BIO 254 EXAM 2 QUESTIONS AND ACTUAL
ANSWERS 2025 - 2026
Compact,bone,,,ANS,-made,of,heavy,osteons,,yellow,marrow,,weight,barring,and,resists,compression
Spongy,bone,,,ANS,-made,of,light,trabeculae,,red,bone,marrow,,reduces,weight,and,is,slightly,flexible
yellow,marrow,,,ANS,-triglyceride,storage
red,marrow,,,ANS,-hematopoiesis,,half,is,converted,into,yellow,marrow,with,maturity
lamellae,,,ANS,-rings,around,the,central,canal,,sites,of,lacunae
illium,,ischium,,pubis,,,ANS,-what,are,the,three,bones,that,form,the,hip,bone
osteoclasts,,,ANS,-break,down,bone
osteoblast,,,ANS,-bone-forming,cell
temperature,regulation,,protection,,support,,mineral,storage,,movement,,attachment,site,for,muscles,,,
ANS,-what,is,the,function,of,the,skeletal,system
growth,hormone,,,ANS,-what,hormone,stimulates,osteoblast,activity,promoting,bone,formation
sarcoplasmic,reticulum,(SR),,,ANS,-stores,calcium,essential,for,muscle,contractions
transverse,tubules,,,ANS,-conducts,the,action,potential,with,sodium,to,stimulate,calcium,to,release
Sarcolemma,,,ANS,-plasma,membrane,of,a,muscle,fiber
, sarcoplasma,,,ANS,-cytoplasm,of,a,muscle,cell
sarcomere,,,ANS,-shortens,during,muscle,contractions,causing,the,sliding,filiment,model
z-line,,,ANS,-separates,sacromeres,from,z-line,to,z-line
i-band,,,ANS,-thin,filaments,only
a-band,,,ANS,-thick,and,thin,filaments
h-zone,,,ANS,-thick,filaments,only
m-line,,,ANS,-runs,down,the,center,of,the,sarcomere,where,thick,filaments,attach
Epimysium,,,ANS,-surrounds,entire,muscle
Perimysium,,,ANS,-Connective,tissue,surrounding,a,fascicle
Endomysium,,,ANS,-Connective,tissue,surrounding,a,muscle,fiber
thin,filaments,,,ANS,-are,made,of,actin,troponin,,myosin,,and,tropomyosim
thick,filaments,,,ANS,-made,of,myosin
Myoglobin,,,ANS,-An,oxygen-storing,,pigmented,protein,in,muscle,cells.
Anerobic,Threshold,,,ANS,-strenuous,activity,creates,lactic,acid,due,to,lack,of,oxygen
ANSWERS 2025 - 2026
Compact,bone,,,ANS,-made,of,heavy,osteons,,yellow,marrow,,weight,barring,and,resists,compression
Spongy,bone,,,ANS,-made,of,light,trabeculae,,red,bone,marrow,,reduces,weight,and,is,slightly,flexible
yellow,marrow,,,ANS,-triglyceride,storage
red,marrow,,,ANS,-hematopoiesis,,half,is,converted,into,yellow,marrow,with,maturity
lamellae,,,ANS,-rings,around,the,central,canal,,sites,of,lacunae
illium,,ischium,,pubis,,,ANS,-what,are,the,three,bones,that,form,the,hip,bone
osteoclasts,,,ANS,-break,down,bone
osteoblast,,,ANS,-bone-forming,cell
temperature,regulation,,protection,,support,,mineral,storage,,movement,,attachment,site,for,muscles,,,
ANS,-what,is,the,function,of,the,skeletal,system
growth,hormone,,,ANS,-what,hormone,stimulates,osteoblast,activity,promoting,bone,formation
sarcoplasmic,reticulum,(SR),,,ANS,-stores,calcium,essential,for,muscle,contractions
transverse,tubules,,,ANS,-conducts,the,action,potential,with,sodium,to,stimulate,calcium,to,release
Sarcolemma,,,ANS,-plasma,membrane,of,a,muscle,fiber
, sarcoplasma,,,ANS,-cytoplasm,of,a,muscle,cell
sarcomere,,,ANS,-shortens,during,muscle,contractions,causing,the,sliding,filiment,model
z-line,,,ANS,-separates,sacromeres,from,z-line,to,z-line
i-band,,,ANS,-thin,filaments,only
a-band,,,ANS,-thick,and,thin,filaments
h-zone,,,ANS,-thick,filaments,only
m-line,,,ANS,-runs,down,the,center,of,the,sarcomere,where,thick,filaments,attach
Epimysium,,,ANS,-surrounds,entire,muscle
Perimysium,,,ANS,-Connective,tissue,surrounding,a,fascicle
Endomysium,,,ANS,-Connective,tissue,surrounding,a,muscle,fiber
thin,filaments,,,ANS,-are,made,of,actin,troponin,,myosin,,and,tropomyosim
thick,filaments,,,ANS,-made,of,myosin
Myoglobin,,,ANS,-An,oxygen-storing,,pigmented,protein,in,muscle,cells.
Anerobic,Threshold,,,ANS,-strenuous,activity,creates,lactic,acid,due,to,lack,of,oxygen
