BI 121 GRCC Forbes Exam 3 questions with verified
answers
Acromegaly Ans✓✓✓ Adults-Increased levels of human growth
hormone results in enlarged hands, feet, jaw, organs.
Actin Ans✓✓✓ Protein backbone of thin filament
Aging of the skeleton (5) Ans✓✓✓ Osteoclasts>osteoblasts
Height reduction
Decrease collagen/calcium ratio
Increased interosteonic gaps
Joint Degeneration
Amphiarthrotic joint Ans✓✓✓ Some movement joints Example: female
coccyx
Aponeuroses Ans✓✓✓ Broad sheet of CT that attach adjoining muscles
or broad areas of bone.
Appositional Ans✓✓✓ Increases diameter of long bones
Arthritis Ans✓✓✓ Inflammation of a joint
,Articular Cartilage Ans✓✓✓ Function: decrease friction
Atrophy Ans✓✓✓ Lack of use. Capillaries & mitochondria, actin &
myosin decrease, decrease size of muscle.
Autoimmune disorder that attacks ACh receptors on muscle cell
resulting in muscle weakness and possible death Ans✓✓✓ Path Note:
myasthenia gravis
Bacterial Arthritis Ans✓✓✓ Caused by bacterial infection spreading to
joints.
Blocks ACh receptors causing muscle weakness and possible death
Ans✓✓✓ Path note: nerve gas
Bone Classification(6) Ans✓✓✓ Long-femur
Short-carpals
Flat-ribs
Irregular-vertebrae
Round/Sesamoid-patella
Sutural-cranials
bone formation Ans✓✓✓ begins at approximately 6 weeks
, bone softening or rickets (children) or osteomalacia (adults) Ans✓✓✓
Pathology note:
Low vitamin D result in
Bulging(slipped) disk Ans✓✓✓ With age, annulus cracks, nucleus loses
firmness
Bursae Ans✓✓✓ Synovial membrane-lined chambers/sacs with
synovial fluid. Provides cushioning over bony projections for movement
of tendons. Example: olecranon process
Cancer that affect osteoclasts, bone loss. Prostate cancer can stimulate
osteoblasts, bone production Ans✓✓✓ Path Note:
Bone cancer
Cardiac Ans✓✓✓ Circulation
Rapid contraction and no fatigue
Cartilaginous Joints Ans✓✓✓ Bound by hyaline cartilage
Causes of muscle fatigue (4) Ans✓✓✓ Decreased blood flow
Decreased calcium ion due to repeated stimulation
answers
Acromegaly Ans✓✓✓ Adults-Increased levels of human growth
hormone results in enlarged hands, feet, jaw, organs.
Actin Ans✓✓✓ Protein backbone of thin filament
Aging of the skeleton (5) Ans✓✓✓ Osteoclasts>osteoblasts
Height reduction
Decrease collagen/calcium ratio
Increased interosteonic gaps
Joint Degeneration
Amphiarthrotic joint Ans✓✓✓ Some movement joints Example: female
coccyx
Aponeuroses Ans✓✓✓ Broad sheet of CT that attach adjoining muscles
or broad areas of bone.
Appositional Ans✓✓✓ Increases diameter of long bones
Arthritis Ans✓✓✓ Inflammation of a joint
,Articular Cartilage Ans✓✓✓ Function: decrease friction
Atrophy Ans✓✓✓ Lack of use. Capillaries & mitochondria, actin &
myosin decrease, decrease size of muscle.
Autoimmune disorder that attacks ACh receptors on muscle cell
resulting in muscle weakness and possible death Ans✓✓✓ Path Note:
myasthenia gravis
Bacterial Arthritis Ans✓✓✓ Caused by bacterial infection spreading to
joints.
Blocks ACh receptors causing muscle weakness and possible death
Ans✓✓✓ Path note: nerve gas
Bone Classification(6) Ans✓✓✓ Long-femur
Short-carpals
Flat-ribs
Irregular-vertebrae
Round/Sesamoid-patella
Sutural-cranials
bone formation Ans✓✓✓ begins at approximately 6 weeks
, bone softening or rickets (children) or osteomalacia (adults) Ans✓✓✓
Pathology note:
Low vitamin D result in
Bulging(slipped) disk Ans✓✓✓ With age, annulus cracks, nucleus loses
firmness
Bursae Ans✓✓✓ Synovial membrane-lined chambers/sacs with
synovial fluid. Provides cushioning over bony projections for movement
of tendons. Example: olecranon process
Cancer that affect osteoclasts, bone loss. Prostate cancer can stimulate
osteoblasts, bone production Ans✓✓✓ Path Note:
Bone cancer
Cardiac Ans✓✓✓ Circulation
Rapid contraction and no fatigue
Cartilaginous Joints Ans✓✓✓ Bound by hyaline cartilage
Causes of muscle fatigue (4) Ans✓✓✓ Decreased blood flow
Decreased calcium ion due to repeated stimulation
