WorksheetsBiol 232 Ch. 6 & Ch. 8
Total questions: 99
Worksheet time: 1hrs 14mins
True or False: Cartilage contains blood and vessels
True
False
Is a dense irregular connective tissue that contains blood vessels
Epithelial tissue
Fibrous
Perichondrium
Chondrocytes
Appositional Growth is when cells in the perichondrium secretes matrix against _________ face of existing cartilage.
Internal
Superior
External
Bone
Interstitial Growth is...?
cells in perichondrium-secretes matrix against external face of existing cartilage.
Chondrocytes inside cartilage divide and secrete new matrix, expanding cartilage within
The growth of nails
A function in which our bodies undergo to achieve maximum strength
Which of the following is NOT a function of bone?
Support
Blood Cell Formation
Strength
Hormone Production
Forms the framework that supports and cradles soft organs
Blueprint of bones
The skeleton
Protection
Support
Provide protective case for brain, spinal cord, and vital organs.
Support
Bone
Protection
Skull, Vertebra, and Ribs
What is mineral and growth factor storage?
Where gold and iron is stored
A storage unit to store osteons and red blood cells
Mineral reservoirs like calcium and phosphorus. Growth factors are stored in bone matrix
Fat or yellow bone marrow stored in shafts of long bones
Hematopoiesis (blood formation) occurs in red marrow cavities of spongy bone
Blood cell formation
Trabeculae
Dipole
Vascularized
Fat or yellow bone marrow stored in shafts of long bones
Mineral and growth factor storage
Triglyceride storage
Diaphysis
Fibrocartilage
Bone provides osteocalcin; helps regulate insulin secretion and glucose homeostasis
Hormone production
Calcitonin
Osteoblasts
Osteoid
What is compact bone?
Honeycomb of trabeculae filled with red bone marrow
Dense outer layer of bone, shafts of long bones. Composed of regular arrangement of lamella
Double layered protective membrane of bone surface
small bone
What is spongy bone?
Dense outer layer of bone, shafts of long bones. Composed of regular arrangement of lamella
Soft bone found in the skull
Honeycomb of trabeculae filled with red bone marrow
Bone that is made from sponge
Double layered protective membrane outer bone surface. Enriched with nerve fibers, blood, lymphatic vessels
Endosteum
Periosteum
Perichondrium
Osteogenic Layer
The Fibrous layer
Soft regular connective tissue (perichondrium)
Dense irregular connective tissue (perichondrium)
Tissue that connects fibers together
A layer of fibers
Composed of osteogenic cells give rise to other loose bone cells
Osteoblasts
Endosteum
Osteogenic Layer
Osteon Layer
Delicate membrane covering internal surface of bone. Also has osteogenic cells
Periosteum
Endochondrium
Endosteum
Osteon
Mature bone cells in bone tissue
Osteon
Osteoblasts
Osteocytes
Osteoclasts
Bone forming cells. Deposits bone matrix on outer surface
Osteoblasts
Osteoclasts
Osteocytes
Osteoid
Large cells resorb or break down matrix. Remove bone from inner surfaces to widen shaft
Appositional Growth
Osteoclasts
Osteocytes
Osteoid
Unmineralized bone matrix composed of proteoglycans, glycoproteins, and collagen
Osteocytes
Osteoblasts
Osteoid
Mineral and growth factor storage
What are the 4 organic components of bone?
Osteocytes, Osteoblasts, Osteoclasts, Osteoid
Osteoblasts, Osteon, Ossification, Oxygen
Osteoclasts, Osteoblasts, Oreos, Hydrochloric Acid
Osteon, Occipital, Osteoid, Osteocyte
Hydroxyapatites...
INORGANIC mineral salts. 65% of bone mass. Responsible for hardness and resistance to compression
organic mineral salts. 45% of bone mass. Responsible for regulating calcium hormone
Hydrogen and calcium found in the bone
are not a mineral reservoir
Osteogenesis/Ossification
Bone tissue formation
Red marrow formation
Compact bone formation
Epiphyseal plate formation
Intramembranous Ossification develops from where?
