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Posted By: Sanjana Member Level: Gold Posted Date: 11 Jun 2008
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2005 HUMAN BIOLOGY Question paper
SCHOOL OF BIOLOGY
HUMAN BIOLOGY
BL1004
DEGREE EXAMINATION
September 2005
Time available TWO hours
Answer EIGHT questions only from a choice of ten.
Answer the questions you select on the corresponding page. Do not use additional pages.
It is recommended that you spend 15 minutes on each question.
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
1. What are the main differences between the Australopithecines and Homo?
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
2. Pathogens are organisms that do harm to another organism. Discuss with reference to specific infections how prokaryotic pathogens can harm humans.
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
3. What methods can be used to image the living human brain?
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
4. What understanding may be gained by taking a Darwinian approach to why we sneeze?
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
5. In the context of pharmacology, discuss both teratogenesis and allergic reactions to drugs, giving examples to illustrate your answer.
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
6. a) The American College of Sports Medicine recommend two levels of exercise to benefit health. Complete the blanks in the statements below. (5 marks)
i) Sedentary people should accumulate ___ minutes of physical activity each day for
_____ days of the week
ii) A significant improvement in health will occur if you exercise
continuously for _____ minutes at an exercise intensity of _____ % of
age-related maximum heart rate for ____ days of the week.
b) Describe 5 physiological components of fitness and give a brief definition
of each one. (5 marks)
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
7. Outline TWO major ways in which insects come into conflict with man and how man’s activities often make these conflicts worse.
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
8. The human digestive tract is specialised to allow 1) digestion, 2) absorption,
3) protection and 4) excretion. Pick TWO of these general roles and outline some of the ways in which the human digestive system maximises efficiency in them.
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
9. How can a vaccination programme eliminate a particular disease?
Do not write over this page!
HUMAN BIOLOGY BL1004 September 2005
CLASS NUMBER ……………………
CONNECTIVE TISSUES
1. List 3 types of connective tissue and give their functions.
Type……………………………………………………………………………………
Function……………………………………………………………………………………………………………………………………………
Type……………………………………………………………………………………
Function……………………………………………………………………………………………………………………………………………
Type……………………………………………………………………………………
Function……………………………………………………………………………………………………………………………………………
2 Why is a long bone stronger from top to bottom than from side to side?
……………………………………………………………………………………………………………………………………………………………..
MUSCLE
3. List 3 types of muscle tissue and state where you would find them.
Type……………………………………………………………………………………
Location………………………………………………………..
Type……………………………………………………………………………………
Location………………………………….
Type……………………………………………………………………………………
Location………………………………….
4 What is the maximum amount that a skeletal muscle fibre contract?
Choose ONE of the following:
A 1/10th of its length
B 1/3rd of its length
C 2/3rds of its length Answer ……………..
Do not write over this page!
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