Cardivascular System

Question 1

Plasma

Answer 1

The fluid part of blood (mainly water) that surrounds blood cells and transports them

Question 2

Haemoglobin

Answer 2

An iron-containing pigme found in red blood cells which combines with oxygen to form oxyhemoglobin

Question 3

Myoglobin

Answer 3

Often called ‘muscle haemoglobin.’ It is an iron-containing muscle pigment in slow-twitch muscle fit which has a higher affinity for oxygen that haemoglobin.
. It stores oxygen in the muscle fibres which can be used quickly when exercise begins

Question 4

Mitochondria

Answer 4

Often referred to as the ‘powerhouse’ of the cell as respiration and energy production occur there