Connective tissue
Compact bone
Fibrous Membrane formed by mesenchymal cells
Inside the mesenchymal cell membrane
What is the third stage of intramembranous ossification?
Woven bone (spongy bone) and periosteum form
An ossification center appears in the fibrous connective tissue membrane
Bone matrix is secreted within the fibrous membrane
Bone collar of compact bone forms and red marrow appears
Endochondral Ossification...
Forms cranial bones of skull and clavicle
Bone forms by replacing hyaline cartilage. Forms long bones and other skeleton bones
begins at week 8 of embryo development
Develops from fibrous membrane
What is NOT a phase of endochondral ossification?
Cavitation of hyaline cartilage
Bone matrix is secreted within the fibrous membrane
Formation of the medullary cavity; appearance of secondary ossification centers in the epiphyses
Invasion of internal cavities by the periosteal bud, and spongy bone formation
True or false: The 4 zones of the epiphyseal plates are proliferation, hypertrophic, calcification, and ossification
True
False
During postnatal bone growth, how does new bone grow?
In width
In length
Around the circumference
In between
Cartilage cells divide, pushing epiphysis away from diaphysis
Proliferation
Hypertrophic Zone
Appositional Growth
Calcification Zone
Older cartilage cells enlarge
Proliferation
Hypertrophic Zone
Osteogenic Zone
Calcification Zone
Matrix becomes calcified; cartilage cells die; matrix begins deteriorating
Osteoclasts
Calcification Zone
Calcitonin
Hormone Production
New bone formation occurs as osteoblasts secrete bone matrix into calcified cartilage spicules
Calcification Zone
Osteogenic Zone
Mineral and growth factor storage
Trabeculae
When cartilage continues to grow, it is replaced by bone
True
False
During infancy and childhood, the epiphyseal plate is stimulated by what?
Testosterone and Estrogen
Growth Hormones
Osteoblasts
Spongy bone
Bone remodeling is...
Collections of osteoblasts and osteoclasts that deposit and resorb bone
Bone is both resorbed and deposited at the endosteum and periosteum
remodeling the shape of bone
giving the bone a new shape
Bone remodeling units are collections of osteoblasts and osteocytes
True
False
Osteoblasts are responsible for?
Bone deposition
Bone resorption
Blasting osteocytes
Dissolving bone matrix
Bone resorption is accomplished by?
Osteoblasts
Osteoclasts
Osteoid
Alkaline Phosphate
Which of the following is an importance of calcium?
Transmission of nerve impulses
Muscle contraction
Blood coagulation
Secretion by glands and nerve cells
Cell division
The hormonal mechanism...?
Maintains phosphate homeostasis in the blood
Maintains calcium homeostasis in the blood
Maintains calcium and phosphate homeostasis in the blood
None of these
Acting on the skeleton affect bone structure
Mechanical Forces
Gravitational Forces
Mechanical and Gravitational Forces
What is Wolff's Law?
For every action has its equal and opposite reaction
E=mc^2
States that a bone grows or remodels in response to the forces or demands placed upon it
Bone ends retain their normal position
Complete Bone Fracture
Nondisplaced Bone Fracture
Displaced Bone Fracture
Incomplete Bone Fracture
Bone ends are out of normal alignment
Nondisplaced Bone Fracture
Displaced Bone Fracture
Greenstick Bone Fracture
Linear Bone Fracture
Bone is broken all the way through
Incomplete Bone Fracture
Transverse Bone Fracture
Complete Bone Fracture
Displaced Bone Fracture
Bone is not broken all the way through
Incomplete Bone Fracture
Complete Bone Fracture
Linear Bone Fracture
Greenstick Bone Fracture
The fracture is parallel to the long axis of the bone
Perpendicular Bone Fracture
Linear Bone Fracture
Parallel Bone Fracture
Intermediate Bone Fracture
The fracture is perpendicular to the long axis of the bone
Perpendicular Bone Fracture
Linear Bone Fracture
Open Bone Fracture
Transverse Bone Fracture
Bone ends penetrate the skin
Pointy Bone Fracture
