MA 106 Chapter Quizzes

Which instruction by the medical assistant would be most appropriate when he or she is explaining peak flow testing to a child?

"Blow really hard into the tube"

The small squares on all electrocardiogram paper are 1 mm square and represent 0.1 mV of voltage in the height and ________ seconds' time in the width.

0.04

With sinus tachycardia, there are more than ________ beats per minute; cycles are normal.

100

A 5-year old takes ____ breaths per minute

20-50

On an ECG machine that meets the international standard, the paper moves at _____.

25 mm/second

Normal pulse pressure is ________ points.

30 to 50

A newborn has a respiratory rate of ____ breaths per minute

30-80

The average adult body contains approximately ________ liters of blood.

5

Plasma is about ___ percent of the composition of blood and carries cellular elements and other substance

55

A normal heart rate that is neither abnormally slow nor fast is between ________ beats per minute.

60 to 100

About _____ percent of lung cancers occur in smokers or former smokers

90

______ active immunity occurs when the person is exposed to a live pathogen, develops the disease, and becomes immune as a result of the primary immune response

Acquired

Which vein(s) is/are a commonly used site for venipunctures?

All of these (median cubital, cephalic, basilic)

Which of the following is a symptom of tuberculosis?

All of these (night sweats, fatigue, hemoptysis)

The bone marrow contains stem cells that develop into ______ .

All of these (white blood cells, cells of the immune system, red blood cells)

_____ is a chronic, inflammatory disease typically caused when allergens or other irritating substance cause swelling in the lining of the trachea and bronchial tubes, aggravating sensitive tissues

Asthma

Which of the following does the medical assistant NOT need to collect or assess before spirometry testing?

Blood pressure from the last visit

____ reduce inflammation or relax smooth muscle to improve air flow and are used to treat obstructive lung disease such as asthma

Bronchodilators

_____ is the caustive agent or urinary tract infection

E.coli

An alternative abbreviation for electrocardiogram besides ECG is ________.

EKG

______ is a disease that attacks the structure of the alevoli in the lungs causing permanent holes

Emphysema

Antibodies can both recognize and destroy antigens without any additional help from other cells (T or F)

False

Tetanus is a severe, possibly fatal form of food poisoning caused by the powerful neurotoxin (T or F)

False

The common cold is a bacterial infection of the upper respiratory tract (T or F)

False

The lower respiratory tract consists of the nose, pharynx, and throat (T or F)

False

When the body is cool, capillaries dilate to retain heat (T or F)

False

Which of the following is the volume of air that can be forcefully exhaled in one breath?

Forced expiratory volume

Which of the following is the maximum volume of air that can be expelled when the patient exhales as forcibly and as quickly as possible following one maximum inhalation?

Forced vital capacity (FVC)

If neglected, infectious mononucleosis can lead to all of the following, EXCEPT _____.

Heart attack

Which of the following is NOT one of the three major functions of blood?

Homeostasis

What is the purpose of a spacer or extender used with a metered-dose inhaler?

It improves the delivery and facilitates the absorption of the medication

The lymphatic system consists of all of the following, EXCEPT _____.

Lungs

Which of the following is NOT one of the three parts of the pharynx?

Opharynx

____ is inflammation or fluid that fills the alveoli in the lungs due to infection caused by virus, bacteria, or fungus.

Pneumonia

The _____ is responsible for initiating the heartbeat

SA node

A(n) ____ medium encourages the growth of some organisms and restricts the growth of others

Selective

A common cause of nasocomial infections is ____.

Staphylococcus auerus

What is functional residual capacity?

The amount of air remaining in the lungs after a normal expiration

What is vital capacity?

The amount of air that can be exhaled following forced inspiration, including maximum expiration

Which statement about nebulizer treatments is TRUE?

The treatment is ready when the mist is created

The causative agent of athlete's foot is ____.

Tinea pedis

A growing tumor can cause the destruction of normal body cells around it (T or F)

True

A medical assistant should act as a cheerleader and coach to induce the patient to give his or her peak performance during spirometry testing (T or F)

True

Bacteria that are harmless in one area may be pathogenic in another, especially in an area that is normally sterile (T or F)

True

CLIA set standards to which all laboratories must adhere (T or F)

True

Capillary walls are only one thick, so oxygen can pass out of the blood, and waste material can pass into the blood (T or F)

True

Located in the upper-left quadrant of the abdomen, the spleen produces antibodies to specific invading antigens (T or F)

True

Normal flora on our bodies are beneficial bacteria that help us resist pathogens (T or F)

True

One of the most frequently requested specimens in a physician's office laboratory (POL) is the throat swab or culture (T or F)

True

POC testing commonly uses blood drawn from capillaries (T or F)

True

Spirometry is a noninvasive test that measures the ability of the lungs to exhale effectively and quickly (T or F)

True

The first step in specimen collection is confirming the identity of the patient (T or F)

True

The immune system consists of the tissue, organs and physiologic processes ... (T or F)

True

The medical assistant is not allowed to release any outcomes or results of completed spirometry tests (T or F)

True

The organs of the respiratory system extend from the nose to the lungs and are divided into the upper and lower respiratory tracts (T or F)

True

The respiratory system is responsible for delivering oxygen to the cells of the body (T or F)

True

The right atrium is the smallest chamber of the heart and has the thinnest wall. T or F

True

Total lung capacity, or TLC, is the maximum amount of air that can fill the lungs (T or F)

True

When a physician orders a blood test, the medical assistant draws the patient's blood

True

When drawing blood by a vacutainer method

Yellow

A satisfactory ECG recording should have ________.

a consistently horizontal baseline

Which of the following groups is most likely to be diagnosed with sickle-cell anemia?

african americans

A low white blood count (WBC) count may indicate a(n) ________

all of these

An increase in monocytes is seen in patients who have certain diseases, such as ________.

all of these

An individual's erythrocyte sedimentation rate (ESR) may be elevated for which of the following reasons?

all of these

Coronary artery disease (CAD) affects people of all races and can be caused by ________.

all of these

If a medical assistant performs tests that are not Clinical Laboratory Improvement Amendments (CLIA) waived without proof of further training, ________.

all of these

Physicians frequently order a complete blood count (CBC), which typically measures ________

all of these

Which of the following sites are commonly used for manual capillary puncture?

all of these (middle finger, ring finger, heel of the foot of an infant )

Anaphylaxis is an extreme and life-threatening ____.

allergic response

The _____ are small air sacs that support a network of capillaries used for oxygen and carbon dioxide transfer

alveoli

The waves on an electrocardiograph represent ________.

amplitude or voltage

_____ are bacteria that die in the presence of oxygen

anaerobes

A low hematocrit may indicate ________.

anemia

Which of the following is NOT a way to make a vein stand out?

applying a cold compress

With a(n) ________, there are as many as 350 irregular P waves and 130—150 irregular QRS complexes per minute.

atrial fibrillation

_____ are small, unicellular microogranisms that are capable of rapid reproduction

bacteria

A basic rule of specimen collection is that specimens should be collected ____.

before beginning antibiotic treatment

The tip of the venipuncture needle is ___

beveled

Innate immunity consists of the physical barriers to foreign invaders, which include all of the following, EXCEPT ______.

blood

A ________ test is used to measure the amount of nitrogen in the blood, indicating renal function.

blood urea nitrogen

The formation of blood cells (hematopoiesis) in adults primarily occurs in the _____.

bone marrow

Blood pressure is usually measured in the ________ artery with a sphygmomanometer.

brachial

An inspiration strip is run on lead II for 10 seconds with the patient holding his or her ________.

breath

The ____ are the two main branches of the trachea that stretch between the trachea and the lungs

bronchi

Erythrocytes transport oxygen and ________.

carbon dioxide

The purpose of cholesterol testing is to determine atherosclerosis and other ________ diseases.

cardiac

Which of these specimen would a medical assistant NOT collect?

cerebrospinal fluid

The most common symptom of myocardial infarction is ________.

chest pain

_____ is a sexually transmitted bacterial infection that must invade living cells to reproduce, and it may be silent inhabitant of the vagina or cause mild burning sensations

chlamydia trachomatis

With _____ sinusitis, infection or inflammation may last for three months or longer

chronic

Hair-like projections, called ______, trap dust, pollens, and other foreign matter and prevent it from entering the nasal cavity

cilia

Calcium is important for blood ________.

