SLCC BIOL 2320 UNIT 2 COMPREHENSIVE EXAM 2026 QUESTIONS AND CORRECT SOLUTIONS

SLCC BIOL 2320 UNIT 2 COMPREHENSIVE
EXAM 2026 QUESTIONS AND CORRECT
SOLUTIONS

⩥ Avascular. Answer: Lacks blood vessels; relies on diffusion.


⩥ Simple Squamous Epithelium. Answer: Single layer of flat cells.


⩥ Simple Cuboidal Epithelium. Answer: Single layer of cube-shaped
cells.


⩥ Transitional Epithelium. Answer: Specialized for stretching; found in
bladder.


⩥ Pseudostratified Columnar Epithelium. Answer: Appears layered but
is a single layer.


⩥ Endothelium. Answer: Lines cardiovascular system; simple
squamous.


⩥ Mesothelium. Answer: Lines body cavities; covers organs.

, ⩥ Osteon. Answer: Structural unit of compact bone.


⩥ Central Canal. Answer: Contains blood vessels in osteon.


⩥ Lacuna. Answer: Space housing osteocytes in bone.


⩥ Canaliculi. Answer: Small channels for nutrient exchange in bone.


⩥ Trabeculae. Answer: Structural feature of spongy bone.


⩥ Collagen Fibers. Answer: Provide tensile strength to bone.


⩥ Hydroxyapatite. Answer: Calcium phosphate crystals for compressive
strength.


⩥ Nutrient Foramen. Answer: Channel for blood vessels from
periosteum.


⩥ Tunica Mucosa. Answer: Mucous membrane lining various organs.


⩥ Nonkeratinized Stratified Squamous Epithelium. Answer: Multiple
layers; moist surfaces like esophagus.