Reference no: EM133930249
Questions
Chapter 6
1. The muscle type which operates voluntarily, is striated, and multi-nucleated is:
Cardiac muscle
Skeletal Muscle
Striated muscle
Smooth muscle
2. Listen Read Speaker web Reader: Listen
The ______________ is the outer covering of one single muscle fiber.
Epimysium
Fascia
Endomysium
Perimysium
3. Listen Read Speaker webReader: Listen
The type of muscle able to produce wave-like peristaltic contractions along the digestive tract, is ______________.
Digestive muscle
Skeletal Muscle
Smooth muscle
Cardiac Muscle
4. Listen Read Speaker webReader: Listen
The type of involuntary muscle in which we expect to find inter-calated discs is _______.
Smooth muscle
Skeletal muscle
Fascial muscle
Cardiac muscle
5. When muscle cells contract they generate heat.
True
False
6. One contractile unit of a muscle cell, or fiber, is called a ______________.
Actin filament
Myofibril
Myosin filament
Sarcomere
7. In a muscle fiber there are myofilaments which form the striations we see under the microscope, and slide along one another to make the muscle contract. The thick filaments are ___________, and the thin filaments are__________.
Sarcomeres, Myosin
Actin, Sarcomeres
Actin, Myosin
Myosin, Actin
8. When a muscle fiber contracts, the myosin heads form cross bridges with the actin myofilaments, pulling them toward the Z disc.
True
False
9. The first step in a muscle contraction is ____________.
A nerve innervating the muscle at the neuromuscular junction
The sarcomere shortening
The tendon tightening
The myosin heads binding to actin
10. The ability of a muscle to stretch, and then return to its resting length, is called:
Elasticity
Contractility
Irritability
Extensibility
11. The chemical neurotransmitter used at the neuromuscular junction between a motor nerve and the sarcolemma of skeletal muscle is _____________.
Norepinephrine
ATP
Epinephrine
ACh ( acetylcholine)
12. Skeletal muscles use oxygen and glucose to make energy in the form of _______.
ACh
ADP
ATP
OGH
13. Amy is moving a couch in her apartment. Which type of contractions are her prime movers performing?
Skeletal
Eccentric
Isotonic
Isometric
14. During muscle contraction the muscle origin usually moves distally toward the insertion.
True
False
15. When Kathy goes up on her toes to put a box up on a high shelf, which motion is she performing with contraction of her gastrocnemius muscle?
Adduction
Plantar-flexion
Eversion
Dorsi-flexion
16. Which of these muscles is NOT an injection site?
Gluteus Medius
Deltoid
Vastus Lateralis
Biceps Femoris
17. Muscles work in pairs. The prime mover for hip flexion is the _____________, while the antagonist for hip flexion is the _______________.
Iliopsoas, Gluteus Maximus
Gluteus Maximus, Gluteus Medius
Rectus Femoris, Biceps Femoris
Biceps Brachii, Triceps Brachii
18. The muscle that squeezes your lips together in a kissing like motion is the____________.
orbicularis oris
frontalis
zygomaticus
orbicularis oculi
19. The motion that allows you to use a pencil is primarily_____________.
Opposition
Extension
Rotation
Abduction
20. When you use your Deltoid muscle to reach out to the side away from your body, you are ______________ your arm.
Extending
Flexing
Adducting
Abducting
Chapter 5
1. The scapula and clavicle are both considered part of the ____________ skeleton.
Appendicular
Axial
Fibrous
Lamellar
2. The femur and coxal bone form which type of joint?
Fibrous
Ball and Socket
Hinge
Plane
3. Hematopoiesis occurs in the _____________ part of a long bone.
Medullary Cavity
Epiphysis
Periosteum
Diaphysis
4. The type of bone found along the periosteum is _______________.
Compact
Appendicular
Diaphyseal
Spongy
5. These two bones come together to form the only freely moving synovial joint in your skull.
Mandible and Zygomatic
Zygomatic and Maxilla
Frontal and Temporal
Mandible and Temporal
6. A three year old presents to the ER with antebrachial pain following a fall. X-rays show a/an _____________ fracture at the middle of the radius.
Comminuted
Impacted
Open
Greenstick
7. The three bones which form your knee joint are the:
Femur, Patella, and Tibia
Radius, Femur, and Coxal
Tibia, Femur, and Fibula
Fibula, Patella, and Femur
8. The ulna and the humerus form a _____________ joint.
Ball and Socket
Fibrous
Hinge
Plane
9. Amira is an 80 year old female with osteoporosis who presents to the ER with pain in her wrist following a fall onto an out-stretched hand (FOOSH). What would you expect to see on x-ray?
Comminuted Fracture
Open Fracture
Greenstick Fracture
Spiral Fracture
10. Henrietta has been diagnosed with an autoimmune disease which causes swelling and pain in her joints. She has been diagnosed with:
Osteoarthritis
Lordosis
Rheumatoid arthritis
Gouty arthritis
11. Taylor is a 12 year old female who presents with an exaggerated lateral S curve of her vertebral column. Taylor is diagnosed with:
Kyphosis
Lordosis
Scoliosis
Osteoarthritis
12. The area of the inside of a long bone which is filled with hyaline cartilage until you reach your adult height is named the:
Metaphysis
Diaphysis
Medullary cavity
Epiphyseal plate
13. Bones continue to remodel throughout their lifetime.
True
False
14. Kyphosis is often seen in the ____________ spine of older women.
Sacral
Cervical
Lumbar
Thoracic
15. All of the ribs form joints with the vertebral column.
True
False
16. The True ribs are ribs numbered:
11 and 12
1-7
1-10
8-10
17. Your cheekbone is the _______________ bone.
zygomatic
maxilla
parietal
mandible
18. The anatomical name for the wrist bones is the _____________, and for the ankle bones is the ________________.
tarsals, carpals
metacarpals, metatarsals
carpals, tarsals
metatarsals, phalanges
19. The first cervical bone articulates with the _________________ bone and is named the _____________.
Ethmoid, Atlas
Occipital, Atlas
Temporal, Axis
Occipital, Axis
20. The anatomical name for a "soft spot" on a baby's head is a ________________.
Osteopenia
Fontanel
Medullary cavity
Suture
21. Bones are held together by dense regular connective tissue bands called:
Bursas
Ligaments
Tendons
Periosteums
22. Gayle is 70 years old. She just saw her doctor where she was told to ______________ in order to decrease her chances of osteoporosis.
A. Increase her gentle weight-bearing exercise
B. Eat foods high in calcium
C. Swim
D. Make sure to get enough iron in her diet
A. and B.
All of the Above