Marine First Aid Level 4 (VTQ)

205 videos, 10 hours and 7 minutes

Course Content

Types of Shock

Video 82 of 205
2 min 27 sec
English
English

Types of Medical Shock and Symptoms

Introduction to Shock

Shock in medical terms refers to inadequate blood flow to the body's tissues and organs, which can result in cellular damage.

Types of Medical Shock

Hypovolemic Shock

Cause: Significant fluid or blood loss from trauma, dehydration, or severe internal bleeding.

Effects: Drop in blood pressure and reduced oxygen delivery to organs.

Cardiogenic Shock

Cause: Ineffective pumping of blood by the heart, often due to severe heart attacks, heart failure, or certain arrhythmias.

Effects: Inadequate blood supply despite normal blood volume.

Septic Shock

Cause: Severe infection, typically bacterial, leading to widespread inflammation.

Effects: Decreased blood pressure and impaired blood flow to organs.

Anaphylactic Shock

Cause: Severe allergic reaction to allergens like foods, insect stings, or medications.

Effects: Vasodilation, fluid leakage from capillaries, and consequent low blood pressure.

Neurogenic Shock

Cause: Spinal cord injury, particularly at the cervical or thoracic level.

Effects: Widespread vasodilation and decreased blood pressure due to nervous system imbalance.

Obstructive Shock

Cause: Physical obstruction preventing heart filling or pumping effectively.

Examples: Tension pneumothorax, cardiac tamponade, pulmonary embolism.

Effects: Impaired blood circulation and reduced oxygen delivery to tissues.

Symptoms of Shock

Common symptoms across all types of shock include:

  • Clammy or bluish skin
  • Rapid heartbeat
  • Shallow breathing
  • Nausea
  • Confusion
  • Decreased urine output

Emergency Response

If someone shows signs of shock, it is crucial to seek emergency medical attention promptly for appropriate treatment.