coagulation

The discomfort and swelling from a hematoma with significant swelling formed after a venipuncture

cold compress

When using laboratory requisition forms to transport specimens, the forms should be ___ filled out with the patient's name and address

completely filled out and attached to the specimen

When the body is cold the capillaries ____, allowing for less blow flow, which increases the body temp.

constricts

In addition to being the organ of smell, the nose is responsible for performing all of the following functions, EXCEPT _______.

containing dust, pollen, and air

Sputum is the mucous membrane substance expelled by ___.

coughing or clearing the bronchi

____ is an autoimmune disease of the digestive system

crohn's disease

A blue color around the lips from a lack of oxygen in the tissues is called _____.

cyanosis

Venous blood is ____ than arterial blood lighter

darker

The physician will often order a glycosylated hemoglobin (HbgA1C) test to test the long-term control of ________.

diabetes

________ patients monitor their blood sugars by the use of a portable machine called a glucometer.

diabetic

________ is a pictorial guide to the placement of leads.

einthoven's triangle

The ECG represents the heart's ________.

electrical activity

The purpose of macrophages is to ____ pathogens in the lymph

engulf and digest

______ is a form of adrenaline that surges through the body causing an increase in blood pressure that counteracts the effects of an allergic reaction

epinephrine

The drug RhoGAM is used to prevent ________.

erythroblastosis fetalis

When wearing a Holter monitor, the patient indicates that he or she is experiencing cardiac symptoms such as chest pain, shortness of breath, or palpitations by recording the symptoms in a diary or by depressing a(n) "________" button.

event

Treatment of pneumonia includes all of the following, EXCEPT _____.

exercise

A specimen of contains wound drainage wound drainage material made of serum, white blood cells, and fibrin, and may be collected in a Culturette unit

exudate

After passing through the bicuspid valve, the blood is in the powerhouse chamber, the right ventricle. T or F

false

Heart rate is the same as beats per second. T or F

false

The ECG (or EKG) represents both the electrical activity and actual mechanical performance of the heart. T or F

false

The average resting blood pressure for a young adult is 80/120. T or F

false

Fecal specimens collected by the medical assistant must be free of all of these, EXCEPT _____.

fat

The function of the tonsils is to ___ bacteria and aid in the formation of white blood cells

filter

When performing a mono test, blood will be taken from the ________.

finger

A medical assistant should demonstrate the use of a metered-dose inhaler _____.

first and then have the patient repeat the demonstration

Plasma is the ________ portion of the blood.

fluid

The heart is a ____ -chambered muscular pump

four

The biconcave disk shape of healthy red blood cells provides increased surface are for ____.

gas exchange

When responding to a patient with hypoglycemia, the phlebotomist should ____

give the patient sugar by any means tolerated and call the physician

The thymus gland ____ during childhood

grows

Before inserting the needle, the medical assistant should do all of the following, EXCEPT _____.

have a patient sit upright for two minutes

Respiration is achieved through all of the following, EXCEPT _____.

heart

Red blood cells carry ___ molecules

hemoglobin

____ is the destruction of red blood cells with the release of hemoglobin into the plasma

hemolysis

Coughing up blood or blood in the mucus is called _____.

hemoptysis

Certain risk factors may make a person predisposed to cancer. These include the presence of all of the following, EXCEPT _____.

high blood pressure

Polycythemia is a condition in which the blood has an abnormally ________.

high level of red blood cells

On an ECG, the ________ axis (line) represents time; a slower heart rate will have more space between the PQRST complexes.

horizontal

A patient being well-_____ is helpful for finding veins

hydrated

________, or high blood pressure, is a term used to describe a blood pressure that is higher than 140/90.

hypertension

The most important key for heart attack survival is ________.

immediate intervention

Through a series of steps called the ____ response, the immune system attacks the organisms and substances that invade body systems and cause disease

immune

When growing cultures, the agar is ___ to separate pathogenic colonies of organisms from colonies of normal flora

inoculated

A molecule of hemoglobin contains four atoms of _____.

