BIOS 251 Exam 3
Anatomy and Physiology I
Questions and Answers
Define Bone Remodeling - ANSWER-The process of mature bone adding and
removing from the thickness of bone
What are the four stages of bone repair? - ANSWER-1. Hematoma formation
2. Soft callus formation
3. Hard callus formation
4. Bone remodeling
What are the known functions of the skeletal system? - ANSWER-Provides support
Protects the internal organs
Assists with body movement
Calcium homeostasis
Participates in blood cell production
Stores triglycerides
What type of bone is the pelvic bones? - ANSWER-Irregular
What type of bone is the ribs? - ANSWER-Flat
What type of bone is the metacarpal bones? - ANSWER-Long
What type of bone is the humerus? - ANSWER-Long
What type of bone is the carpal bones? - ANSWER-Short
What type of bone is the clavicle? - ANSWER-Long
What type of bone is the sternum? - ANSWER-Flat
What type of bone is the vertebrae? - ANSWER-Irregular
What type of bone is the fibula? - ANSWER-Long
The outer covering of bone that helps regulate bone thickness is known as the
_________. - ANSWER-Periosteum
The two ends of a long bone are known as the ______. - ANSWER-Epiphysis
, What occurs during endochondral ossification? - ANSWER-Calcification
Cartilage is replaced by bone
What is NOT a true statement regarding the epiphyseal plate closure? - ANSWER-
Osteoblasts are replaced by chondrocytes.
Functions of the skin - ANSWER-Protection
Excretion
Detects touch
Maintains the body temperature
Synthesizes vitamin D
Stores lipids
The shaft of the long bone is known as ______. - ANSWER-Diaphysis
What can cause bones to become weak, fragile, and porous? - ANSWER-Prolonged
period of inactivity
Define the movement of the synarthrotic joint - ANSWER-Immovable joint
Define the movement of the amphiarthrotic joint - ANSWER-Slightly movable joint
Define the movement of the diarthrotic joint - ANSWER-Freely movable joint
What is thin skin? - ANSWER-Covers MOST of the body
Has FOUR layers of keratinocytes in the epidermis
What is thick skin? - ANSWER-Truly HAIRLESS skin
Covers the palms and soles of the feet
Has FIVE layers of keratinocytes in the epidermis
What are the five layers of keratinocytes from deepest to surface layer? - ANSWER-
Stratum basale
Stratum spinosum
Stratum granulosum
Stratum lucidum
Stratum corneum
Hair growth cycle phases - ANSWER-Anagen (active growth phase)
Catagen (transition phase)
Telogen (resting phase)
Three layers of hair - ANSWER-Medulla (innermost layer)
Anatomy and Physiology I
Questions and Answers
Define Bone Remodeling - ANSWER-The process of mature bone adding and
removing from the thickness of bone
What are the four stages of bone repair? - ANSWER-1. Hematoma formation
2. Soft callus formation
3. Hard callus formation
4. Bone remodeling
What are the known functions of the skeletal system? - ANSWER-Provides support
Protects the internal organs
Assists with body movement
Calcium homeostasis
Participates in blood cell production
Stores triglycerides
What type of bone is the pelvic bones? - ANSWER-Irregular
What type of bone is the ribs? - ANSWER-Flat
What type of bone is the metacarpal bones? - ANSWER-Long
What type of bone is the humerus? - ANSWER-Long
What type of bone is the carpal bones? - ANSWER-Short
What type of bone is the clavicle? - ANSWER-Long
What type of bone is the sternum? - ANSWER-Flat
What type of bone is the vertebrae? - ANSWER-Irregular
What type of bone is the fibula? - ANSWER-Long
The outer covering of bone that helps regulate bone thickness is known as the
_________. - ANSWER-Periosteum
The two ends of a long bone are known as the ______. - ANSWER-Epiphysis
, What occurs during endochondral ossification? - ANSWER-Calcification
Cartilage is replaced by bone
What is NOT a true statement regarding the epiphyseal plate closure? - ANSWER-
Osteoblasts are replaced by chondrocytes.
Functions of the skin - ANSWER-Protection
Excretion
Detects touch
Maintains the body temperature
Synthesizes vitamin D
Stores lipids
The shaft of the long bone is known as ______. - ANSWER-Diaphysis
What can cause bones to become weak, fragile, and porous? - ANSWER-Prolonged
period of inactivity
Define the movement of the synarthrotic joint - ANSWER-Immovable joint
Define the movement of the amphiarthrotic joint - ANSWER-Slightly movable joint
Define the movement of the diarthrotic joint - ANSWER-Freely movable joint
What is thin skin? - ANSWER-Covers MOST of the body
Has FOUR layers of keratinocytes in the epidermis
What is thick skin? - ANSWER-Truly HAIRLESS skin
Covers the palms and soles of the feet
Has FIVE layers of keratinocytes in the epidermis
What are the five layers of keratinocytes from deepest to surface layer? - ANSWER-
Stratum basale
Stratum spinosum
Stratum granulosum
Stratum lucidum
Stratum corneum
Hair growth cycle phases - ANSWER-Anagen (active growth phase)
Catagen (transition phase)
Telogen (resting phase)
Three layers of hair - ANSWER-Medulla (innermost layer)
