BODY IN MOTION Flashcards
Directional terms: What is SUPERIOR?
Towards the head
Directional terms: What is INFERIOR?
Towards the feet
Directional terms: What is ANTERIOR?
Towards the front
Directional terms: What is POSTERIOR?
Towards the back
Directional terms: What is MEDIAL?
Towards the mid-line of the body
Directional terms: What is LATERAL?
Towards the side of the body
How many bones are there in the body?
206
What are the main bones in the arm?
clavicle, scapula, humerus, radius, ulna, hand (carpals, metacarpals, phalanges)
What are the main bones in the leg?
Pelvic girdle, femur, patella, tibia, fibula, foot (tarsals, metatarsals, phalanges)
What are the main bones in the head/torso?
Cranium, spinal column, ribs, sternum
What are the 3 structural types of joints? Explain how much/little each moves
- Fibrous= immovable (the skull)
- Cartilaginous= slightly moveable (the spine)
- Synovial= freely moveable (knee, shoulder)
What do ligaments connect?
Bone to Bone
What do tendons connect?
Muscle to Bone
What is the function of synovial fluid?
To lubricate the surface between two bones so they can freely move
Where is hyaline cartilage found?
directly on the bone surface
What does hyaline cartilage do?
allows for the bones to move freely over each other
What type of joint is the neck?
pivot
What type of joint is the back vertebra?
gliding
What type of joint is at the base of the thumb?
saddle
What type of joints are the knuckles?
ellipsoidal
Which joints in the body are hinge joints?
elbow, knee, ankle
Which joints in the body are ball and socket joints?
shoulder, hip
What is the acronym for the JOINT ACTIONS
All Cats Drag Some Fauna Inside
List the 6 joint actions
Abduction & adduction Circumduction & rotation Dorsi flexion & plantar flexion Supination & pronation Flexion & extension Inversion & eversion