Blood WK7 L1

Question 1

WHAT ARE THE FUNCTIONS OF THE CIRCULATORY SYSTEM?

Answer 1

BLOOD CARRIES 02 FROM LUNGS TO TISSUES - BLOOD CARRIES C02 FROM TISSUES TO LUNGS - TRANSPORTATION OF WASTE TO KIDNEYS - TRANSPORTS SUBSTRATES FROM DIGESTIVE TRACT TO LIVER - BLOOD CONTAINS ANTIBODIES TO STOP INFECTION - TRANSPORTATION OF HORMONES IN BLOOD - PLATELETS CLOT TO PREVENT BLOOD LOSS - MAINTAINS FLUID VOLUME - MAINTAINS PH - REGULATES BODY TEMP

Question 2

HOW MNAY LITERS OF BLOOD DO ADULTS HAVE

Answer 2

4-6 LITRES

Question 3

WHAT ARE THE COMPONENTS OF BLOOD?

Answer 3

PLASMA - FORMED ELEMENTS

Question 4

WHAT IS PLASMA?

Answer 4

EXTRA CELLULAR FLUID BEING 90% WATER 8% PLASMA PROTEINS AND 2% NUTRIENTS HORMONES GASSES WASTES

Question 5

WHAT ARE FORMED ELEMETS?

Answer 5

WHITE AND RED BLOOD CELLS - PLATELETS

Question 6

WHAT ARE THE PLASMA PROTEINS?

Answer 6

ALBUMINS - GLOBULINS - FIBRINOGENS

Question 7

WHAT DO ALBUMINS DO?

Answer 7

MAINTAINS OSMOTIC PRESSURE - INFLUENCES BP - INFLUENCES FLOW AD FLUID BALANCE

Question 8

WHAT DO GLOBULINS DO?

Answer 8

(ANTIBODIES) ASSISTS WITH IMMUNE SYSTEM FUNCTION -COMES IN ALPHA / BETA / GAMMA

Question 9

WHAT DO FIBRINOGENS DO?

Answer 9

PRECURSER OF FIBRIN THREADS THAT HELP FORM BLOOD CLOTTS

Question 10

WHERE ARE PLASMA PROTEINS FORMED?

Answer 10

IN THE LIVER EXCEPT GOBULINS WHCH ARE FORMED BY WHITE BLOOD CELLS

Question 11

WHAT IS IN THE PLASMA PROTEINS?

Answer 11

NOTROGENOUS COMPOUNDS OF AMINO ACIDS AND NITROGENOUS WASTE (UREA) - NUTRIENTS LIKE GLUCOSE VITAMINS FATS MINERALS - 02 AND C02 - ELECTROLYTES LIKE SODIUM AND POTASSIUM

Question 12

WHAT IS BLOOD VISCOSITY?

Answer 12

HOW THICK OR STICKY THE BLOOD IS

Question 13

HOW DOES RED BLOOD CELL COUNT AFFECT BLOOD VISCOSITY?

Answer 13

THE MORE RED BLOOD CELLS THE THICKER THE BLOOD IS

Question 14

HOW DOES BLOOD VISCOSITY AFFECT THE BODY?

Answer 14

THICKER BLOOD IS HARDER TO PUMP AND FLOW WHICH IMPACTS BLOOD PRESSURE AND HEART

Question 15

WHAT IS BLOOD OSMOLARITY?

Answer 15

CONCENTRATION OF SOLUTES IN THE BLOOD

Question 16

WHAT HAPPENS WITH LOW BLOOD OSMOLARITY?

Answer 16

LACKING IN BLOOD PROTEINS - SWELLS TISSUE - DECREASES BLOOD PRESSURE

Question 17

WHAT HAPPENS WITH HIGH BLOOD OSMOLARITY?

Answer 17

INCREASES BLOOD PRESSURE

Question 18

WHAT ARE THE FEATURES OF RED BLOOD CELLS?

Answer 18

DISC SHAPED CELL WITH NO NUCLEUS OR ORGANELLES - CARRIES THE HAEMOGLOBIN

Question 19

WHAT ARE THE FUNCTIONES OF RED BLOOD CELLS?

Answer 19

TRANSPORTS 98.5% OF OXYGEN AND ABOUT 20% OF CO2 - INCREASES DIFUSION RATE OF GASSES - HAEMOGLOBIN TRANSPORTATION

Question 20

HOW MANY 02 MOLECULES CAN 1 HAEMOGLOBIN CARRY?

Answer 20

4

Question 21

WHAT IS HEMATOCRIT?

Answer 21

THE AMMOUNT OF WHOLE BLOOD VOLUME COMPOSED OF RED BLOOD CELLS

Question 22

WHAT IS THE HEMATOCRIT PERCENTAGE FOR MALE AND FEMALE?

Answer 22

MEN - 42-52%

WOMEN - 37-48%

Question 23

WHAT IS HAEMOGLOBIN CONCENTRATION VALUES FOR MALE AND FEMALE?

Answer 23

MEN - 130-180 G/L

WOMEN - 120-160 G/L

Question 24

WHAT IS RED BLOOD CELL COUNTS FOR MALE AND FEMALE?

Answer 24

MALE - 4.6-6.2

FEMALE - 4.2-5.4

Question 24

WHAT IS RED BLOOD CELL COUNTS FOR MALE AND FEMALE?

Answer 24

MALE - 4.6-6.2

FEMALE - 4.2-5.4

Question 25

WHY ARE BLOOD VALUES LOWER IN WOMEN?

Answer 25

TESTOSTERONE STIMULATES RED BLOOD CELL COUNT - MENSTURAL CYCLES

Question 25

WHY ARE BLOOD VALUES LOWER IN WOMEN?

Answer 25

TESTOSTERONE STIMULATES RED BLOOD CELL COUNT - MENSTURAL CYCLES

Question 26

HOW MANY DAYS DO RED BLOOD CELLS LAST FOR?

Answer 26

120 DAYS

Question 27

WHERE ARE RED BLOOD CELLS PRODCUED?

Answer 27

IN RED BONE MARROW AT ENDS OF BONES

Question 28

WHAT IS ERYTHROPOIESIS?

Answer 28

PRODUCTION FO RED BLOOD CELLS

Question 29

WHERE DO THE RED BLOOD CELLS GO WHEN THEY DIE?

Answer 29

GET CAUGHT IN SPLEEN

Question 30

WHAT HAPPENS TO THE RED BLOOD CELLS WHEN THEY DIE?

Answer 30

MACROPHAGES IN SPLEEN BREAKDOWN CELL