Mastering A&P: Anatomy and Physiology Unit Two Chapter Eight

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diarthrosis.

A freely movable joint is a(n) -syndesmosis. -diarthrosis. -symphysis. -amphiarthrosis. -synarthrosis.

hinge

A joint that permits only flexion and extension is a ________ joint. -pivot -hinge -ball-and-socket -gliding -saddle

abduction.

A movement away from the midline of the body is termed -extension. -adduction. -inversion. -flexion. -abduction.

amphiarthrosis.

A slightly movable joint is a(n) -diarthrosis. -amphiarthrosis. -synostosis. -synarthrosis. -gomphosis.

synarthrosis.

A suture is an example of a(n) -amphiarthrosis. -diarthrosis. -syndesmosis. -symphysis. -synarthrosis.

movement away from the longitudinal axis of the body in the frontal plane.

Abduction is a(n): -movement in the same plane as flexion. -movement away from the longitudinal axis of the body in the frontal plane. -movement toward the longitudinal axis of the body in the frontal plane. -movement of the axial skeleton.

rolling

All of the following are structural classifications of synovial joints except -gliding. -hinge. -pivot. -rolling. -saddle.

synarthrosis.

An immovable joint is a(n) -diarthrosis. -amphiarthrosis. -symphysis. -synarthrosis. -syndesmosis.

gomphosis.

Dense connective tissue is to a suture as a periodontal ligament is to a(n) -syndesmosis. -synostosis. -gomphosis. -amphiarthrosis. -synchondrosis.

inversion

Elevation of the medial edge of the sole of the foot describes which of the following? -eversion -depression -inversion -retraction

syndesmosis

Functionally, all of the following are synarthroses except: -syndesmosis -gomphosis -synchondrosis -synostosis

All of the answers are correct.

Joints can be classified structurally as -cartilaginous. -synovial. -bony. -fibrous. -All of the answers are correct.

hyperextension.

Movement in the anterior-posterior plane that increases the angle between articulating elements past the anatomical position is called: -hyperextension. -flexion. -extension. -dorsiflexion.

bursae.

Small pockets of synovial fluid that reduce friction and act as a shock absorber where ligaments and tendons rub against other tissues are called -articular cartilages. -menisci. -fat pads. -scapulae. -bursae.

diarthroses

Synovial joints are classified functionally as: -synostoses. -diarthroses. -amphiarthroses. -synarthroses.

hinge

The elbow joint is an example of a ________ joint. -gliding -condylar -hinge -pivot -saddle

saddle joint

The first carpometacarpal joints are examples of which type of synovial joints? -ellipsoid joint -pivot joint -gliding joint -saddle joint

shoulder

The joint that permits the greatest range of mobility of any joint in the body is the ________ joint. -shoulder -elbow -hip -knee -wrist

articulation.

The location where two bones meet is called a joint, or an -appendix. -adduction. -amphiarthrosis. -articulation. -insertion.

medial (internal) rotation.

The movement of rotating a limb toward the anterior surface of the body is called -medial (internal) rotation. -protraction. -eversion. -inversion. -lateral (external) rotation.

foot

The movements known as dorsiflexion and plantar flexion involve moving the -leg. -foot. -hand. -hip. -arm.

both slick and smooth.

The surface of articular cartilage is -smooth. -rough. -slick. -flat. -both slick and smooth.

periosteum

Which bone-associated structure(s) is/are continuous with the capsule of the joint, adding strength and helping to stabilize the joint? -articular cartilages -extracapsular ligaments -periosteum -meniscus

plantar flexion

Which foot movement enables a ballerina to stand on her toes? -rotation -dorsiflexion -inversion -eversion -plantar flexion

It channels the flow of synovial fluid.

Which of the following is a function of the meniscus? -It channels the flow of synovial fluid. -It acts as packing material for the joint. -It provides mechanical support for the joint. -It supports the chondrocytes of the articular cartilages.

shoulder

Which of the following is an example of a ball-and-socket joint? -ankle -wrist -shoulder -elbow -knee

It secretes synovial fluid.

Which of the following is not a characteristic of articular cartilage? -There is no perichondrium. -Surfaces are normally slick and smooth. -It secretes synovial fluid. -It is composed of hyaline cartilage. -The matrix contains more water than other cartilages.

increasing osmotic pressure within joint

Which of the following is not a function of synovial fluid? -lubrication -shock absorption -protecting articular cartilages -providing nutrients -increasing osmotic pressure within joint

covered by a serous membrane

Which of the following is not a property of synovial joints? -freely movable -covered by a capsule -covered by a serous membrane -reinforced by accessory structures -contain synovial fluid

All of the answers are correct.

Which of the following is one of the four major types of synarthrotic joints? -synostosis -synchondrosis -gomphosis -suture -All of the answers are correct.

extreme backward bending of the head

Which of the following movements is a good example of hyperextension? -moving the hand toward the shoulder -turning the hand palm upward -opening the mouth -spreading the fingers -extreme backward bending of the head

turning the hand palm upward

Which of the following movements is a good example of supination? -opening the mouth -extreme backward bending of the head -moving the hand toward the shoulder -turning the hand palm upward -spreading the fingers

gliding

Which type of joint is found between the carpal bones? -gliding -pivot -ball-and-socket -saddle -hinge

protract

You ________ your jaw when you grasp your upper lip with your lower teeth. -adduct -protract -hyperextend -invert -evert


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