Skeletal
Approximately how many bones are in the adult human body?
206
What are the three types of muscle tissue in the human body?
Skeletal, smooth & muscular.
How many ventricles are in the heart ?
Two
What is the main function of the respiratory system?
To bring oxygen into the body and remove carbon dioxide.
What is the name of the skeleton model used in class ?
Scott No Body
What mineral makes bones strong and hard?
Calcium
What roles do tendons play in the muscular system?
Tendons connect muscles to bones
The liquid part of blood that carries blood cells, nutrients, and hormones is known as ?
Plasma
Name 2 organs that make up the main parts of the respiratory system?
The nose/nasal cavity, trachea (windpipe), bronchi, lungs, and diaphragm.
Necessary for the development of offspring, allowing for a new life to form and carry on genes from its parents is known as what system?
Reproductive system
Name the 5 types of bones in the human body.
Long, short, flat, irregular & sesamoid
Name the muscle on the back of the lower leg / calf.
Soleos & gastrocnemius.
What is the difference between arteries and veins?
Arteries carry blood away from the heart.
Veins carry blood back to the heart.
What muscle helps you breathe by moving up and down?
The diaphragm.
How many vertebrae are in the spine ?
Name one section of the spine;
cervical, thoracic, lumbar, sacrum & coccyx
What are the two names for muscular movement types
Agonist & Antagonist
The body's largest artery, acting as the main conduit for oxygen-rich blood is known as the ?
Aorta
What are alveoli and why are they important?
Alveoli are tiny air sacs in the lungs where oxygen enters the blood and carbon dioxide leaves the blood.
Provide 2 specific Synovial or freely moveable joints
Ball and socket, Saddle, Gliding, Condyloid, Pivot & Hinge
What are the 5 main functions of the skeletal system?
Support, protection, movement, blood production & mineral storage
What is the name for when muscle fibers activated to produce a force but do not shorten or lengthen
Isometric movement
Why might a trained athlete have a lower resting heart rate than an untrained person?
When the heart muscle gets stronger, it can pump more blood with each beat (this is called a higher stroke volume). Because each beat moves more blood around the body, the heart does not need to beat as often to deliver enough oxygen and nutrients to the body.
Why might someone feel short of breath at high altitudes?
There is less oxygen in the air at high altitudes, so less oxygen enters the blood with each breath.
What is the role of white blood cells in the body ?
Fight illnesses and diseases