Skeletal Basics
How many bones are in an adult body
206 Bones
How many muscles are in the human body?
Approximately 600
What type of muscles cannot be controlled voluntarily
Cardiac and Smooth muscles
Which Body System sends electrical signals to all other body systems
The Nervous System
What type of muscle movement is breathing?
Involuntary and Voluntary
What is the smallest and largest bone in the body?
Stapes and Femur
What type of muscle tissue is found in the heart?
Cardiac Muscle
Muscles attached to bones are made of what type of muscle tissue?
Skeletal Muscle
What is the core organ of the nervous system
The Brain
Give an example of a pivot joint
1st and 2nd vertebrae of the neck that allows the head to move back and forth.
True or False: Tendons hold muscle to bone.
TRUE
What is the largest muscle in the body?
Gluteus Maximus
A tough band of tissue that holds bones together at the joint are called a
Ligament
The Nervous system is made up of.............
Brain, Spinal Cord and Nerves
What do muscles make when they have to work without oxygen
Lactic Acid
Give two functions of the skeletal system?
Protection, Movement, Shape/Support
What is the energy molecule that muscles require to contract?
ATP
What are muscles that extend or straighten a body part?
Extenders
We do not tell these nerves to do their job; what are the called
Sensory nerves or Autonomic nerves
What term is given to a muscle that is getting longer and thinner
Relaxing Muscle
Name the joint that makes up the elbows, knees, and fingers.
Hinge Joints
Which disorder causes muscles to get weaker over time?
Muscular Dystrophy
What are the two main parts of the nervous system
Peripheral Nervous System (PNS)
All bones begin in the ____________________as _____________________. Early in development, the cartilage hardens in a process called _________________________________.
Embryo, Cartilage, Ossification