Health - Unit 4 - Heart Health

What are the three major functions of the cardiovascular system?

What are the three major functions of the cardiovascular system?

Delivering Materials (Oxygen and Glucose)

Removing Wastes (Carbon dioxide)

Fighting Disease (WBCs, Platelets)

What are the three major parts of the heart?

Heart

Blood
Blood vessels

What are the three major blood vessels? (+ functions)

Arteries: carry oxygenated blood away from the heart

Veins: carry deoxygenated blood to the heart

Capillaries: the exchange of gases, nutrients, and wastes occurs here

What are five examples of tips for a healthy heart?

• No smoking

• No alchohol

• Proper sleep

• Proper exercise

• Proper stress management

What are some examples of risk factors for heart disease?

• High blood pressure

• Diabetes

• Sedentary lifestyle

• Being overweight

• Age

• Smoking

How can you promote a healthy cardiovascular system?

Get checked regularly and understand your risk factors.

What are “Good Samaritan Laws”?

Protects civilians who help people because they believe to be injured or in danger.

What are 5 rules of thumb regarding Good Samaritan Laws?

• Follow your training.

• Use common sense.

• Don’t do something you aren’t trained to do.

• Get professional help.

• Don’t accept gifts/rewards.

Consent rules:

If a person does not consent to care you can still call 911

Child - ask a parent or guardian if available, if not, consent is implied.

Unconscious - consent is implied.

Emergency action steps:

Check: scene for safety, consciousness (if conscious do S.A.M)

Call: 911

Care: life threatening conditions, monitor and reassure, only move victim if necessary

Glove rules:

• Don’t touch the outside of the glove with your bare hand.

• Wash hands after and dispose of gloves.

Signs of an emergency:

Unusual sights, smells, behaviors and sounds.

When should you stop CPR?

• Person shows obvious signs of life.

• Scene becomes unsafe.

• AED is ready.

• Too exhausted to continue.

• Trained responder takes over.

• EMS arrives to care for the patient.

Signs of un-conscious choking:

Chest does not rise during breaths.

What is the correct form for CPR?

30 Compressions, 2 breaths

Straight arms above victim - Elbows locked.

Hands in center of chest - Interlocked

Middle finger aligned with nipple.

No more than 10 seconds between compressions and breaths

100-120 compressions per min

Cardiac arrest:

Electrical malfunction in the heart that causes irregular heartbeat. Cannot pump blood.

Heart attack:

Blocked artery prevents oxygen rich blood from reaching heart.

Heart attacks can lead to cardiac arrest.

Rescue breath length

1 second - chest should rise

When do you use an AED?

When the victim is unconscious.

Why do you use an AED?

It delivers a shock through the chest to the heart when it detects an abnormal rhythm - changes it to normal.

Where do you place the pads?

Top right of chest and below the pec on the lower left.

Safety precautions?

• Must be removed from water.

• Not placed on a medical implant