Bio 201 Exam 1 Rio Salado EXAM QUESTIONS WITH ACTUAL
CORRECT DETAILED ANSWERS
Intramembranous Bone Growth - ANSWER-Forms cranial bones; begins with fibrous connective
tissue membranes
Endochondral Bone Growth - ANSWER-Forms bones below the skull base; uses hyaline cartilage
as a template
Osteoblasts - ANSWER-Bone-forming cells involved in bone remodeling
Osteoclasts - ANSWER-Cells that break down bone matrix during remodeling
Wolff's Law - ANSWER-Bones adapt to stresses they encounter; supports bone anatomy changes
Bone Repair Steps - ANSWER-1. Hematoma formation
2. Fibrocartilaginous callus formation
3. Bony callus formation
4. Bone remodeling
Hematoma - ANSWER-Forms in bone injury; where bone cells die
,Fibrocartilaginous Callus - ANSWER-Forms in bone repair; invaded by phagocytic cells
Bony Callus - ANSWER-Forms in bone repair process
Homeostasis - ANSWER-Body's ability to maintain stable internal conditions
Areolar - ANSWER-Loose connective tissue with random web-like distribution of cells and fibers
Adipose - ANSWER-Connective tissue mostly composed of fat storage cells
Reticular - ANSWER-Mesh-like tissue supporting soft organs like spleen and liver
Dense Connective Tissue - ANSWER-Tissue providing tensile strength, elasticity, and protection
Cartilage - ANSWER-Supportive connective tissue with varying fiber compositions
Hyaline - ANSWER-Cartilage with short collagen fibers and abundant proteoglycans
Fibrocartilage - ANSWER-Cartilage with thick collagen fiber bundles in its matrix
Elastic - ANSWER-Cartilage containing elastic fibers, collagen, and proteoglycans
Blood - ANSWER-Fluid connective tissue with cells circulating in nutrient-rich fluid
Lymph - ANSWER-Fluid connective tissue containing lymphocytes and circulating in lymph
vessels
, Cutaneous - ANSWER-Membrane with stratified squamous epithelium resting on connective
tissue
Mucous - ANSWER-Membrane of connective and epithelial tissues lining body cavities
Serous - ANSWER-Thin membrane covering thoracic and abdominopelvic cavities
How does the Stratum Basale attach the epidermis to the basal lamina? - ANSWER-Via
intertwining collagen fibers
What is the name of the layer in the epidermis known for its spiny appearance? - ANSWER-
Stratum spinosum
What gives the stratum spinosum its spiny appearance? - ANSWER-Protruding cell processes
that join the cells via desmosomes
What is the layer of the epidermis above the stratum spinosum? - ANSWER-Stratum
Granulosum
What causes the grainy appearance in the stratum granulosum? - ANSWER-Further changes to
the keratinocytes as they are pushed from the stratum spinosum
Where is the stratum lucidum located? - ANSWER-Just above the stratum granulosum and
below the stratum corneum
In which areas of the body is the stratum lucidum found? - ANSWER-Thick skin of the palms,
soles, and digits
CORRECT DETAILED ANSWERS
Intramembranous Bone Growth - ANSWER-Forms cranial bones; begins with fibrous connective
tissue membranes
Endochondral Bone Growth - ANSWER-Forms bones below the skull base; uses hyaline cartilage
as a template
Osteoblasts - ANSWER-Bone-forming cells involved in bone remodeling
Osteoclasts - ANSWER-Cells that break down bone matrix during remodeling
Wolff's Law - ANSWER-Bones adapt to stresses they encounter; supports bone anatomy changes
Bone Repair Steps - ANSWER-1. Hematoma formation
2. Fibrocartilaginous callus formation
3. Bony callus formation
4. Bone remodeling
Hematoma - ANSWER-Forms in bone injury; where bone cells die
,Fibrocartilaginous Callus - ANSWER-Forms in bone repair; invaded by phagocytic cells
Bony Callus - ANSWER-Forms in bone repair process
Homeostasis - ANSWER-Body's ability to maintain stable internal conditions
Areolar - ANSWER-Loose connective tissue with random web-like distribution of cells and fibers
Adipose - ANSWER-Connective tissue mostly composed of fat storage cells
Reticular - ANSWER-Mesh-like tissue supporting soft organs like spleen and liver
Dense Connective Tissue - ANSWER-Tissue providing tensile strength, elasticity, and protection
Cartilage - ANSWER-Supportive connective tissue with varying fiber compositions
Hyaline - ANSWER-Cartilage with short collagen fibers and abundant proteoglycans
Fibrocartilage - ANSWER-Cartilage with thick collagen fiber bundles in its matrix
Elastic - ANSWER-Cartilage containing elastic fibers, collagen, and proteoglycans
Blood - ANSWER-Fluid connective tissue with cells circulating in nutrient-rich fluid
Lymph - ANSWER-Fluid connective tissue containing lymphocytes and circulating in lymph
vessels
, Cutaneous - ANSWER-Membrane with stratified squamous epithelium resting on connective
tissue
Mucous - ANSWER-Membrane of connective and epithelial tissues lining body cavities
Serous - ANSWER-Thin membrane covering thoracic and abdominopelvic cavities
How does the Stratum Basale attach the epidermis to the basal lamina? - ANSWER-Via
intertwining collagen fibers
What is the name of the layer in the epidermis known for its spiny appearance? - ANSWER-
Stratum spinosum
What gives the stratum spinosum its spiny appearance? - ANSWER-Protruding cell processes
that join the cells via desmosomes
What is the layer of the epidermis above the stratum spinosum? - ANSWER-Stratum
Granulosum
What causes the grainy appearance in the stratum granulosum? - ANSWER-Further changes to
the keratinocytes as they are pushed from the stratum spinosum
Where is the stratum lucidum located? - ANSWER-Just above the stratum granulosum and
below the stratum corneum
In which areas of the body is the stratum lucidum found? - ANSWER-Thick skin of the palms,
soles, and digits
