Beta2-adrenergic agonists are drugs that act on the beta2-adrenergic receptor. [faq]What are beta agonists? It's a drug that acts on a receptor, that is usually activated by adrenaline. It does things like...

Tachycardia (from Greek "tachy" meaning "rapid", and "kardia" meaning "heart", aka tachyarrhythmia) is HR>normal resting rate. [faq]What is tachycardia? It's a fast heart rate.[/faq] Dx Dependent on age, including: <3 days, >159bpm <7 days, >166bpm <4 weeks,...

Corticosteroids are anti-inflammatory. Topical steroid is topical form of corticosteroid. Purpose Tx rash, eczema, dermatitis Tx asthma → reduce airway inflammation Antenatal corticosteroids → given to women expecting preterm delivery. It is used help the lungs of a premature...

Neurological examination is assessment of sensory and motor to determine whether the nervous system is impaired. Classification [[MMSE]] [[Cranial nerve exam]] [[Upper limb exam]] [[Lower limb exam]] Sensation Dermatome is an area of skin that is mainly supplied...

COPD (Chronic obstructive pulmonary disease) is an obstructive lung disease, characterized by chronic poor airflow. It includes both chronic bronchitis and emphysema. [faq]What is COPD? It's a lung disease involving poor airflow,...

Urine is a liquid by-product of the body, secreted by the kidneys through a process called urination/micturation, and ecreted through the urethra. Characteristics Quantity, which is normally 1.4L, ranging from 0.6-2.6L per...

Pulse is measuring heart beat by palpating a peripheral artery by the fingertip (with the exception of using the thumb). Sometimes, there is delay, which is indicative of pathology. Method Pulses can...

Hemolytic disease of the newborn (HDN, aka erythroblastosis fetalis) is an alloimmune condition that develops in a fetus. Sx Jaundice increase within 24 hours of birth → hemolysis causes elevated bilirubin levels, in...

Anticholinergics inhibits parasympathetics, by blocking the neurotransmitter acetylcholine [specifically, its binding to its receptor in neurons]. Parasympathetics are responsible for involuntary movement of smooth muscle present in the GI, urinary tract,...

Cardiac arrest (aka cardiopulmonary arrest, circulatory arrest) is a sudden stop in blood circulation due to failure of the heart to contract effectively [or at all]. [faq]What is cardiac arrest? It's where,...