Notes, summaries, assignments, exams, and problems for Sport and physical education

Fainting

Fainting is a temporary loss of consciousness. It is often preceded by warning signs such as dizziness, blurred vision, sweating, and cold hands.

Causes of Fainting

• Emotional distress
• Excessive heat
• Hunger
• Sudden change of position

First Aid for Fainting

Support the person to prevent a fall. Keep their head lower than their knees, tilt the head back, and elevate the legs approximately 30 cm.

Seizures

Seizures involve violent, widespread twitching. They may be accompanied by excessive secretion, vomiting, loss of consciousness, and a lack of response to stimuli.

Symptoms

• Sweating
• Mydriasis (dilated pupils)
• Pallor
• Foaming at the mouth

Causes

Head injury, high fevers, hypoglycemia, and epilepsy.

First Aid for Seizures

• Clear the area of bystanders.
• Turn the

FC Porto Official Statement on Security and Ethics

1. SL Benfica has no moral dimension to point out anything regarding the behavior of fans or the organization of games.

2. The club, incidentally, is the common denominator in the following events:

• The death of a spectator in a Cup final in Portugal;
• An attack on a roller hockey team, which left an FC Porto player in a coma;
• A fire in a bus of Porto fans visiting the Pavilhão da Luz;
• The invasion of the field and assault on an assistant referee;
• Connivance and support for unregistered fan groups, which results in fines almost weekly due to the launching of various fireworks;
• The strategic placement of stewards in a tunnel to provoke the opposing team.

3. It makes no sense, therefore, for managers or...

Coronary Insufficiency: Definition and Determinants

Coronary Insufficiency: It is the disproportion between the amount of blood needed for the myocardium and the amount received. Myocardial perfusion depends on two coronary arteries originating from the aorta. Factors that increase myocardial O2 consumption include: tension developed by myocardial contraction, tachycardia, and increased contractility.

Coronary status is indirectly assessed via the ECG, exercise ECG, and stress echocardiogram, and directly through thallium scintigraphy to visualize coronary lesions where anatomical evidence exists.

Mechanisms and Causes

Decrease in Coronary Blood Flow

This decrease is often caused by atherosclerosis of the coronary arteries, which can be promoted...

Volleyball Origins

Volleyball was born in the United States in 1985.

Objective

The primary aim of the sport is to successfully throw the ball over the net.

Official Rules

• Teams: Six players per team; contact with the ball can be made with any part of the body.
• Ball Handling: Each team is allowed three touches to return the ball. A single player cannot touch the ball twice consecutively.
• Net Violations: Players cannot touch the net or cross into the opponent's vertical space.
• Net Height:
  • Men: Youth 2.40 m / Senior 2.43 m
  • Women: Youth and Senior 2.24 m
• Ball Specifications: Weight: 250–280g; Circumference: 65–67 cm.
• Rotation: Players rotate positions when the serve changes.
• Scoring: Matches are played as best-of-three games. Each game is won by reaching

Volleyball Player Alignment and Positions

Alignment: There are 6 team player positions. Three players placed next to the net occupy the front positions: 4 (front left), 3 (front center), and 2 (front right). The other three are the defenders who occupy positions: 5 (back left), 6 (back center), and 1 (back right).

Volleyball Techniques

The Serve

Underhand Serve Technical Aspects

• Orient the body toward the court.
• Hold the ball with the hand opposite to the implementation hand.
• Hit the ball on the whole lower surface with the hand.
• Do not look away from the ball to locate the area where it is directed.

Common Underhand Serve Errors

• Not being oriented toward the court.
• Making short strokes with the arm.
• Hitting the ball with a flexed arm.
• Hitting the ball

Biological Evolution and Stages of Development

Velocity Training Focus by Age

The old school of thought relates velocity training primarily to the development of coordination and strength. Speed training should commence at early ages; the period between 7 and 13 years is considered the most favorable for sensitive work on gestural movement frequency and speed.

• Early Puberty: A temporary drop in performance often occurs due to speed discoordination.
• 15 to 17 Years: This period is adequate for working on specific execution techniques.
• 18 to 23 Years: Displacement speed continues to increase, reaching its maximum.
• 23 to 35 Years: Further performance improvements are possible.

Speed Training Methods: Principles and Recommendations

Effective speed training...

Butterfly and Breaststroke Turns

Getting there: The swimmer must calculate the length of the final strokes to touch the wall with arms almost fully extended.

Turn: The swimmer continues the approach to the wall by flexing the elbows and bringing the legs and feet close to the hips, with feet planted in flexion. One arm separates from the wall to extend in the direction of travel. The other arm remains on the wall, then separates and extends, assisting the rotation about the anteroposterior axis. As the arm extension completes, a recovery motion is made, coinciding with a powerful inhalation. The feet are positioned to touch the wall.

Impulse: The swimmer pushes off the wall with feet, fully aligned and square. The extension of the legs completes...

Rugby Team Positions

Rugby teams are divided into two main categories:

Forwards

These players fight for direct ball possession. Their key characteristics are size, strength, and bulk, which are essential for the scrum and static phases.

• Two Pillars (No. 1 & 3): Form the first line of the scrum; their primary characteristic is strength.
• Hooker (No. 2): Responsible for winning the ball and throwing into the lineout.
• Second Row (No. 4 & 5): Senior players who are vital for lineouts and provide weight during the scrum.
• Back Row (No. 6, 7, & 8): All-terrain players who pressure the opponent and support the backs.

Backs

Responsible for playing the ball conquered by the forwards. Their characteristics include speed, agility, and dexterity.

• Half-

Stages of Scribbling and Artistic Development

Disordered Scribbling (12 to 18 Months)

At this stage, children can hold an object and produce disordered scribbles. These are lines that make no sense and appear messy. It is an impulsive, rapid, and uncontrolled movement that provides pleasure through the mere activity.

Controlled Scribbling (1 to 5 Years)

Gradually, movement enters the elbow joint, resulting in a swinging scribble known as the sweep. Later, the doodle becomes circular and eventually forms loops. By approximately 2.5 years, the child is capable of drawing independent lines, focusing on the pleasure derived from the movement.

Named Scribbling (3 to 5 Years)

At age 3, children draw doodles and spontaneously give them names. By age 4,...

Nutrients and Their Functions

Nutrients are substances found in food that maintain health and provide the energy necessary to live.

• Carbohydrates: 55% (1g = 4 kcal)
• Proteins: 15%
• Lipids: 30% (1g = 9 kcal)

Calories and Metabolism

A calorie is the energy required to raise the temperature of 1 gram of water by 1°C. A kcal is the energy needed to raise the temperature of 1 liter of water by 1°C.

Metabolism refers to the bodily processes through which the body obtains the energy needed for life functions while producing waste products that must be eliminated to prevent health damage.

Energy Balance and BMI

Energy balance involves controlling food intake to ensure it is suitable for the individual. Anamnesis is used to assess weight changes:

• Normal: 20–25
• Overweight: