Chapter 5: Blood and Circulation
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1. The diagram shows a human heart.
Vana
aorta
cena
DÀ Pulmonoeyvein
^ 1
(
.
RATRNM
L ATRNM
triaispidialr coronar
quella
Bicospid Ndo
Rventride 2 ventrale
(a) Label the structures shown in the diagram.
(b) Add arrows to show the direction of blood flow through the blood vessels and the heart
chambers.
(c) Shade all areas of the heart and blood vessels that contain deoxygenated blood with blue. Shade
all areas of the heart and blood vessels that contain oxygenated blood with a darker colour.
(d) Explain why structure J has a thicker, more muscular wall than structure D
Become the event nostro pump the
……………………………………………………………………………………………………………………………………………………………. appenderei blood
all body at the Ruch
to on
higher pressare
…………………………………………………………………………………………………………………………………………………………….
to
Man
that nos to
pimp the blood the
……………………………………………………………………………………………………………………………………………………………. Kings
(e) Explain the function of structures C, H and I.
• fbicospidvalvs Open then to the passera of the ATR that
tricvspid ……………………………………………………………………………………………………………………………………………………………. pisches
the blood in the Rvent and don net Bachman
……………………………………………………………………………………………………………………………………………………………. decorose the ualv dose
malus premente the backfrom of the blood
Coronoay
• …………………………………………………………………………………………………………………………………………………………….
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