Skeletal System
Which bone protects the brain ?
Cranium
Where is cardiac muscle found ?
In the wall of your heart
What is the main function of the respiratory system ?
Provide oxygen to all living tissue in the body and remove waste products
What is the cardiovascular system sometimes referred to as ?
The circulatory system
What is ATP ?
Adenosine Triphosphate
What is the meaning of posterior?
To the rear or behind
What is the function of the triceps ?
Extend the lower arm
What are the series of airways known as ?
The respiratory tract
Name the four chambers of the heart
Left Atrium / Left Ventricle / Right Atrium / Right Ventricle
What is the krebs cycle also known as ?
citric acid cycle
How many bones make up the thoracic vertebrae ?
12
What is the origin of the gastrocnemius ?
Femur
Where are the internal intercostal muscles found ?
Inside the rib cage
What separates the right and left side of the heart ?
The septum
How long does the ATP - PC system last for ?
3 - 10 seconds
What is the largest sesamoid bone?
Patella in the knee joint
What is DOMS and in what time period does it occur?
Delayed onset of muscle soreness (24-48 hr after exercise)
What are the sensors called that detect changes in chemical levels ?
Chemoreceptors
What are white blood cells also known as ?
Leucocytes
Name a sporting example for the ATP (In muscles) energy system
A punch in boxing
Where two or more bones meet
What is myoglobin responsible for ?
Binding and storing oxygen in the blood within skeletal muscles
Define vital capacity
The amount of air that can be forced out of lungs after maximal inspiration
What is the function of the sinoatrial node ?
Sends an impulse from the right atrium causing muscular walls to contract. Blood is forced out the atria into the ventricles
What is the primary energy source during low intensity exercise ?