Pendarvis Zoology 250 Exam #2 Part 1 ExamVerified Questions and
Answers with Verified Solutions | Latest 2026 Update
Q: Endoskeleton
Answer:
Encompassed of muscle and tissue
Q: Endoskeleton Advantage
Answer:
Movement, move more than beetle on the floor
Q: endoskeleton disadvantage
Answer:
More acceptable to injury (cannot take a punch because it hurts)
Q: Exoskeleton
Answer:
A body covering, typically made of chitin, that provides support and protection
Q: exoskeleton disadvantage
Answer:
Limits movement, limits growth; lots of energy
Goes through remodeling (7 years to make a new skeleton)
Average number of bones: 206
Q: Functions of bone
Answer:
1. protect internal organs (skull to brain, etc.)
support and leverage (posture)
attachment of muscle
Allow us to move
Allow for growth
Storage of calcium (original purpose)
Q: Main Component of Bone
, Answer:
Calcium; Calcium Phosphate Ca3(PO4)2
Q: Sliding Filament Theory
Answer:
theory that actin filaments slide toward each other during muscle contraction,
while the myosin filaments are still
Q: Calcium
Answer:
Important in nerve action, major function of bone
Q: Hematopoiesis
Answer:
blood cell formation
Q: Hematopoiesis location
Answer:
In the ends of long or fat bones; this is where blood cells are formed.
Q: Bone purpose
Answer:
1. Store energy
-in the shaft of long bones (yellow bone marrow)
Stores hormones and growth factors
Proper regulation of pH in the body
Q: Classification of Bone
Answer:
By the shape of the bone
Q: Name the shapes of bone
Answer:
1. long bone
short bones
Flat bones
Irregular bones
Answers with Verified Solutions | Latest 2026 Update
Q: Endoskeleton
Answer:
Encompassed of muscle and tissue
Q: Endoskeleton Advantage
Answer:
Movement, move more than beetle on the floor
Q: endoskeleton disadvantage
Answer:
More acceptable to injury (cannot take a punch because it hurts)
Q: Exoskeleton
Answer:
A body covering, typically made of chitin, that provides support and protection
Q: exoskeleton disadvantage
Answer:
Limits movement, limits growth; lots of energy
Goes through remodeling (7 years to make a new skeleton)
Average number of bones: 206
Q: Functions of bone
Answer:
1. protect internal organs (skull to brain, etc.)
support and leverage (posture)
attachment of muscle
Allow us to move
Allow for growth
Storage of calcium (original purpose)
Q: Main Component of Bone
, Answer:
Calcium; Calcium Phosphate Ca3(PO4)2
Q: Sliding Filament Theory
Answer:
theory that actin filaments slide toward each other during muscle contraction,
while the myosin filaments are still
Q: Calcium
Answer:
Important in nerve action, major function of bone
Q: Hematopoiesis
Answer:
blood cell formation
Q: Hematopoiesis location
Answer:
In the ends of long or fat bones; this is where blood cells are formed.
Q: Bone purpose
Answer:
1. Store energy
-in the shaft of long bones (yellow bone marrow)
Stores hormones and growth factors
Proper regulation of pH in the body
Q: Classification of Bone
Answer:
By the shape of the bone
Q: Name the shapes of bone
Answer:
1. long bone
short bones
Flat bones
Irregular bones
