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3.1.2 Transport in Animals - Coggle Diagram
3.1.2 Transport in Animals
The need for transport systems in multicellular animals
Size?
Metabolic rate?
SA:volume?
Types of circulatory systems (open, closed, single, double)
Insects
Fish
Mammals
Structure and function of blood vessels
Arteries
Arterioles
Veins
Venules
Capillaries
Formation of tissue fluid
differences in the composition of blood, tissue fluid and lymph
Hydrostatic pressure
Oncotic pressure
Structure of the mammalian heart
External structures
Internal structures
Cardiac cycle
role of the valves and the pressure changes occurring in the heart and associated vessels
Coordination of the heart beat
roles of the sino-atrial node (SAN), atrio-ventricular node (AVN), purkyne tissue and the myogenic nature of cardiac muscle
The use and interpretation of electrocardiogram (ECG) traces
Bradycardia
Ectopic heart beat
Atrial fibrillation
Tachycardia
The role of haemoglobin in transporting oxygen
To include the reversible binding of oxygen molecules.
the oxygen dissociation curve for fetal and adult human haemoglobin
The role of haemoglobin in transporting carbon dioxide
to include carbonic anhydrase, haemoglobinic acid, HCO3– and the chloride shift.
