Chapter 8-11 activities

Elasticity

The ability of a muscle to rebound toward its original length after contraction

Which of the following is not a function of synovial fluid? lubrication nourishment for osteocytes nourishment for chondrocytes shock absorption

nourishment for osteocytes

Which of the following distinguishes smooth muscle from skeletal and cardiac muscle? contracts involuntarily striated contracts on its own intrinsic rhythm without external stimulation. Contracts voluntarily Nonstriated.

It is nonstriated

The ulnar notch is located in the ______________ (bone) and articulates with the __________.

Radius; head of the ulna

Which is a main characteristic of a skeletal muscle fiber? Striated appearance Incredibly short Presence of intercalated discs Single nucleated

Striated appearance

The main function of a fibrous joint is to

provide stability between two bones

Aponeurosis connects

Muscle to muscle as well as muscle to bone

Which protein forms the thick filaments of a skeletal muscle fiber?

Myosin

Which two bone features compose the condyle of the humerus?

Trochlea & capitulum

Anatomical name for the bones which make up the wrist joint?

carpals

The bones that form the pectoral girdle:

clavicle and scapula

The coronoid process articulates with the ________ of the humerus?

coronoid fossa

The act of bending the wrist so that the palmar portion of the hand is moved closer to the forearm involves what movement?

flexion

An amphiarthrosis is defined as

joint that allows some motion

which of the following do not make up the ankle joint? Lateral malleolus Navicular Medial malleolus Talus

navicular