Notes, summaries, assignments, exams, and problems for University

Early Hominid Origins and Evolution

Definition of Hominid

• Bipedal: Walking on two feet.
• Non-honing Dentition: While humans have non-honing chewing, primates such as gorillas have a honing complex, in which their very large canines cut food. The upper canines are sharpened against the lower third premolars.

Skeletal Evidence for Bipedalism

Foramen magnum, pelvis, knees, feet: seven steps, position of the foramen magnum, shape of the spine, shape of the pelvis, length of the leg, valgus knee, longitudinal foot arch, opposable big toe.

Behavioral Advantages of Bipedalism

This helps to identify what species they were because not many can be bipedal.

Pre-Australopithecines (7-5 mya)

Example: "Ardi"

They have provided critically important information about... Continue reading "Early Hominid and Homo Evolution: A Deep Dive" »

Implementação da Transposição de Matriz 4x4 em C

Este programa em C demonstra como calcular e exibir a matriz transposta (B) de uma matriz quadrada de ordem 4 (A). A transposição é realizada trocando as linhas pelas colunas, ou seja, o elemento na posição A[i][j] é copiado para B[j][i].

Código Fonte em C para Transposição de Matriz

O código utiliza as bibliotecas padrão stdio.h para entrada/saída e conio.h (comum em ambientes legados) para controle de console.

#include <stdio.h>
#include <conio.h>

int main()
{
    int i, j, A[4][4], B[4][4];

    // 1. Entrada de Dados
    printf("Insira os elementos da Matriz A (4x4):\n");
    for(i = 0; i < 4; i++)
    {
        for(j = 0; j < 4; j++)
        {
            printf(

Scientific knowledge (Overview and Basic Concepts)

Common sense knowledge is important, is generalized. Scientific knowledge has many steps that must be applied to determine if the hypothesis is true or situción. Do not generalize from one case.

Knowing is an intellectual process by which a relationship between the knower (actor) and the known object (reality).

There are glances of psychology:

1) Positivists: You must show, watch for it to be valid, measure, quantify, and so on. (It is science based on evidence).

a) Post-positivist Probalan is added, it may be or not. Deductive (general to particular).

2) Phenomenology: Is the experience, emotions, phenomena. Study what is not necessarily observable. Inductive method (particular to general)

Digestive System Vocabulary

1. Bile – a digestive fluid that helps digest fats
2. Appendix – a small organ attached to the large intestine
3. Celiac disease – an autoimmune disease caused by gluten
4. Defecation – feces / the process of passing stool
5. Weight gain – putting on weight / an increase in body weight
6. Palpate – to examine by touch
7. Stool – solid waste eliminated from the body
8. Bowel – the intestines (small or large)

Digestive Functions and Pathologies

• The pancreas produces and contains digestive enzymes.
• Peptic ulcers may affect the lining of the stomach.
• The last part of the digestive tract is in the large intestine/colon.
• Bile is produced by the liver and released into the duodenum.
• Adverse reaction – reakcja niepożądana
• Autoimmune disorder

Addition of Two Numbers

<?php
if(isset($_POST['n1']) && isset($_POST['n2'])){
    $n1 = $_POST['n1'];
    $n2 = $_POST['n2'];
    $res = $n1 + $n2;
    echo "<h3>User Input Numbers:</h3>";
    echo "First Number = $n1 <br>";
    echo "Second Number = $n2 <br>";
    echo "Sum = $res";
}
?>

Enter Two Numbers:

PHP Conditional, Loops and Arrays Example

<?php
echo "<h3>Loop Example (1 to 5):</h3>";
for($i=1;$i<=5;$i++){
    echo "Number: $i <br>";
}
echo "<h3>Array Example:</h3>";
$fruits = array("Apple","Banana","Mango","Orange");
foreach($fruits as $f){
    echo "$f<br>";
}
?>

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Atherosclerosis: Pathogenesis & Complications

A chronic inflammatory disease of medium and large arteries, caused by endothelial injury and lipid accumulation.

Key Risk Factors:

• Hypertension
• Hyperlipidemia
• Smoking
• Diabetes

Lesions evolve from fatty streaks → fibrous plaques → complicated plaques.

Common Complications:

• Myocardial Infarction (MI)
• Stroke
• Aneurysm
• Peripheral Artery Disease

Histologically, it shows lipid cores, calcification, and fibrous caps.

Hypertensive Disease: Organ Damage & Malignant Forms

Chronic blood pressure (BP) elevation causes vascular and organ damage.

Consequences Include:

• Arteriolosclerosis
• Left Ventricular (LV) hypertrophy
• Stroke
• Chronic Kidney Disease

Malignant hypertension (diastolic BP >120 mmHg) causes fibrinoid necrosis... Continue reading "Essential Pathology Topics: Systemic Diseases & Neoplasms" »

🧾 Data Transfer Instructions

These instructions are used to move data between registers, memory, and I/O ports.

➕ Arithmetic Instructions

These instructions perform basic mathematical operations.

Anti-Motility Medications (Pharmacy Only)

These medications work by relaxing the smooth muscles in the intestinal wall, reducing bowel movements.

Loperamide + Co-phenotrope (Dhamotil)

Loperamide

• Indication: Symptomatic relief of acute or chronic diarrhea.
• Dose: Maximum 16mg daily. Limit use to less than 48 hours.
• Side Effects: Constipation, nausea, vomiting, bloating.
• Special Precautions (SPC):
  • Stop taking once diarrhea resolves (constipation may occur).
  • Take with food.

Co-phenotrope

• Indication: Acute diarrhea in adults.
• Dose: Maximum 8 tablets daily.
• Contraindications: Not for children under 12 years old.
• Special Precautions (SPC): May cause dizziness and drowsiness; do not drive or operate machinery.

Adsorbent Medications (General Sales List)

Adsorbents... Continue reading "Effective Diarrhea Relief: Medications and Management" »

Madrid: Historical Urban Evolution

The Capital Shift and Early Growth (1561–1750)

In 1561, the capital moved from Toledo to Madrid. The Regalia de Aposento was introduced as a new law for court member accommodation, leading to the creation of "Las casas de la malicia" (Trick Houses). The city experienced significant population growth:

• 1561: 12,700 people
• 1571: 42,000 people
• 1618: 108,000 people
• 1850: 220,000 people

Key developments included the Felipe IV wall in 1625 (the boundary of the Teixeira map) and urban improvements between 1600 and 1750, such as the Buen Retiro, the Town Hall, and new urban promenades.

Monumental Transformation and Squares

Carlos III (1759–1771) oversaw a major urban and monumental transformation led by architects Ventura