iron

Hemoglobin is a red pigment that contains ________. It has the ability to bind oxygen to itself.

iron

If the heart muscle is ________, it is receiving less than the normal amount of blood flow.

ischemic

If the wrong tube is used to draw blood for venipuncture, then ____ the blood must be hemolyzed it may not be possible to perform a particular test

it may not be possible to perform a particular test

When using the vacuum container method, it is important to use a(n) ____.

large vein

The smaller the gauge number of the venipuncture needle, the ____ hole within.

larger

A rhythm strip is run on _____ for 20 second at the physician's request or, in some instances, if the medical assistant sees anything that appears abnormal on the tracing.

lead 11

Recordings are made from a variety of perspectives or angles known as ________.

leads

A differential white blood cell count ("diff") determines the percentages of each type of ________.

leukocyte

________ defend the body against infection.

leukocytes

When the heart skips a beat, there is a ________ line between PQRSTs.

long flat

A pulmonary embolism (PE) is a blood clot in the ______.

lung

For patients who have bleeding disorders, the medical assistant ____ should ask the physician to draw the blood sample must ensure that the patient takes aspirin

may need to apply a pressure dressing after venipuncture

Sometimes cancer cells break away from the original tumor and travel to other areas of the body where they keep growing and can go on to form new tumors. This process is known as ____.

metastasis

____ is the study of living organisms too small to be seen with the naked eye

microbiology

The preferred finger for capillary puncture is the ____ of the non-dominant hand

middle or ring finger

Normal body cells grow and divide through ____

mitosis

Infectious mononucleosis is commonly called ____.

mono

________ are formed in the bone marrow from stem cells.

monocytes

The study of fungi is known as _____.

mycology

An inherited immunity to certain diseases is called ____ immunity

natural

________ percent of plasma is water.

ninety

Asymptomatic means _____.

no symptoms

When should venipuncture be avoided?

on sites with tattoos

Where are leads marked with the letter V and numbers from 1 through 6 placed?

on the chest

One cycle of depolarization and repolarization of the myocardial cells represents _____.

one heartbeat

The function of hemoglobin is to carry ________ from the lungs throughout the body.

oxygen

The ____ test is commonly used to determine the effectiveness of anticoagulant therapy such as Coumadin and heparin

partial thromboplastin time

What is another name for a disease-causing organism?

pathogen

Two of the most common pulmonary function test that a medical assistant has to perform are spirometry and _____.

peak flow measurement

A beveled needle is cut at a slant and ______ allows blood flow easily penetrates the vein

penetrates the vein easily with minimal damage

It was discovered that H.pylori is the causative agent of ____ and a risk factor in gastric malignancy in some infected persons.

peptic ulcers

The first step in performing manual capillary puncture is to ____.

perform hand hygiene

Symptoms of infectious mononucleosis include all of the following, EXCEPT _______.

persistent cough

_____ is a congenital disease caused by a defect in the metabolism of the amino acid phenylalanine. The unmetabolized protein accumulates in the bloodstream. If undetected and untreated, it will result in mental retardation.........

phenylketonuria

It is important to maintain the correct order of draw to ___

prevent contamination of a sample with chemicals from another tube

Fibrinogens are ____ involved in clotting

proteins

Because oxygen is considered a drug, a patient who need continuous oxygen therapy is best managed by a _____.

pulmonologist

The ________ artery is found in the lateral wrist, just proximal to the thumb.

radial

Which of the following is NOT one of the three types of immunity?

reactive

The last step in performing a manual capillary puncture is to ____ perform hand hygiene

recording the procedure in the patient's medical record

Anemia is a condition involving the ________.

red blood cells

Total lung capacity is the sum of tidal volume, expiratory reserve volume, inspiratory reserve volume, and _____.

residual volume

After using a sterile swab to obtain a specimen from a wound, the medical assistant should NEXT _____.

select the proper container for collection

A patient receiving nebulizer treatment should be in a ____ position.

semi-Fowler's

The test that checks for the susceptability of a pathogen to specific antibiotics is ____.

