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Anatomy and Physiology > Skeletal System > Flashcards

Skeletal System Flashcards

1
Q

What are the functions of the skeletal system?

A
  • sites for muscle attachment
  • Production of blood cells
  • Storage of inorganic salts
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2
Q

What are osteocytes?

A

Bone cells

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3
Q

What are osteoblasts?

A

Cells that build new bone

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4
Q

What are osteoclasts?

A

Break down bone

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5
Q

What are the functions of red marrow?

A

produce red and white blood cells and platelets

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6
Q

What are the functions of yellow marrow?

A

store adipocytes

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7
Q

How many bones are in the skull?

A

13

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8
Q

How many bones are in the face?

A

8

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9
Q

What are foramens?

A

Openings for blood vessels and nerves

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10
Q

What are sutures?

A

Areas where bones join together

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11
Q

What does articulate mean?

A

joining together

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12
Q

Where is the atlas?

A

1st cervical vertebra

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13
Q

Where is the axis?

A

Joint connecting skull and spine

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14
Q

What are the regions of the vertebral column and the number of bones in each?

A 
cervical- 7
thoracic- 12
lumbar-5 
Sacrum
Occyx
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15
Q

How many bones are in the appendicular skeleton?

A

126

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16
Q

What is the function of a ligament?

A

attaches bones to bones

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17
Q

What is the function of a tendon?

A

attaches muscles to bones

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18
Q

What are Bursae?

A

a fluid-filled sac or saclike cavity, especially one countering friction at a joint.

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19
Q

What is in the oral cavity?

A

teeth and tongue

20
Q

What is in the nasal cavity?

A

nose

21
Q

What separates the thoracic and abdominopelvic cavity?

A

the diaphragm

22
Q

What is in the cranial cavity?

A

the brain, vertebral canal

23
Q

What is in the thoracic cavity?

A

heart, lungs, ribcage

24
Q

What is in the abdominal cavity?

A

stomach, liver, spleen, gallbladder, kidneys

25
Q

What is in the pelvic cavity?

A

urinary bladder

26
Q

What does gross mean in anatomy?

A

The large parts that can be seen to the naked eye

27
Q

What does superior and inferior mean?

A

superior- above

inferior- below

28
Q

What does anterior and posterior mean?

A

anterior- towards front

posterior- towards back

29
Q

What does medial and lateral mean?

A

medial- closer to vertical midline

lateral- closer to sides

30
Q

What does superficial and deep mean?

A

superficial- close to surface

deep- closer to internal

31
Q

What is a sagittal cut?

A

Down middle, left right

32
Q

What is a transverse cut?

A

cuts perpendicular with midline, makes a “T” with midline

33
Q

What is a coronal cut?

A

front and back

34
Q

What does proximal and distal mean?

A

Proximal- close to point of attachment

Distal- far from point of attachment

35
Q

Where is compact bone found?

A

outer shell of all bone and also the shafts in long bones

36
Q

Where is spongy bone found?

A

found at the expanded heads of long bones and fills most irregular bones

37
Q

What is the function of spongy bone?

A

filled with red bone marrow- produces blood cells

38
Q

What is the function of compact bone?

A

houses blood vessels and supplies blood to spongy bone

39
Q

What bones make up the axial skeleton?

A

skull bones, the ossicles of the middle ear, the hyoid bone, the rib cage, sternum and the vertebral column.

40
Q

How many bones are in the axial skeleton?

A

80

41
Q

What bones make up the appendicular skeleton?

A

the bones in your pelvic and shoulder girdle, arms and legs

42
Q

How do endochondral bones form?

A

Form from a hyaline cartilage model and ossify

43
Q

Where are endochondral bones found?

A

Long bones

44
Q

How do intramembranous form?

A

Form from sheets of connective tissues that fuse

45
Q

Where are intramembranous bones found?

A

Skull

Anatomy and Physiology (21 decks)

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