Body Systems & Physical Fitness revision Flashcards
The skeletal system is responsible for…
structure, support, movement, protection & mineral production.
How many bones are in an adult human body?
206
Our body is divided into two skeletons. What are they called?
Axial & Appendicular
What bones make up the axial skeleton?
Cranium, mandible, ribs, sacrum, coccyx & cervical, thoracic & lumbar spine.
What bones make up the appendicular skeleton?
Clavical, humerus, radius, ulna, carpels, metacarpels, phalanges, pelvis, femur, patella, tibia, fibula, tarsals, metatarsals & phalanges.
There are 6 types of bones in the body. What are they?
Long, short, flat, irregular, sesamoid & sutural.
What are the main functions of the muscular system ?
Efficient functioning of the body systems, mobility, perform daily tasks & heat production/circulation.
Tendons and ligaments are two types of…..
Connective tissue.
What is the structure and function of a tendon?
Connects from muscle to bone & and transmit mechanical force for muscular movement.
What is the structure and function of a ligament?
Surround joints and bind them together. They help strengthen and stabilise joints, allowing for efficient movement.
Muscles are divided into 2 categories. What are they?
Voluntary & involuntary
An example of an involuntary muscle is…
The heart.
An example of voluntary muscles is..
Skeletal muscles
What are the two types of muscle fibres?
Fast & slow twitch
Fast twitch fibres are used during WHAT type of exercise?
Fast & short bursts