Blood Blood Vessels Heart

OB14 understand the function of the heart,

function of the heart

Your heart is a muscular organ that pumps blood to your body.

Blood carries Food & Oxygen to all cells in the body, and removes waste from cells.

Your heart is at the center of your circulatory system.

This system consists of a network of blood vessels, such as arteries, veins, and capillaries.

structure of the heart

OB14 understand the structure of the heart,

The structure of the heart

Draw out from fig 6.11 page 50 exploring science

passage of blood through the heart and main body organs



for revising the Heart


OB16 demonstrate the effect of exercise and rest on pulse and breathing rate

OB17 recall that the average pulse rate for an adult at rest is 70 b.p.m.,

Pulse rate

factors affecting human pulse rate

OB18 remember that the normal temperature of the human body is 37 °C,

understand that illness may cause a change in body temperature


Science quiz on the circulatory system