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Human Biology 11 – Dalesandro
Test 2 Review
Part A – The Skeletal System
1) How many bones are in the human body?
2) What is the largest bone in the body? The smallest?
3) List two functions of our bones.
4) What is bone marrow? What does it do?
5) What chemical nutrient is very important to bone construction and maintenance?
6) List three kinds of breaks a bone can suffer.
7) What type of tissue attaches bones to muscles? Describe it.
8) List the common names for the following bones:
a) clavicle.
b) sternum.
c) cranium.
d) patella.
e) tibia.
Part B – The Muscular System
1) List and explain two functions our muscular systems perform.
2) What types of food are best for muscle growth and development?
3) How does exercise cause muscles to become stronger?
4) What two things are necessary for muscles to work?
5) Define flex and relax as the words apply to muscles.
Part C – The Skin System
1) List and describe two functions of the skin.
2) Why does our skin tend to wrinkle as we age?
3) Why do we have hair follicles embedded in our skin (what does hair do for us)?
4) a) What benefit does the sensation of pain give us?
b) What about itching?
5) List and explain the three layers of the skin.
6) What are the sebaceous glands? What is their function?
7) What are the sweat glands? What is the purpose of the sweat they produce?
8) List two reasons why our skin must be waterproof.
1) Label the diagram below of the human skin.
A
WORD BANK:
B
Sweat gland
C
Pilli muscle
Pore
D
Hair shaft
E
Hair follicle
2) Label the diagram of the muscle below. Use words from the word bank.
WORD BANK:
Tendon
2
G
Blood vessel
Bone
Inner muscle sheath
5
Outer muscle sheaths
4
Muscle fibre
3) Label the diagram of the bone below.
A
B
C
WORD BANK: Spongy bone, Bone marrow,
Compact bone, Blood vessel.
D