Really tough quiz on The Heart and cardiac cycle - TRY IT IF YOU DARE!!!

Seriously, if you can get all these right without resorting to a book/the internet etc, then you know this topic really well.

Good luck, there are some really easy ones but some really had ones too. All are in the AS Biology syllabus though.

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What is the path of blood flow through the heart?
Vena Cava, R Atrium, R Ventricle, Pulmonary Artery, Lungs, Pulmonary Veins, L Atrium, L Ventricle, Aorta, Body
1 of 11
Blood pressure is measured in...
mm/Hg
2 of 11
Normal pressure is...
120/80
3 of 11
What substances are able to diffuse through the capillary wall? (best answer)
glucose, CO2 and O2
4 of 11
What does 'myogenic' mean?The heart can be described as myogenic. What does this mean?
It has the ability to beat (contract) on its own
5 of 11
The sinoatrial node is located between atrium and ventricle; and the atrioventricular node is located at the top right atrium
no, its the other way around
6 of 11
What is known as 'the natural pacemaker'?
the sinoatrial node
7 of 11
The arteries comprise of 3 layers. The order of these layers is (from inner to outer)::
tunica intima, tunica media, tunica adventita
8 of 11
What are the other two valves of the heart called? (choose the 'best' answer)
semilunar valves
9 of 11
What does ECG stand for?
ElectroCardioGram
10 of 11
The 2nd heart sound is:
The sound of the Aortic and Pulmonary valves closing at the end of the cardiac cycle
11 of 11

Other cards in this set

Card 2

Front

Blood pressure is measured in...

Back

mm/Hg

Card 3

Front

Normal pressure is...

Back

Preview of the front of card 3

Card 4

Front

What substances are able to diffuse through the capillary wall? (best answer)

Back

Preview of the front of card 4

Card 5

Front

What does 'myogenic' mean?The heart can be described as myogenic. What does this mean?

Back

Preview of the front of card 5
View more cards

Comments

Declan

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Some of these answers i had only know because we covered them in pe, you wouldnt cover them in biology As. e.g. SA node, and bundle of his

Sally

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in q 3, you needed to say 'veins have the thinnest walls compared to ____'..
good otherwise though :)

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