Notes, summaries, assignments, exams, and problems for Medicine & Health

Understanding Your Prescription Label

1. Pharmacy Name and Address: Displayed at the top of the prescription label is the name and address of the pharmacy that filled the prescription.

2. Pharmacy Phone Number: Found near the pharmacy’s name and address.

3. Prescription Number: A key element of the label, needed to refill the prescription.

4. Prescribing Doctor and Fill Date: The doctor’s name appears on the label (location may vary), along with the date the prescription was filled, which can affect insurance coverage.

5. Patient’s Name: Clearly shows who the prescription is for; sometimes includes the patient’s address.

6. Directions for Taking the Drug: One of the most important parts of the prescription label. These instructions tell exactly... Continue reading "Mastering Pharmacy Labels and Essential Health Supplies" »

Respiratory System Basics

Respiratory Key Terms

• Dyspnea: Difficulty breathing
• Orthopnea: Difficulty breathing when lying flat
• Tachypnea: Abnormally fast breathing
• Bradypnea: Abnormally slow breathing
• Hemoptysis: Coughing up blood
• Hypoxia: Tissue oxygen deficiency
• Clubbing: Fingertip rounding due to chronic hypoxia
• Barrel chest: Increased chest diameter often from emphysema
• Cyanosis: Bluish skin or mucous membrane discoloration from low oxygen
• Rales/Crackles: Abnormal lung sounds indicating fluid
• Wheezing: High-pitched whistling from narrowed airways
• Rhonchi: Low-pitched rattling sounds (often due to secretions)
• Productive cough: Cough producing mucus or sputum
• Hypertonia: Increased muscle tone causing stiffness
• Hypotonia: Decreased muscle tone making muscles

Essential English Linking Words

To Start: First, once, once upon a time, to begin with, starting with, initially, from this point, last of all, at the end, in the end, finally, to finish.

Cause and Effect: Because, so, therefore, thus, consequently, hence, as a result.

To Add a Point: And, also, as well as, moreover, too, furthermore, additionally, in addition to, at the same time, again, equally importantly, in addition, above all, most of all, least of all, either...or, neither...nor, nevertheless, to continue, second, secondly, in the second place, next, the next time, then, after that, following that, subsequently, on the next occasion, so far, later on, third, in the third place, consequently.

Repetition: So briefly, in short, in fact, in... Continue reading "Essential English Linking Words, Phrasal Verbs, and Idioms" »

Sequelae Untreated Maloc:1)Poor esthetics-2)caries-3)periodontal dis-4)Subs maloc more severe-5)mastication extraload digestive-6)swallowing-7)respiratory-8)TMJ-9)speech-10)Interference normal craniofacial growth-11)accidental fracture ant-12)Bruxism & clenching-13)Impaction cystic

Uses digital model:1)Visualization & Examination-2)Digital Space Cast Analysis & Measurements-3)Treatment Simulation & Patient Education-4)Bracket Positioning-5)Orthodontic Appliance Fabrication/Adv Digital Models:1)storage problems-2)easy diagnostic setups-3)accessible from multiple locations-4)easy shared-5)No risk breakage-5)easily manipulated-6)measurements less time & effort -7)Allows superimposition images treatment results-8)easy communication

CBCT

Understanding BPH and Overactive Bladder (OAB)

Pathophysiology of Benign Prostatic Hyperplasia (BPH)

Benign Prostatic Hyperplasia (BPH) is characterized by non-malignant prostate growth, which leads to Bladder Outlet Obstruction (BOO) and subsequent detrusor hypertrophy. The body's compensatory changes include increased voiding pressure, incomplete bladder emptying, and urinary stasis. BOO disrupts afferent signaling, which can cause neurogenic detrusor overactivity. Furthermore, chronic obstruction can lead to myogenic bladder dysfunction due to altered smooth muscle excitability.

Epidemiology and Demographics

BPH is more common in older patients, particularly those over 75. There are also notable racial differences:

• Black men often have a higher

Pharmacology Fundamentals

Pharmacokinetics: What the Body Does to the Drug

Phases:

1. Absorption – How a drug enters the bloodstream

2. Distribution – How a drug travels through the body

3. Metabolism – How a drug is broken down (mainly in the liver)

4. Excretion – How a drug leaves the body (mainly through the kidneys)

🧠 Memory Trick: ADME — Absorb, Deliver, Metabolize, Exit

Pharmacodynamics: What the Drug Does to the Body

• Describes how a drug works at the target site

• Involves receptor binding, enzyme interactions, and therapeutic vs. side effects

Examples:

• Beta blockers bind to beta receptors → slow heart rate

• Insulin binds to insulin receptors → lowers blood sugar

Drug Release Types: ER, IR, SR, XL, CR

Flabby Etiology and Treatment

Etiology of Flabby Tissue:

1. Old, loose dentures.
2. Anterior interference determining Vertical Dimension of Occlusion (VDO).
3. Rapid ridge resorption leading to a knife-edge ridge.
4. Complete maxillary denture opposing natural mandibular teeth.
5. Loose, ill-fitting dentures.
6. Dentures with anterior porcelain teeth and posterior resin teeth.
7. Over-eruption of opposing natural teeth.
8. Failure to remove dentures at night.
9. Overextended denture border causing epulis fissuratum.

Treatment for Flabby Tissue:

A) Removal of Cause:

• Remove pressure areas.
• Relining old dentures with soft tissue conditioning.
• Correction of occlusal disharmonies.
• Restoration of lost VDO.

B) Remove Denture: (For acute inflammation).

C) Recovery Program:

1. Massage soft tissues.

Diabetes Mellitus Essentials

• Type 1: Autoimmune, insulin-dependent, early onset.
• Type 2: Insulin resistance, gradual onset, linked to diet/weight.
• Diagnosis: Fasting glucose >126 mg/dL, HbA1c.
• Metformin: Hold before contrast dye; risk of lactic acidosis.

Hypoglycemia vs. Hyperglycemia

• Hypoglycemia (<70 mg/dL): Shaky, sweaty, confused, hungry.
• Hyperglycemia: Headache, nausea, fruity breath.
• Treatment: Juice/glucose if conscious; glucagon or D50 if unconscious.

Insulin Types and Administration

• Rapid-acting (Lispro): Onset 10–15 min, eat immediately after injection.
• Short-acting (Regular): Onset 30–60 min.
• Intermediate-acting (NPH): Peak 4–12 hr (cloudy appearance).
• Long-acting (Glargine): No peak, lasts 24 hr.
• Mixing Insulin: Clear (Regular) before

Diuretics (Water Pills)

Diuretics, also known as water pills, are medications that help your body get rid of excess fluid by increasing urine production. They are commonly used to treat conditions like high blood pressure, heart failure, and edema (swelling caused by fluid retention).

Types of Diuretics

1. Thiazide Diuretics: These are often used to treat high blood pressure. Examples include hydrochlorothiazide and chlorthalidone.
2. Loop Diuretics: These are used to treat edema and heart failure. Examples include furosemide (Lasix) and bumetanide.
3. Potassium-Sparing Diuretics: These help the body get rid of water without losing potassium. Examples include spironolactone and amiloride.

How Diuretics Work

Diuretics work on different parts of the kidneys... Continue reading "Essential Pharmacology: Drug Classes, Mechanisms, and SAR" »