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Name some functions of the skeletal system
Protects internal organ
Provides attachment surfaces for muscles
Produces blood cells
Stores mineral
Maintains mineral homeostasis.
What are the three types of muscle tissues?
Skeletal muscle, smooth muscle, cardiac muscle
How many bones does the human skeleton in adults consists of?
It consists of 206 bones
What is Cartilage?
A) a dense connective tissue made of tough protein fibers that provides a surface for bones to move at joints.
B) A band of connective tissues that holds bones together and keeps them in place.
A) a dense connective tissue made of tough protein fibers that provides a surface for bones to move at joints.
True/False
Bones are living.
True
What is bone matrix?
The rigid framework of bones composed of compact bone and spongy bone.
The type of bone that is porous and it is found inside of bones.
A) Compact bone
B) Spongy bone
B) Spongy bone
What is bone marrow?
A soft connective tissue that produces blood cells.
Why is bone referred to as the ultimate biomaterial?
It is light, strong, it can repair itself and it can adapt to functional demands.
How often is the human skeleton replaced?
A) every 4-6 years
B) every 7-10 years
c) every 11-12 years
B) every 7-10 years
True/ False
The skeleton of a human fetus is made entirely of cartilage.
True
True/False
Homeostasis is a process in which mineral deposits replace cartilage.
False
Ossification is the process in which mineral deposits replace cartilage.
What is a joint?
A place where two or more bones of the skeleton meet.
Ball and Socket/ Pivot/ Hinge Joints are
A) movable joints
B) partly movable joints
C) immovable joints
A) movable joints
True/ False
You can consciously control the movement of the muscles deep within your body (heart/stomach)
False
Muscles are composed mainly of ___________
muscle fibers