Open/Compound Bone Fracture
Closed/Simple Bone Fracture
Comminuted Bone Fracture
Bone ends do not penetrate the skin
Open/Compound Bone Fracture
Closed/Simple Bone Fracture
Compression Bone Fracture
Comminuted Bone Fracture
Bone Fragments into three or more pieces; Common in the elderly
Compression Bone Fracture
Comminuted Bone Fracture
Depressed Bone Fracture
Greenstick Fracture
Bone is crushed; Common in porous bones
Comminuted Bone Fracture
Compression Bone Fracture
Greenstick Bone Fracture
Depressed Bone Fracture
Broken bone portion is pressed inward; Typical skull fracture
Compression Bone Fracture
Depressed Bone Fracture
Spiral Bone Fracture
Greenstick Bone Fracture
Incomplete fracture where one side of the bone breaks and the other side bends; Common in children
Depressed Bone Fracture
Spiral Bone Fracture
Greenstick Bone Fracture
Compression Bone Fracture
Ragged break when bone is excessively twisted; Common sports injury
Epiphyseal Bone Fracture
Spiral Bone Fracture
Depressed Bone Fracture
Comminuted Bone Fracture
Epiphysis separates from the diaphysis along the epiphyseal line
Spiral Bone Fracture
Compression Bone Fracture
Epiphyseal Bone Fracture
Greenstick Bone Fracture
1. Hematoma Forms
2. Firbrocartilaginous callus forms
3. Bony callus formation
4. Bone remodeling
Blood formation
Stages of bone development
Stages of healing of a bone fracture
Stages of skin formation
S
Granulation tissue forms a few days after a fracture
True
False
Fibrocartilagenous callus is formed to temporarily splint the bone
False
True
Osteomalacia is...
A disease marked by softening of the bone caused by calcium and vitamin D deficiency
A bone deformity; common in children
A disease of unknown origin that is characterized by extensive breakdown of bone tissue followed by abnormal bone formation
Group of diseases in which bone resorption outpaces bone deposit. Occurs mostly in menopausal women. Bones become extremely fragile with loss of bone mass.
Rickets is...
Osteomalacia in children
Group of diseases in which bone resorption outpaces bone deposit. Occurs mostly in menopausal women. Bones become extremely fragile with loss of bone mass
disease marked by softening of the bone caused by calcium and vitamin D deficiency
A disease of unknown origin that is characterized by extensive breakdown of bone tissue followed by abnormal bone formation.
Osteoporosis is...
A disease of unknown origin that is characterized by extensive breakdown of bone tissue followed by abnormal bone formation.
Group of diseases in which bone resorption outpaces bone deposit. Occurs mostly in menopausal women. Bones become extremely fragile with loss of bone mass.
disease marked by softening of the bone caused by calcium and vitamin D deficiency
A disease of unknown origin that is characterized by extensive breakdown of bone tissue followed by abnormal bone formation.
Pagets disease is...
A disease of unknown origin that is characterized by extensive breakdown of bone tissue followed by abnormal bone formation.
Group of diseases in which bone resorption outpaces bone deposit. Occurs mostly in menopausal women. Bones become extremely fragile with loss of bone mass.
disease marked by softening of the bone caused by calcium and vitamin D deficiency
osteomalacia in children; causes bone deformity
________ connective tissue joins bones?
Cartilage
Synovial
Fibrous
Sesamoid
Cartilage directly unites bones
Fibrous Joint
Cartilaginous Joint
Synovial Joint
Ligament
Synovial joints are separated by what?
Fluid-filled joint cavity
Cartilage
Perichondrium
Tendons
Immovable joints
Amphiarthroses/Cartilaginous Joints
Synarthroses/Fibrous Joints
Diarthroses/Synovial Joints
Suture
Freely moveable joints
Synarthroses/Fibrous Joint
Amphiarthroses/Cartilaginous Joint
Diarthroses/Synovial Joint
Suture
Slightly moveable joints
Synarthroses/Fibrous Joint
Amphiarthroses/Cartilaginous Joint
Diarthroses/Synovial Joint
Suture
The three types of Fibrous joint are?
