Skeleton Anatomy Flashcards
1
Q
How many bones are there in the appendicular skeleton?
A
126 bones
2
Q
What does the appendicular skeleton include?
A
- Upper limbs
- Lower limbs
3
Q
What does the axial skeleton include?
A
- Head (cephalic)
- Neck (cervical)
- Chest and trunk (thoracic)
- Lumbar and pelvis
4
Q
What are (7) functions of bones?
A
- Support
- Shape
- Protection
- Movement
- Mineral storage (calcium, phosphate and fat storage)
- Blood cell production in bone marrow
- Storage of energy (as bone marrow stores lipids, which can be used as an energy reserve)
5
Q
How many axial bones are there?
A
80
6
Q
What are the (6) bone shapes/types?
A
- Flat
- Sutural
- Long
- Short
- Sesamoid
- Irregular
7
Q
What is a sesamoid bone?
A
a bone embedded within a tendon or a muscle
8
Q
How do sesamoid bones impact tendons?
A
Provide a smooth surface for tendons to slide over, increasing the tendon’s ability to transmit muscular forces
