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Date November 2019 Marks available 2 Reference code 19N.3.HL:.tz0.10
Level Higher Level Paper Paper 3 Time zone time zone 0
Command term Suggest Question number 10 Adapted from N/A

Question

State one habit that increases susceptibility to cardiovascular disease.

[1]
a.

Suggest two reasons why regular walking decreases the risk of cardiovascular disease.

[2]
b.

Discuss ways that exercise affects trait and state anxiety.

[2]
c.

Markscheme

cigarette smoking ✔

physical inactivity ✔

poor diet ✔

a.

improved metabolic rates increase energy expenditure ✔

improved plasma lipid profiles increase blood vessel health / decreased chance of clotting ✔

decreased adiposity around organs ✔

improved body composition lowers strain on skeletal system / heart / joints / blood vessels/ chances of developing Type ii diabetes ✔

decreases blood pressure <as a result of fewer fatty deposits in blood vessels> which creates less strain on vascular system ✔

endorphin release / reduction in stress-related hormones ✔

b.

exercise reduces anxiety ✔

exercise may increase the release of endorphins / increase serotonin / norepinephrine synthesis ✔

exercise has acute effect on state anxiety ✔

regular exercise has compounding effect on trait anxiety ✔

lower intensity rhythmic exercise allows for greater duration / increased neurotransmitter activity ✔

c.

Examiners report

[N/A]
a.
[N/A]
b.
[N/A]
c.

Syllabus sections

Option C: Physical activity and health » C.8. Public health (HL only) » C.8.4. Explain the relationship between moderate exercise and health.
Option C: Physical activity and health » C.8. Public health (HL only)
Option C: Physical activity and health

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