Synchondroses, Symphyses, Syndesomes
Sutures, Syndesmoses, Gomphoses
Hyaline Cartilage, Sutures, Gomphoses
The two types of Cartilaginous Joints are?
Syndesmoses and Gomphoses
Synchondroses and Sutures
Synchondroses and Symphyses
Sutures and Symphyses
Articular Cartilage provides a smooth slippery, cushioning surface on ends of bones
True
False
A joint cavity is not filled with synovial fluid
True
False
Inner membrane produces synovial fluid
Synovial Fluid
Synovial Membrane
Endosteum
Osteon Membrane
Occupies the joint cavity. Lubricates and nourishes cartilages of the joint surface
Synovial Fluid
Synovial Membrane
Periosteum
Fibrous Capsule
Outer dense irregular connective tissue supports the joint
Perichondrium
Periosteum
Fibrous Capsule
Tendon
Are connective tissue that bands connecting bones. Unite bones and prevent excessive or undesirable motion
Tendons
Ligaments
Epiphyseal Line
Chondrocytes
Fat or firbrocartilage (menisci) adds extra cushioning
Adipose Tissue
Fibrous Tissue
Fatty pads and Articular discs
Flattened fibrous sacs lined with synovial fluid
Synovial Fluid
Bursae
Synovial Joint
Fibrous fluid
Elongated bursae wrapped completely around a tendon
Bursae
Tendon Sheaths
Myelin Sheaths
Ligament Sheaths
Articular Surfaces...?
Provides a smooth slippery, cushioning surface on ends of bones
Shape determines what movements are possible
Rough surface on Illium
Muscle Tone...?
The state of balanced muscle tension that makes normal posture, coordination, and movement possible
Acting on the skeleton affects bone structure
Determines the muscle size
Anterior Cruciate Ligament (ACL)
Internal ligament that resists hyperextension of the knee
Internal ligament that resists forward movement of the femur
Pads of fibrocartilage on the tibial condyles that provide extra cushioning and help prevent side to side motion of the femur
Posterior Cruciate Ligament (PCL)
Internal ligament that resists hyperextension of the knee
Internal ligament that resists forward movement of the femur
Pads of fibrocartilage on the tibial condyles that provide extra cushioning and help prevent side to side motion of the femur
The shoulder joint/glenohumeral is a what type of joint?
Ball and socket joint
Cartilaginous Joint
Fibrous Joint
Synovial joint
There are four ligaments in the shoulder joint
True
False
The ligaments reinforcing a joint are stretched or torn
Sprain
Cartilage Injuries
Dislocation
Overstressed cartilage tears, common in the knee menisci
Sprain
Cartilage injury
Dislocation
Occur when bones are forced out of alignment
Displaced fracture
Dislocation
Cartilage
Sprain
Subluxation is...?
a parietal dislocation of a joint
Are usually accompanied by sprains, inflammation, and joint immobilization
Bursitis is...?
an inflammation of bursa, usually caused by a blow or friction
Inflammation of tendon sheaths typically caused by overuse
Tendonitis is...?
Inflammation of tendon sheaths typically caused by overuse
An inflammation of bursa, usually cause by a blow or friction
A chronic form of Arthritis is?
Rheumatoid Arthritis
Tendonitis
Osteoporosis
Osteoarthritis is...?
Chronic, inflammatory, autoimmune disease of unknown cause
Most common chronic arthritis; often called "wear and tear" arthritis
Is caused by deposition of uric crystals in joints
Rheumatoid Arthritis is...?
Chronic, inflammatory, autoimmune disease of unknown cause
Most common chronic arthritis; often called "wear and tear" arthritis
Is caused by deposition of uric acid crystals in joints and soft tissues, followed by an inflammatory response
Gouty arthritis is...?
Is caused by deposition or uric acid crystals in joints and soft tissues, followed by an inflammatory response
Chronic, inflammatory, autoimmune disease of unknown cause
Most common chronic arthritis; often called "wear and tear' arthritis
What are Chondrocytes?
cells surrounded by extracellular matrix. Found in pockets called Lacunae inside cartilage.
a small bar, rod, bundle of fibers, or septal membrane in the framework of a body organ or part.
A bone cell
Epithelial cell
