4.6 Circulatory System Flashcards Preview

Semester 2 > 4.6 Circulatory System > Flashcards

Flashcards in 4.6 Circulatory System Deck (22):
1

Red blood cells

Transports blood throughout the body

2

Plasma

Yellowish liquid that's part of the blood. Contains water food minerals and wastes

3

Haemoglobin

THE red pigment in red blood cells

4

Oxyhaemoglobin

Haemoglobin with oxygen molecules attached

5

White blood cells

Cells that fight bacteria

6

Platelets

Healing and clumping together around a wound

7

Circulatory system

Circulates oxygen in blood to all the cells of all the body

8

Arteries

Blood pumped away from the heart

9

Veins

Carrys blood to the heart

10

Oxygenated blood

Bright red blood cell

11

Deoxygenated blood

Oxygen has been removed from blood

12

Vena cava

Large vain leading into the top right chamber of the heart

13

Left atrium

Where oxygenated blood from the heart enters

14

Right atrium

Where deoxygenated blood enters

15

Left ventricle

Pumps oxygenated blood to all parts of the body

16

Right ventricle

Pumps deoxygenated blood to the lungs

17

Valves

Allow liquid to flow in one direction only

18

Blood pressure

Measures how strongly the blood is pumped through the body.

19

Capillaries

Tubes carrying blood to body cells

20

Lub dub

The sound made by the heart.

21

Systolic pressure

THE higher blood pressure reading during contraction of the heart muscles

22

Diatonic pressure

THE lower blood pressure reading during relaxation of the heart muscles