Notes, summaries, assignments, exams, and problems for Medicine and health sciences

Phonemes and Distinctive Phonological Features

Phonemes: abstract units in the sound system of a language. A phoneme is the mental image that speakers have; each time a phoneme is realized in speech it may have a different physical sound but changes in phonemes can alter the meaning of a word. Phonemes are typically represented between slashes, e.g., /p/ or /a/.

Sound (phonetic realization): the practical articulation of a phoneme — the actual acoustic and articulatory realization in speech.

Phonetics: the physical science that studies the linguistic articulation of each human speech sound and its acoustic characteristics.

Letter: visual symbols through which phonemes are expressed in written form.

Diphthongs: the union of two vowel phonemes within...

Simple Past Tense: Structure and Uses

Affirmative Form

• I / You / He / She / It / We / They + Past Simple Verb

Negative Form

• I / You / He / She / It / We / They + did not (didn't) + infinitive (without 'to')

Interrogative Form

• Did + I / You / He / She / It / We / They + infinitive (without 'to')?

Verb Rules for Simple Past

• Regular verbs: Add -ed to the base form.
• Irregular verbs: Use the second column of irregular verb lists (past simple form).

Uses of the Simple Past

• Actions completed in the past at a specific time.
• A series of actions that happened in the past (sequential events).
• Past states or habits.

Past Continuous Tense: Structure and Uses

Affirmative Form

• I / He / She / It + was + verb-ing
• We / You / They + were + verb-ing

Negative Form

• I / He / She /

A Plaster of Paris (POP) cast is a traditional material used for immobilizing broken bones, injuries, or post-surgical healing. It is made from calcium sulfate hemihydrate, which hardens when mixed with water. Understanding its benefits and drawbacks is crucial for patient care.

Advantages of Plaster of Paris Casts

• Excellent Molding Ability: POP has a smooth texture and is easy to mold, which allows for a precise fit around complex body contours.
• Superior Immobilization: Once set, it provides rigid and strong support for fractures, promoting proper healing.
• Cost-Effective: It is significantly cheaper than synthetic alternatives like fiberglass, making it a widely accessible option.
• Radiolucent: X-rays can easily pass through the cast, allowing doctors

Essential Definitions of Key Laboratory Parameters

Understanding common blood and urine test results is crucial for health management. Below are definitions for 23 essential laboratory parameters, categorized for clarity.

Hematology and Red Blood Cell Metrics

• Hematocrit: The percentage of red blood cells in the blood.
• MCV (Mean Corpuscular Volume): A measure of the average size of red blood cells.
• MCH (Mean Corpuscular Hemoglobin): A measure of the average amount of hemoglobin inside a red blood cell.
• MCHC (Mean Corpuscular Hemoglobin Concentration): A measure of the concentration of hemoglobin in a given volume of packed red blood cells.
• RDW (Red Cell Distribution Width): A measure of the variation in size of red blood cells.
• MPV (Mean Platelet Volume)

Maritime Incident Report: Ocean Star Fire

The cargo ship Ocean Star was en route to Singapore with an estimated time of arrival (ETA) of 18:00 when its engine room suddenly caught fire. The crew bravely attempted to extinguish the flames, but thick smoke quickly spread throughout the vessel. The captain promptly sent a distress call, reporting their position as 15°N, 104°E. Nearby ships altered their course to assist, and emergency services were alerted to be on standby at the nearest port. By 17:45, the fire was brought under control, but the ship remained adrift, awaiting tugboats for safe harbor. This incident highlights the critical importance of effective maritime emergency procedures and communication.

Essential Maritime Vocabulary

Key

Reported Speech Verb Tense Changes

Reported Speech Structure

Formula: Subject + said that + subject + verb/modal + rest of the sentence.

Example: "I can't wait until the new bike lane is built." → He said that he couldn't wait until the new bike lane was built.

• Modal Verbs: If the verb is a modal (can, may, will), the

II- Processes Relevant to Drug Therapy: Pharma/PK/PD

Drug Phases:

• Phase 1 (Pharmaceutical Phase): Drug taken orally becomes soluble, allowing it to pass through biological membranes. This phase is absent in subcutaneous, IM, and IV administration.
• Phase 2 (Pharmacokinetic Phase): Involves absorption (primarily through the small intestine), distribution, metabolism (biotransformation, mainly in the liver), and excretion.
• Phase 3 (Pharmacodynamic Phase): Refers to the biological or physiological response to the drug.

Pharmaceutics Phase (Dissolution):

This is the initial stage of drug action and involves two steps:

• Disintegration: The breakdown of tablets into smaller particles.
• Dissolution: The dissolving of these smaller particles into gastrointestinal

Dialogue 12: Currency Exchange

12.

A: Hello. What can I do for you?

B: I’d like to exchange €300 for British pounds, please.

A: Can I see some ID, please?

B: Sure. Here’s my passport. What’s your exchange rate?

A: It’s £0.85 per euro. So €300 comes out to £255.

B: Would you like large banknotes or small ones?

A: I’d like a hundred of that in fives, tens and fifties, please. And could you give me some coins as well?

B: Of course. Here you are. Is there anything else I can help you with?

A: Yes… How much do you charge for cashing traveller’s cheques?

B: There’s no fee for that.

A: Great. Can you cash these, please?

B: €20, of course.

Dialogue 11: Car Rental Reservation

11.

A: Hello, Premier Car Rentals. How can I help you?

B: Hello. My...

In professional and personal contexts, knowing how to write a sincere and effective apology is crucial. This document outlines key elements and provides an example to help you master the art of apology communication.

Key Elements of an Apology Letter or Email

A well-structured apology addresses the issue clearly, expresses genuine regret, explains the situation, outlines corrective actions, and offers appropriate compensation or goodwill gestures.

Introduction: Acknowledging the Issue

• Thank you for your letter...
• I was sorry to hear that...
• Thank you for bringing this matter to our attention.

Apology: Expressing Regret

• I can only apologize for...
• Please accept my sincere apologies (for...).
• We apologize for any inconvenience caused / for the inconvenience.

Automotive Knowledge Assessment

Vehicle Recommendations for Specific Buyers

1. Janet: I recommend a red convertible for Janet. She is a single, mature, ambitious businesswoman with no dependents. She would surely love such a car.
2. Edward: Edward needs a car that makes him feel young again and helps him overcome his mid-life crisis. Since he is wealthy, I would recommend a super sport car.
3. John: John should certainly buy a hatchback. Given his young age and the fact that this is his first car, I believe it is the most suitable choice for him now.

Automotive Exterior Parts Vocabulary

Front and Top Components

• Sun roof
• Roof
• Windscreen
• Windscreen wiper
• Bonnet
• Logo
• Headlight
• Front bumper
• Indicator
• Wing
• Wheel arch
• Sill
• Tyre
• Wheel trim

Rear and Side Components

• Side window
• Rear