1ai)
Kidney
1aii)
i)cortex
ii)medulla
1aiii)
Excretory system
1bi)
i)Kidney stone
ii)Diabetes
1bii)
Excessive taking of alcohol
1c)
i)Regular exercise
ii)Regular and frequent water intake
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4ai)
Facial Mask
ii)
Nurses
Doctors
Individual Workers
4iii)
Dust
Polluted air
4bi)
Respiratory System
ii) Lungs
iii)Trachea
4c)
Disposal
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3ai)
Fracture
3aii)
A is Compound Fracture
B is Hairline Fracture
3aiii)
i)Loss of function in the injured area.
In B d fractures, bone protruded
from the skin.
3bi)
Bone fracture
3bii)
femur bone
5ai)
hard drug is a scary substance with a high potential for abuse, death, or severe addiction.
hard drug is a scary substance with a high potential for abuse, death, or severe addiction.
5aii)
i)Cocaine
ii)Methamphetamine
i)Cocaine
ii)Methamphetamine
5b)
i) An underlying mental disorder, like
schizophrenia, depression or generalized anxiety
ii)A low sense of self-worth combined with a tendency to respond to peer pressure
iii)Exposure to high levels of stress from personal, professional or financial
sources
iv)Exposure to an
environment where drug use is accepted and drugs are readily available
v)High blood pressure
vi)Learning and memory problems
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i) An underlying mental disorder, like
schizophrenia, depression or generalized anxiety
ii)A low sense of self-worth combined with a tendency to respond to peer pressure
iii)Exposure to high levels of stress from personal, professional or financial
sources
iv)Exposure to an
environment where drug use is accepted and drugs are readily available
v)High blood pressure
vi)Learning and memory problems
==================================
6ai)
Muscle is a soft tissue found in most animals. Muscle cells contain protein filaments of actin and myosin that slide past one another, producing a contraction that changes both the length and the shape of the cell.
Muscle is a soft tissue found in most animals. Muscle cells contain protein filaments of actin and myosin that slide past one another, producing a contraction that changes both the length and the shape of the cell.
6aii)
i)Muscles are primarily responsible for maintaining and changing posture
ii)Muscles are used locomotion
i)Muscles are primarily responsible for maintaining and changing posture
ii)Muscles are used locomotion
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Waec 2018 Health Science Expo Answers.