Bone free for all
In terms of bone features, what is a fossa?
A) A little pit
B) A cleft
C) A general term for a depression
D) A hole
C) A general term for a depression on a bone.
Which type of ossification begins with a hyaline cartilage model?
Endochondral ossification.
Which hormone is primarily responsible for a growth spurt during puberty for a teenage boy?
Testosterone
Question: What is the structural classification for sutures?
a.Synarthrosis
b.Fibrous
c.Cartilaginous
d.Diarthrosis
b. Fibrous
In order to do a bicep curl, you must do this type of movement.
Flexion.
Most of the bones of the arms and hands are long bones; however, the bones in the wrist are categorized as ________.
A. Flat bones
B. Short bones
C. Sesamoid bones
D. Irregular bones
B. Short bones
Question: Which of the following occurs first in fracture repair?
a.Bone remodeling
b.External callus formation
c.Fracture hematoma formation
d.Swelling of bone
c. Fracture hematoma formation
True or False? Calcitonin is a protein hormone produced by the pituitary gland to help raise blood calcium levels.
False
When talking about classifying joints based on range of motion, what is the term for slightly movable joints?
Amphiarthroses
For a ballerina to stand on her toes, her feet must:
a) evert
b) invert
c) plantar flex
d) dorsiflex
e) abduct
c) plantar flex
Osteoid is composed of:
A) Calcium and phosphate
B) Hyaluronic acid.
C) Mostly collagen.
D) Cartilage.
C) Mostly collagen.
Question: Which of the following is NOT associated with osteoclasts?
a.Derived from osteoprogenitor cells
b.Regulation of calcium ions
c.Secretion of acids and enzymes
d.Have a ruffled border
a) Derived from osteoprogenitor cells
One of the reproductive hormones that can accelerate the rate of cartilage growth, especially during puberty.
It also increases osteoprotegerin expression, which decreases osteoclast activity.
Estrogen.
Fred was a hotshot on the basketball team, at least until he was hit on the lateral side of the knee during a game. Which ligament did he likely tear during this injury?
A) Posterior cruciate ligament
B) Lateral collateral ligament
C) Medial collateral ligament
D) Patellar ligament
C) Medial collateral ligament.
Which motion moves the bottom of the foot away from the midline of the body?
A. Elevation
B. Dorsiflexion
C. Eversion
D. Plantar flexion
C) Eversion
The frontal bone is part of the __________ skeleton, and it is created from __________________ossification.
Axial, intramembranous.
Given these events:
1) Osteochondral progenitor cells become osteoblasts
2) Connective tissue membrane is formed
3) Osteoblasts produce woven bone
which sequence best describes intramembranous ossification?
a) 1, 2, 3
b) 1, 3,2
c) 2, 1, 3
d) 3, 2, 1
e) 2, 3, 1
c) 2, 1, 3
2) Connective tissue membrane is formed
1) Osteochondral progenitor cells become osteoblasts
3) Osteoblasts produce woven bone
Parathyroid hormone _______ the production of RANKL and at the same time ________ osteoprotegerin secretion in order to increase osteoclast activity.
a) stimulates, decreases
b) decreases, stimulates
c) increases, elevates
d) deactivates, increases
a) stimulates, decreases
Matching: 1. Synarthroses
2. Synchondroses
3. Syndesmoses
4. Symphyses
A) A slightly movable fibrous joint
B) A fibrocartilaginous fusion between two bones
C) In range of motion classification, an immobile joint.
D) Where hyaline cartilage completely joins together two bones.
1) Synarthroses: C) In range of motion classification, an immobile joint.
2) Synchondroses: D) Where hyaline cartilage completely joins together two bones.
3) Syndesmoses: A) A slightly movable fibrous joint
4) Symphyses: B) A fibrocartilaginous fusion between two bones
These movements describe moving the mandible forward (anteriorly) and back (posteriorly).
Protraction and Retraction.
In which zone of epiphyseal plate growth do chondrocytes die?
The zone of calcification
Osteoblasts release _________, which attaches to __________ on osteoclasts in order to _________osteoclast activity.
RANK Ligand (RANKL), RANK, increase
Question: A tumor of the parathyroid glands that secretes too much parathyroid hormone will result in which of the following?
a.Excessively low blood calcium
b.Excessive thickening of bones
c.Ectopic bone formation
d. Bones that break easily
d. Bones that break easily.
Assume that a sharp object penetrated a synovial joint. Given these 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 which they would most likely be penetrated.
a) 5, 1, 2, 6, 4, 3
b) 5, 2, 1, 4, 3, 6
c) 5, 1, 2, 4, 6, 3
d) 5, 1, 2, 4, 3, 6
c) 5, 1, 2, 4, 6, 3
5) skin
1) tendon or muscle
2) ligament
4) fibrous capsule (of joint capsule)
6) synovial membrane (of joint capsule)
3) articular cartilage
This movement is a combination of flexion, extension, abduction, and adduction.
Circumduction