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 | Discuss | Question number | 10 | Adapted from | N/A |
Question
State one habit that increases susceptibility to cardiovascular disease.
Suggest two reasons why regular walking decreases the risk of cardiovascular disease.
Discuss ways that exercise affects trait and state anxiety.
Markscheme
cigarette smoking ✔
physical inactivity ✔
poor diet ✔
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 ✔
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 ✔