뒤로Chapter 7: The Skeletal System
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Define Sinuses. What are their fucntions
Sinuses : Air filled spaces in skull bones lined with mocous membrane.
Function: Lightens the skull, helps voice resonance.
Which 2 bones form the knee joints ?
1. Femur
2.Tibia
Describe the Fontanels. What are their functions?
Fontanels: Soft spots in a babys skull where bone has fully formed
Function: Makes the skull flexiable during birth and allows growth .
Define Kyphosis, Lordosis, & Scoliosis.
Kyphosis: Exaggerated thoracic curve
Lordosis: Exaggerated lumber/cervical curve
Scoliosis: Abnormal sideways
How many vertebal are located in each section of the verebral column? What is the function of the vertebal column?
7 Cervical - Neck
12 Thoracic - Chest/ Ribs
5 Lumbar - Lower Back
5 Fused Sacral - Sacrum
3-5 Fused Coccygeal - Coccyx
Functions: Supports the body/protects spinal cord
Differentiate between the Pectoral Girdle and the Pelvic Gridle.
Pectoral Gridle: Clavicle + Scapula. Supports/Attaches upper limbs
Pelvic Gridle: Pelvic bone + Sacrum. Supports/Attaches lower limbs
Which 3 bones form the Pelvis?
1.Ilium
2.Ischium
3.Pubis