Articular cartilage- covers the ends of bones in synovial joints.
articular disks
fluid-filled sac found in a synovial joint
Coronoid processes are found on which pair of bones?
- mandible and ulna
- an effect of aging on skeletal muscle?
- increased time for muscle to respond to stimuli; increased recovery time; loss of muscle fibers
- arm parts with the number of bones
- 1
- cardiac tissuem has abundant
- glycogen and myoglobin and is aerobic
- describes the function of the series-elastic component of muscle?
- These are not excitable or contractile, but are extensible and elastic.
- Explain why treppe takes place in muscle contractions?
- increased calcium levels around the myofibrils
- matched with the type of joint? tibia to talus
- hinge
- pairs of bones form the roof of the mouth?
- palatine and maxilla
- pairs of foramina are in the mandible?
- mental and mandibular
- Which types of joints are bones united by fibrous connective tissue, with no joint cavity, and with little or no movement?
- syndesmosis
- A baby in the fetal position has most of its joints
- flexed
- A buildup of acetylcholine in the synaptic cleft without breakdown may cause which of the following?
- spastic paralysis
- A connective tissue on the surface of muscles (that extends onto the tendon and bone) is known as
- fascia
- A distinctive feature of all cervical vertebrae is that they
- all have transverse foramina
- A distinctive feature of all thoracic vertebrae is that they
- all have facets for ribs
- A distinctive feature of the first cervical vertebrae is that it
- does not have a body
- A distinctive feature of the second cervical vertebrae is that it
- has a dens
- A herniated disk occurs when
- the annulus fibrosus ruptures.
- A joing that has no joing cavity and exhibits little or no movement would be classified as a
- fibrous joint
- A knoblike lump on a bone is called a
- tuberosity.
- A lip (labrum) of fibrocartilage deepens the joint cavity of the
- shoulder joint.
- A meniscus is found in the
- knee joint.
- A person who is standing and bends to tie their shoe is __________ their trunk.
- flexing
- A person who is standing in the anatomic position has their hands __________ and their forearms __________.
- supinated, extended
- A person with an arm immobilized in a cast for 6 weeks will
- develop muscular atrophy.
- A place where nerves or blood vessels pass from the trunk to the lower limb is the
- greater sciatic notch.
- A place where two or more bones come together is an
- joint and an articulation.
- A pocket, or sac, filled with synovial fluid that extends for a distance away from the rest of the joint cavity is called
- a bursa.
- A process that forms the outer ankle is the lateral
- malleolus.
- A projection on the pelvic girdle that is used as a landmark for finding an injection site is the
- anterior superior iliac spine.
- A runner notices that the lateral side of her right shoe is wearing much more than the lateral side of her left shoe. This could mean that her right foot undergoes more ______________ than her left foot.
- inversion
- A site of muscle attachment on the proximal end of the femur is the
- greater trochanter.
- A small, flattened articular surface is a
- facet
- A type of muscle that extends a joint is known as a(n)
- extensor
- A wide area between sutures in a newborn is called a
- fontanel.
- Action potential frequency is best described as:
- The number of action potentials produced per unit of time.
- After the door is unlatched, what movement of the elbow is necessary to open it? (Assume the door opens in, and you are on the inside.)
- flexion
- After the door is unlatched, what movement of the shoulder is necessary to close it? (Assume the door opens in, and you are on the inside.)
- extension
- All of the costochondral joints, except for the first, usually develop into
- synovial joints.
- amphiarthrosis
- joint that is slightly moveable
- An abnormal curvature of the lumbar spine that results in an exaggeration of the convex curve of the lumbar region is known as
- lordosis
- An abnormal lateral curvature of the spine is known as
- scoliosis
- An accessory bone often found in the palm of the hand, is known as a(n) _______ bone.
- sesamoid
- An example of a plane, or gliding, joint is the
- articular processes between vertebrae.
- Another term for ellipsoidal joints is _________ joints.
- ball-and-socket
- Articular facets on the bodies and transverse processes are found only on
- thoracic vertebrae.
- Articular surfaces of bones within synovial joints are covered with
- articular cartilage.
- Assume that a sharp object penetrated a synovial joint. From this list of structures:
1. tendon or muscle
2. ligament
3. articular cartilage
4. fibrous capsule (of joint capsule)
5. skin
6. synovial membrane (of joint capsule)
Choose the order in - 5,1,2,4,6,3
- ball and socket joint are
- multiaxial allowing a wide range of movement
- biaxial
- a movement that is in two planes
- Binding of acetylcholine with its receptor on muscle cells causes
- opening of a ligand-gated sodium channel
- Bundles of muscle fibers (fascicles) are wrapped by a tissue known as
- perimysium
- Bursitis of the subacromial bursa could result from
- overuse of the shoulder joint.
- cartilaginous is held together with
- cartilage
- Cartilaginous joints
- unite two bones by means of fibrocartilage or hyaline cartilage.
- cclavicle is part of the
- appendicular skeleton
- characteristics fast-twitch fibers
- high amount of myoglobin.
- characteristics of slow-twitch fibers
- slow contraction.good blood supply, and many mitochondria.
- condyloid is found
- between the metacarpal bones and the carpal bones
- correct listing of paranasal sinuses?
- ethmoid, sphenoid, frontal, and maxillary
- describes a muscle motor unit?
- one nerve fiber and all the muscle fibers innervated by that nerve
- describes the use of muscle tone in the body?
- It keeps our backs straight and our heads up.
- diarthrosis
- freely moveable joint
- During an action potential, calcium is released into the sarcoplasm, near the actin and myosin molecules. explanation of what the calcium does?
- The calcium removes the tropomyosin block.
- During life, the pituitary gland is located in the
- sella turcica.
- Eccentric muscle contractions occur when
- a person slowly lowers a heavy weight
- fibrous is held together with
- collagenous fibers
- fingers parts with the number of bones
- 14
- For a ballet dancer to stand on her toes, her feet must
- plantar flex.
- For the following muscle shapes, which one is fan shaped like the chest muscles?
- convergent
- For the following muscle shapes, which one is feather shaped, like the muscles of the palm?
- pennate
- For the following muscle shapes, which one is thick and tapered like the biceps brachii muscle?
- fusiform
- foreman parts with the number of bones
- 2
- Given these types of joints:
1. gomphosis
2. suture
3. symphysis
4. synchondrosis
5. syndesmosis
Choose the types that are held together by cartilage.
- 3,4
- Given these types of joints:
1. gomphosis
2. suture
3. symphysis
4. synchondrosis
5. syndesmosis
Choose the types that are held together by fibrous connective tissue.
- 1,2,5
- gomphoses
- attaches the teeth into their sockets
- gout is a
- is a hereditary disease in which uric acid crystals build up in the joint space and cause pain
- Greater and lesser tubercles are found on the __________ , whereas the greater and lesser trochanters are found on the ___________ .
- humerus, femur
- How many carpal bones are there in one hand?
- 8
- How many cervical vertebrae are there?
- 7
- How many pairs of vertebral ribs are there?
- 2
- How many pairs of vertebrochondral ribs are there?
- 3
- How many pairs of vertebrosternal ribs are there?
- 7
- How many phalanges are there in one foot?
- 14
- How many phalanges are there in one hand?
- 14
- How many phalanges does one big toe have?
- 2
- How many phalanges does one thumb have?
- 2
- How many tarsal bones are there in one foot?
- 7
- How many thoracic vertebrae are there?
- 12
- How many total phalanges are there in the human body?
- 56
- In a muscle twitch, which represents the time between application of a stimulus and the beginning of contraction?
