HUMAN BIOLOGYHIGHER

SECTION A All questions in this section should be attempted.

Answers should be underlined with a ruler.2012

[Turn overPage 1

2012.

UNIT 2: Chapter 23, Removal of Materials from Blood and Chapter 24, Regulating Mechanisms past paper questions.

2011.

HUMAN BIOLOGYHIGHER

SECTION A All questions in this section should be attempted.

Answers should be underlined with a ruler.2011.

[Turn overPage 2

2011

2010

HUMAN BIOLOGYHIGHER

SECTION A All questions in this section should be attempted.

Answers should be underlined with a ruler.2009.

[Turn overPage 3

2009

2007.

HUMAN BIOLOGYHIGHER

SECTION A All questions in this section should be attempted.

Answers should be underlined with a ruler.2008.

[Turn overPage 4

2007

2007 5c

SECTION BAll questions in this section should be attempted.

All answers must be written clearly and legibly in ink.

1

Page 5

SECTION BAll questions in this section should be attempted.

All answers must be written clearly and legibly in ink.

[Turn over

2011

Page 6

SECTION BAll questions in this section should be attempted.

All answers must be written clearly and legibly in ink.

[Turn over

2011 Con’t

Page 7

SECTION BAll questions in this section should be attempted.

All answers must be written clearly and legibly in ink.

[Turn over

2010

Page 8

SECTION BAll questions in this section should be attempted.

All answers must be written clearly and legibly in ink.

[Turn over

2008

Page 9 [Turn over

SECTION CBOTH questions should be attempted.

The questions should be attempted on the blank pages which follow.Supplementary sheets, if required, may be obtained.Labelled diagrams may be used where appropriate.

Marks

2012 - 2b.

[END OF QUESTION PAPER]

Describe involuntary mechanisms of temperature control. (10)

AND

2008.1A. Give an account of temperature regulation in cold conditions under the following headings:(i) voluntary responses; (3)(ii) involuntary responses; (5)(iii) hypothermia. (2)

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