Exam 3 review Anatomy and Physiology 1 lab

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Which of the following is NOT true of the hamstring group of muscles?

All of the hamstrings insert on both the tibia and the fibula.

What is the correct explanation of the joint movement called protraction?

Anterior movement of a part of the body in the transverse plane

Where would you expect to find muscles that cause dorsiflexion of the foot?

Anterior side of the leg

Which type of synovial joint is multiaxial?

Ball-and-socket

Which of the following is NOT a structural classification of joints?

Diarthrotic joint

A freely movable joint is classified as a

Diartrhosis

What is/are the action(s) of the anterior leg muscles?

Dorsiflexion of the foot and extension of the toes

Which of the following joints contain(s) exactly 3 bones?

Elbow and knee

Which muscles form the outermost layer of the layered abdominal wall muscles?

External oblique

All muscles cross only one joint.

False

All of the muscles that move the hyoid bone and larynx are innervated by the facial nerve.

False

In general, the extensors of the wrist and fingers are located on the anterior side of the forearm.

False

The deep muscles of the back flex the vertebral column.

False

The gluteus maximus, medius, and minimus muscles all have the same action (extension of the thigh at the hip).

False

The linea alba is a muscle of the pelvic floor.

False

The only structural type of joint that contains synovial fluid in a joint cavity is a cartilaginous joint.

False

Which of the following muscles is NOT a muscle of the abdominal wall?

Internal intercostal

Which of the following is NOT true of the knee joint?

It contains a condylar joint between the patellar surface of the femur and the patella.

Which of the following is NOT true of the biceps brachii muscle?

It inserts on the olecranon process of the ulna.

Which of the following is NOT true of the masseter muscle?

It is innervated by the facial nerve

Synovial joint parts

Joint capsule, synovial membrane, articular cartilage, ligaments

What is the correct anatomical description of the leg?

Knee to ankle

Which of the following is the only muscle of mastication that depresses and protracts the mandible?

Lateral pterygoid

Which of the pelvic floor muscles inserts only on the coccyx?

Levator ani

Which muscles form the pelvic diaphragm?

Levator ani and coccygeus

Which of the following muscles elevates the hyoid bone during the swallowing process?

Mylohyoid

Which of the following muscles of facial expression is the only one that closes the eye when blinking?

Orbicularis oculi

Which of the following is NOT a muscle of respiration?

Pectoralis major

Which of the following muscles insert(s) on the patella?

Quadriceps femoris group

Which of the abdominal wall muscles help(s) flex the vertebral column?

Rectus abdominis

Which of the following muscles that move(s) the pectoral girdle retract(s) and elevate(s) the scapula?

Rhomboid major and minor

Which of the following joints is/are capable of circumduction?

Shoulder and hip

Which of the following muscles associated with the vertebral column is the most superior?

Splenius capitis

Which of the following muscles of the head and neck originates on the sternum and clavicle, and inserts on the mastoid process?

Sternocleidomastoid

Which of the following muscles is located on the anterior side of the scapula?

Subscapularis

The muscles of the lower limb have a more limited range of motion than those of the upper limb.

TRUE

Which of the following is a pivot joint?

The joint between the dens and atlas

Why are the psoas major and the iliacus sometimes called the iliopsoas?

They join at their inferior ends and have the same insertion.

What is the function of medial and lateral excursion, movements of some of the muscles of mastication?

To move the mandible side to side, to help grind food

Which of the following muscles is NOT a flexor of the elbow?

Triceps brachii

Which of the following nerves innervates the muscles of mastication?

Trigeminal nerve

An epiphyseal plate of a long bone is an example of a temporary joint.

True

Medial and lateral excursion are special joint movements that involve the mandible.

True

The diamond-shaped area between the lower limbs is called the perineum.

True

The group of muscles that moves the hyoid bone and larynx helps with the processes of speech and swallowing.

True

The muscles of the pelvic floor are almost entirely innervated by the pudendal nerve.

True

The muscles that move the head are found in the neck.

True

The origins of the muscles that move the foot are on the femur, tibia, or fibula.

True

The rotator cuff muscles all have insertions on the greater and lesser tubercles of the humerus.

True

Which of the following is NOT true of the diaphragm?

When it contracts, it compresses the thorax and decreases its volume.

Which of the following facial muscles raise(s) the corners of the mouth for smiling and laughing?

Zygomaticus major and minor

Muscles in the forearm that move the hand have insertions on the

carpals, metacarpals, or phalanges.

Moving the parts of a joint farther apart, so the angle between them increases, is called

extension

All of the following are posterior leg muscles except the

extensor digitorum longus.

The quadriceps femoris group of muscles is innervated by the __________ nerve.

femoral

Muscles that move the thigh at the hip joint have insertions on the

femur

Muscles that move the leg at the knee joint have origins on the

femur or hip bone.

Sutures and gomphoses consist of dense connective tissue, and are immovable; therefore they can be classified as

fibrous synarthroses.

Which respiratory muscle(s) function(s) only during forced expiration?

internal intercostals

Which of the following is NOT true of the gastrocnemius muscle?

its functions in dorsiflexion of the foot

Most of the muscles that move the forearm and hand are innervated by the __________ nerve(s).

median and radial

Movement of the thumb so that it comes in contact with another finger of the same hand is called

opposition.

All of the major adductors of the thigh have origins on the

pubis.

The majority of muscles that move the arm have origins on the

scapula

Inversion and eversion are special movements of the

sole of the foot at the ankle joint.

An intervertebral disc is composed of fibrocartilage, and is slightly moveable; this type of joint is classified as a

symphysis

The anterior portion of the perineum is called the

urogenital triangle


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