one:
a. Aspirin
b. Ibuprofen
c. Acetaminophen
d. Bronchodilators
d. Bronchodilators
Crackling breath sounds heard when listening to the chest are known as ________.
Select one:
a. rales
b. stridor
c. rhonchus
d. wheezing
a. rales
During a stress test, the patient exercises on a bicycle or treadmill because these actions stress the heart and require more ________ for the heart muscle cells.
Select one:
a. helium
b. hydrogen
c. carbon dioxide
d. oxygen
d. oxygen
If the heart muscle is ________, it is receiving less than the normal amount of blood flow.
Select one:
a. perfused
b. ischemic
c. depolarized
d. precordial
b. ischemic
Pleuritis, also called pleurisy, is considered a(n) ________.
Select one:
a. lower respiratory condition
b. infectious condition
c. mechanical injury
d. malignancy
b. infectious condition
The common symptoms of anemia include all of the following EXCEPT ________.
Select one:
a. fatigue
b. weakness
c. fainting
d. sight loss
d. sight loss
An individual with severe hyperthermia may have which of these symptoms?
Select one:
a. Decreased respirations
b. Inability to sweat
c. Decreased pulse
d. Pale, waxy skin
b. Inability to sweat
A condition in which a blood clot obstructs a blood vessel is known as:
Select one:
a. thrombosis.
b. embolism.
c. cyanosis.
d. constriction
b. embolism.
The apical pulse site is located ________.
Select one:
a. on the thumb side of the wrist about one inch below the base of the thumb
b. at the left of the sternum, 4th or 5th intercostal space below the nipple
c. behind the knee
d. at the inner aspect of the elbow
b. at the left of the sternum, 4th or 5th intercostal space below the nipple
Because oxygen is considered a drug, a patient who needs continuous oxygen therapy is best managed by a ________.
Select one:
a. urologist
b. nephrologist
c. pulmonologist
d. hematologist
c. pulmonologist
A satisfactory ECG recording should have ________.
Select one:
a. a swaying baseline and only a few artifacts
b. artifacts that are easy to detect
c. small regular spikes
d. a consistently horizontal baseline
d. a consistently horizontal baseline
A normal heart rate that is neither abnormally slow nor fast is between ________ beats per minute.
Select one:
a. 20 and 30
b. 40 and 60
c. 60 and 100
d. 100 and 120
c. 60 and 100
The function of hemoglobin is to carry ________ from the lungs throughout the body.
Select one:
a. plasma
b. waste
c. red blood cells
d. oxygen
d. oxygen
An excessive amount of fatty substances in the blood is termed:
Select one:
a. atherosclerosis.
b. hyperlipidemia.
c. lipidoprotein.
d. triglyceride.
b. hyperlipidemia.
________ is a highly contagious bacterial infection characterized by fever, fatigue, a mucus-producing cough, and night sweats.
Select one:
a. Emphysema
b. Tuberculosis (TB)
c. Hay fever
d. Pneumothorax
b. Tuberculosis (TB)
________ defend the body against infection.
Select one:
a. Erythrocytes
b. Prokaryotes
c. Leukocytes
d. Eukaryotes
c. Leukocytes
The ________ is called the pacemaker of the heart.
Select one:
a. sinoatrial node
b. bundle of His
c. atrioventricular node
d. bicuspid
a. sinoatrial node
Which of the following is TRUE about a baby who is born to a mother who smokes?
Select one:
a. The baby is not likely to survive.
b. The baby may have a low birth weight.
c. The baby will also become a smoker as an adult.
d. The baby will have cancer.
b. The baby may have a low birth weight.
The pulse site that helps assess adequate blood circulation to the foot is the ________ site.
Select one:
a. carotid
b. temporal
c. brachial
d. dorsalis pedis
d. dorsalis pedis