sensitivity testing

_____ is the study of antigen and antibody reactions of the body's immune system

serology

Morphology refers to the characteristic ____ of microorgansims on a slide

shape

After a lancet is used, it should immediately be placed in a(n) _____ to prevent needlesticks trash can sharps container

sharps container

_______ is the most common symptom of emphysema

shortness of breath

While wearing a Holter monitor, a patient can carry out all daily activities EXCEPT ________.

showering

The common symptoms of anemia include all of the following EXCEPT ________.

sight loss

The ____ is (are) a common site of infection by staphylococcus aureus

skin

Bradycardia is a(n) ________ heart rate.

slower than normal

Today, because of increased reliance on treatment with antibiotics to treat low-level infections, various microogranisms are mutating to resist treatment, producing all of the following,EXCEPT ______.

smallpox virus

Early symptoms of pulmonary edema include all of the following EXCEPT ______.

sneezing

A(n) ________ is an instrument used to measure blood pressure.

sphygmomanometer

The tests for diagnosing helicobacter pylori require collecting all of these specimens, EXCEPT ____.

sputum

What is the best patient body position for peak flow measurement ?

standing

A cerebrovascular accident (CVA), or ________, occurs when the blood supply to part of the brain is suddenly interrupted by an occlusion of a blood vessel (ischemia or embolism) or a ruptured blood vessel (hemorrhage) in the brain.

stroke

Patients receiving an ECG should be in the ________ position.

supine

The cells of the alveoli produce a fatty substance known as ____.

surfactant

A synonym for fainting or loss of consciousness is ___

synscope

________ blood pressure is measured during ventricular contraction, when the pressure is highest in the arteries.

systolic

The common-sense precautions to help slow the spread of cold viruses include all of the following, EXCEPT _____.

taking antibiotics

A nebulizer treatment administered in a medical office ends when _____.

the aerosol stops flowing

Where do precordial leads record from?

thorax

Before spirometry testing the medical assistants should inform the patient with asthma that the test will need to be successfully repeated _____.

three times

A synonym for platelets is ________.

thrombocytes

______ is by far the most common reason people develop emphysema, and it is also the most preventable cause

tobacco smoking

Which of the following is NOT one of the three linings of the heart?

topmost, or procardium

A hemothorax, or collection of blood in the pleural space, is most commonly cause by _____.

trauma

Which is NOT one of the five types of white blood cells?

triocytes

Everyone is born, with innate, or natural, immunity (T or F)

true

In a normal rhythm, the beats come at regular intervals, indicating that the impulse originates in the SA node. T or F

true

Knowing normal blood values and understanding what test results reveal enable the medical assistant to educate patients properly. T or F

true

Proper placement of the electrode sensors is imperative to ensure accuracy. T or F

true

Pulse pressure is the difference between systolic and diastolic blood pressures. T or F

true

The formed elements of blood are the red and white blood cells and platelets. T or F

true

The leading cause of death for both men and women in the United States is coronary artery disease. T or F

true

The left and right sides of the heart are separated by a wall called the septum. T or F

true

The primary function of lymphocytes is to produce antibodies against foreign substances such as bacteria, viruses, and pollens. T or F

true

White blood cells are larger than red blood cells, and their principal function is to defend against infection. T or F

true

Cancer cells usually group or clump to form ______.

tumors

Blood ________ is determined by the presence or absence of type A antigen and type B antigen, located on the surface of red blood cells.

type

Glomerulonephritis is an autoimmune disease of the _____ system

urinary

To prevent the backflow of blood, veins are closed by ____

values

The causative agent of chickenpox is _____.

varicella zoster virus

The role of the MA in collecting blood specimens required knowledge of each of the following EXCEPT _____

vascular surgery

Which of these is caused by a virus?

warts

A ______ preparation involves taking a specimen, placing it on a slide, and adding a drop of sterile normal saline and a cover so the physician can observe the motility of microbes

wet mount

Leukocytes are blood cells

white

Lymphocytes, one of the types of ________ blood cells, are produced in the lymph nodes.

white

Leukocytes are also called ____.

white blood cells

Pertussis, or ______, is a bacterial infection of the upper respiratory tract

whooping cough