Bio A&P Exam 2 chapter 9

Which of the following is the most stable joint?

Coxal joint

Which of the following is not a major joint category?

Elastic

Which of the following structures prevents knee hyperextension?

The anterior cruciate ligament (ACL)

Which of the following is a first-class lever?

The atlanto-occipital joint

Which of the following is not a factor that determines the range of motion of a joint?

The length of the bone

Which of the following structures is not found in the shoulder?

The radioulnar ligament

The _________ deepens the socket of the hip joint and helps stabilize the joint.

acetabular labrum

Suppose you cup your hands to hold some water. To limit the amount of leaking through your hands, this action would most likely require __________.

adduction of the fingers

The study of joint structure, function, and dysfunction is called __________.

arthrology

The smooth, connective tissue lining that covers the opposing bony surfaces of a synovial joint is called __________.

articular cartilage

The metacarpophalangeal joints at the base of the fingers are ___________ joints.

condylar

Radial (lateral) and ulnar (medial) collateral ligaments restrict side-to-side movements of the __________ joint.

elbow

Bursae are structures associated with fibrous, cartilaginous, and synovial joints.

false

Symphyses are the most common type of fibrous joints.

false

The coxal joint is a ball-and-socket joint, in which the head of the humerus articulates with the glenoid cavity of the scapula.

false

The shoulder is the only multiaxial, ball-and-socket joint in the human body.

false

Some joints become synostoses by replacing __________ with __________.

fibers; bone

The ligament that attaches the lateral femoral epicondyle to the fibula is called the __________.

fibular (lateral) collateral ligament (LCL)

Raising your hand and placing it on the shoulder of a person standing in front of you, requires __________ of the shoulder.

flexion

Unlike other joints, a __________ does not join two bones to one another.

gomphosis

To tip the soles of the feet medially, so they face each other, requires __________. Tipping them out laterally so they face away from each other is __________.

inversion; eversion

The jaw joint is the articulation of the __________ and the __________.

mandible; temporal bone

The proximal radioulnar joint is a __________ joint.

pivot

If you stand on tiptoes to reach something high, you are performing __________ at the ankle.

plantar flexion

When doing a pushup, your shoulders __________ as your body is pushed upward.

protract

The joint between the left and right parietal bones is called the __________.

sagittal suture

The joint between the diaphyses of the radius and ulna is a __________.

syndesmosis

The most movable joints are ___________ joints.

synovial

An articulation is any point at which two bones meet.

true

Hinge joints, such as the tibiofemoral joint, are monoaxial.

true

The elbow has both pivot and hinge joints.

true