biology tah2 blood and circulation

Fill in....

Give your answer followed by a comma answer comma etc. (5 anwsers in total)

Blood is pumped around the body by a muscular .........

Blood travels away from the heart in ........... Blood returns to the heart in the ......... These have ....... walls than arteries. Blood is prevented from flowing backwards in them by .........

Which side of the heart carries oxygenated blood?

• Left side

• Right side

Which of these blood vessels are poor in oxygen?

pulmonary vein

portal vein

carotid artery (halsslagader)

pulmonary artery

renal artery (nierslagader)

• pulmonary vein, renal artery

• pulmonary artery, portal vein

• carotid artery, pulmonary vein

• portal vein, carotid artery

Which picture shows an artery?

• A

• B

• C

Which substances does your blood transport towards your tissues?

• water and glucose

• oxygen and carbondioxide

• glucose and oxygen

• water and carbondioxide

Explain why our circulatory system is called a 'double closed circulation'.

Where are damaged red blood cells destroyed?

• kidneys

• small intestine

• liver

• lymph node

Name 2 kinds of white blood cells.

Glucose is transported by blood plasma. One molucule of glucose travels from the right ventricle to the liver and passes through various blood vessels. You may assume it takes the shortest way.

Through which of the following blood vessel does the molecule pass?

• a pulmonary vein

• the portal vein

• a renal / kidney vein

• the hepatic / liver vein

• the hepatic / liver artery

Which picture shows a capillary?

• A

• B

• C