MED TERM Q3 SEC 2

adenoid

adenoids

axill

axilla (underarm)

immun

protection

inguin

groin region

lymphaden

lymph node

lymphangi

lymph vessel

nucle

nucleus

splen

spleen

thym

thymus gland

tonsil

tonsils

-edema

swelling

-toxic

pertaining to poison

lacteals

lymph vessels located around the small intestines

axillary

Pertaining to underarm (axilla) region, located in armpits

axill/o = axilla, underarm

-ary = pertaining to

cervical

located in neck

Drain head and neck; may be enlarged during upper respiratory infections

inguinal

Pertaining to groin region

inguin/o = groin

-al = pertaining to

lymphangial

Pertaining to lymph vessels

lymphangi/o = lymph vessel

-al = pertaining to

lymphatic

Pertaining to lymph

lymph/o = lymph

-atic = pertaining to

splenic

Pertaining to spleen

splen/o = spleen

-ic = pertaining to

thymic

Pertaining to thymus gland

thym/o = thymus gland

-ic = pertaining to

tonsillar

Pertaining to tonsils

tonsill/o = tonsils

-ar = pertaining to

mediastinal

located in chest

Drain chest cavity

pharynx

throat

Phagocytic macrophages

line the blood sinuses in the spleen to engulf and remove pathogens

macro- = large

-phage = to eat

palat

palate

lingu

tongue

-al

-eal

-ine

pertaining to

Passive acquired immunity

results when a person receives protective substances produced by another human or animal.

Active acquired immunity

develops following direct exposure to the pathogenic agent

immun

protection

cytotoxic

meaning that they physically attack and destroy pathogenic cells

nosocomial infection or a healthcare-associated infection (HAI)

An infection acquired as a result of hospital exposure

Cross-infection

occurs when a person, either a patient or healthcare worker, acquires a pathogen from another patient or healthcare worker

Reinfection

takes place when a patient becomes infected again with the same pathogen that originally brought them to the hospital

Self-inoculation

occurs when a person becomes infected in a different part of the body by a pathogen from another part of the body—such as intestinal bacteria spreading to the urethra.

Occupational Safety and Health Administration (OSHA)

issued mandatory guidelines to ensure that all employees at risk of exposure to body fluids are provided with personal protective equipment

nas

nose

pneumon

lung

rhin

nose

thym

thymus gland

-edema

swelling

-iasis

abnormal condition

allergist

Physician, usually immunologist, who specializes in testing for and treating allergies and asthma

immunology

Branch of medicine concerned with diagnosis and treatment of infectious diseases and other disorders of immune system; physician is an immunologist

immun/o = protection

-logy = study of

pathology

Branch of medicine concerned with determining underlying causes and development of diseases; physician is a pathologist

path/o = disease

-logy = study of

hives

Appearance of wheals as part of allergic reaction

inflammation

Tissues’ response to injury from pathogens or physical agents; characterized by redness, pain, swelling, and feeling hot to the touch

lymphedema

Swelling appearing in extremities due to obstruction of lymph flow through lymphatic vessels

lymph/o = lymph

-edema = swelling

splenomegaly

Enlarged spleen

splen/o = spleen

-megaly = enlarged

urticaria

Severe itching associated with hives, usually linked to food allergy, stress, or drug reactions

allergic asthma

Inflammation and narrowing of airways triggered by inhaling an allergen; symptoms include wheezing, coughing, and shortness of breath

-ic = pertaining to

allergic conjunctivitis

Inflammation of the conjunctiva (protective membrane over front of eyeball) caused by allergens in the air

-ic = pertaining to

conjunctiv/o = conjunctiva

-itis = inflammation

allergic rhinitis

hay fever

Allergic reaction caused by inhaling an allergen such as pollen, animal dander, or mold; symptoms may include sneezing, runny nose, congestion, post-nasal drip,

cough, and itchy, watery eyes

-ic = pertaining to

rhin/o = nose

-itis = inflammation

allergy

Hypersensitivity to common substance in environment or to medication; substance causing allergic reaction is called allergen

anaphylactic shock

Life-threatening condition resulting from a severe allergic reaction; examples of instances that may trigger this reaction include bee stings, medications, or ingestion of foods; circulatory and respiratory problems occur, including respiratory distress, hypotension, edema, tachycardia, and convulsions; also called anaphylaxis

contact dermatitis

Skin irritation caused by skin coming into direct contact with an allergen; symptoms may include redness, itching, rash, and blisters; common allergens are poison

ivy, soaps, fragrances, and jewelry

dermat/o = skin

-itis = inflammation

adenoiditis

Inflammation of adenoids

adenoid/o = adenoids

-itis = inflammation

autoimmune disease

Disease resulting from body’s immune system attacking its own cells (self) as if they were pathogens; examples include systemic lupus erythematosus, rheumatoid arthritis, and multiple sclerosis

auto- = self

elephantiasis

Abnormal condition caused by obstruction, inflammation, and destruction of lymph vessels resulting in enlarged tissues due to edema; in severe cases, there is so much swelling that the knee and ankle joints disappear, giving the appearance of an elephant leg

-iasis = abnormal condition

Hodgkin disease (HD)

Cancer of lymphatic cells found in concentration in lymph nodes; also called Hodgkin lymphoma

lymphadenitis

Inflammation of lymph nodes; commonly called swollen glands

lymphaden/o = lymph node

-itis = inflammation

lymphadenopathy

General term for lymph node diseases

lymphaden/o = lymph node

-pathy = disease

lymphangioma

Tumor in a lymphatic vessel

lymphangi/o = lymph vessel

-oma = tumor