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circulation system
Pre-vet
| question/term | answer/defintion |
|---|---|
| 2 main functions of the circulatory system | Carry substances throughout the body & protect body from infectious diseases |
| 2 main blood components | Liquid portion & Formed elements |
| 2 main liquid portions | Plasma & Serum |
| What is in Plasma | Clotting factors |
| What is in Serum | No clotting factors |
| 3 main formed elements | Erythrocytes, Thrombocytes, & Leukocytes |
| What are erythrocytes? | Red blood cells |
| What are thrombocytes? | Platelets |
| What are leukocytes | White blood cells |
| What is an Atrium? | Upper chamber, thin walled |
| What are the Ventricles? | Lower chambers, heavily muscled |
| What are valves? | Within chambers of the heart, keep blood flow in one direction |
| What is the Pericardium? | Protective sac around the heart |
| What are the Arteries? | Carry blood away from the heart, oxygenated, thick walled |
| What are the veins? | Carry blood to the heart, unoxygenated, thin walled |
| What are Capillaries? | Smallest of blood cells, connect arteries & veins |
| What is the SA Node | Heart electrical system |
| What is normal sinus rhythm? | Normal heartbeat |
| What is Tachycardia? | Fast heartbeat |
| What is Bradycardia? | Slow heartbeat |
| What is Arrhythmia? | No rhythm |
| What is Asystole? | Flat-line |
| What is a heart murmur? | Valve abnormality, swishing sound |
| Where does the L Atrium take blood to? | L Ventricle |
| Where does the L Ventricle take blood to? | The body |
| Where does the blood go after the body? | R Atrium |
| Where does the R Atrium take blood to? | R Ventricle |
| Where does the R Ventricle take blood to? | The lungs |
| Where does the blood go after the lungs? | L Atrium |