Synovial Joints
Articular cartilage is very smooth and reduces _____ between the two articulating bones.
a. friction
b. movement
c. connection
a. friction
Convex surface of one bone fits the _____ surface of another bone.
a. convex
b. cave
c. concave
c. concave
Flexion, Extension, Adduction, Abduction, and _______ are the 5 types of joint movement.
a. circumduction
b. rotation
c. moving
a. circumduction
Gout, Arthritis, _____, and Sprains are the four major types of joint disorders.
a. cancer
b. fracture
c. bursitis
c. bursitis
A ____ is a functional junction between bones.
a. joint
b. muscle
c. bone
a. joint
Synovial membranes secrete _______ to fill the synovial cavity and further reduce friction.
a. water
b. blood
c. synovial fluid
c. synovial fluid
Functions to ____ or _____ an angle.
a. increase, decrease
b. protract, retract
c. rotate, move
a. increase, decrease
Functions to increase an angle
a. flexion
b. adduction
c. extension
c. extension
Arthritis = _______ of the joints
a. disease
b. inflammation
c. connection
b. inflammation
______ is the science/study of joints.
a. anthropology
b. arthrology.
c. biology
b. arthrology
Synovial fluid reduces friction, ______ the cartilage, and nourishes the cartilage.
a. protects
b. moves
c. moistens
c. moistens
Has movement in ___ plane only
a. 2
b. 1
c. 4
b. 1
Functions to decrease an angle
a. flexion
b. circumduction
c. abduction
a. flexion
Commonly occurs in hips, shoulders, and knees when overused
a. Bursitis
b. Sprain
c. Gout
a. Bursitis
Cartilaginous joints have tough _______ between bones.
a. fibrocartilage
b. ligaments
c. synovial membrane
a. fibrocartilage
Normal synovial fluid has the consistency of _______.
a. boiled egg
b. raw egg white
c. milk
b. raw egg white
Examples: elbow and ____
a. arm
b. wrist
c. knee
c. knee
Functions to bring a limb towards the midline
a. abduction
b. adduction
c. flexion
b. adduction
Accumulation of ________ in the joints, commonly the big toe = Gout.
a. cartilage
b. bacteria
c. uric acid crystals
c. uric acid crystals
Why is it important for synovial fluid to nourish cartilage?
a. Cartilage needs water
b. Cartilage has no muscle
c. Cartilage has no blood vessels
c. Cartilage has no blood vessels
Joint capsule provides _____ and protection.
a. stability
b. protection
c. moisture
a. stability
What kind of joint is a hinge joint?
a. Fibrous
b. Cartilaginous
c. Synovial
c. Synovial
Functions to make a circular motion
a. rotation
b. extension
c. circumduction
c. circumduction
Overstretching or tearing of the connective tissues around joints
a. Gout
b. Sprains
c. Arthritis
b. Sprains
In a ball and socket joint, head of one bone fits into the ______ of another bone.
a. pore
b. opening
c. depression
c. depression