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My Packs: Science (Anatomy) > Bones of the Human Body > Flashcards

Bones of the Human Body Flashcards

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1
Q

How many bones are there in the human skeleton?

A

206 (not including teeth and sesamoid bones)

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2
Q

Define:
Sesamoid bones

A

Small bones found within cartilage

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3
Q

What are the 206 bones in the human skeleton split into? (2)

A

80 axial bones
126 appendicular bones

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4
Q

Describe:
Axial bones

A

Axial bones includes the head, facial, hyoid, auditory, trunk, ribs, and sternum

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5
Q

Describe:
Appendicular bones

A

Appendicular bones includes arms, shoulders, wrists, hands, legs, hips, ankles, and feet

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6
Q

How many bones does the spine have?

A

Adult: 26 bones
Child: Can have up to 34

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7
Q

What is the spine also known as?

A

Vertebral column

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8
Q

State the components and number of bones of the spine (vertebral column) in an adult

A

Cervical vertebrae (7)
Thoracic vertebrae (12)
Lumbar vertebrae (5)
Sacrum (1)
Coccyx (1)

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9
Q

In a child:
What does the sacrum comprise of?

A

5 sacral vertebrae that fuse together

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10
Q

In a child:
What does the coccyx comprise of?

A

3-5 coccygeal vertebrae that fuse together

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11
Q

How many bones are there in the chest?

A

25

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12
Q

What is the chest also known as?

A

Thorax

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13
Q

State the components and number of bones of the chest (thorax) in an adult

A

Sternum (1)
Ribs (24, in 12 pairs)

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14
Q

What are the extra ribs that occur in some people?

A

Cervical ribs

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15
Q

How many parts is the sternum comprised of?

A

3

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16
Q

How many bones are there in the head?

A

29

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17
Q

State the components and number of bones of the head

A

Cranial bones (8)
Facial bones (15)
Middle ears (6, 3 in each ear)

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18
Q

State the components and number of cranial bones

A

Occipital bone (1)
Parietal bones (2)
Frontal bone (1)
Temporal bones (2)
Sphenoid bone (1)
Ethmoid bone (1)

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19
Q

State the components and number of facial bones

A

Nasal bones (2)
Maxillae (1)
Lacrimal bone (2)
Zygomatic bone (2)
Palatine bone (2)
Inferior nasal concha (2)
Vomer (1)
Hyoid bone (1)
Mandible (1)

20
Q

State the components and number of middle ear bones

A

Malleus (2, 1 in each ear)
Incus (2, 1 in each ear)
Stapes (2, 1 in each ear)

21
Q

What cranial bones are sometimes counted as facial bones?

A

Sphenoid bone
Ethmoid bone

22
Q

What is the maxillae also known as? What is it comprised of?

A

Upper jaw bone
Comprised of 2 fused bones

23
Q

What is the mandible also known as?

A

Lower jaw bone

24
Q

What are the zygomatic bones known as?

A

Cheek bones

25
Q

How many bones are in the upper limbs (arm, forearm and hands)?

A

64, 32 in each arm

26
Q

How many bones are in the upper arm?

A

6, 3 in each arm

27
Q

How many bones are in the lower arm/forearm?

A

4, 2 in each arm

28
Q

How many bones are in the hands?

A

54, 27 in each hand

29
Q

State the components and number of upper arm bones

A

Humerus (2, 1 in each arm)
Scapula (2, 1 in each arm)
Clavicle (2, 1 in each arm)

30
Q

State the components and number of lower arm/forearm bones

A

Ulna (2, 1 in each arm)
Radius (2, 1 in each arm)

31
Q

State the components and number of hand bones

A

Scaphoid bone (2, 1 in each wrist)
Lunate bone (2, 1 in each wrist)
Triquetral bone (2, 1 in each wrist)
Pisiform bone (2, 1 in each wrist)
Trapezium (2, 1 in each wrist)
Trapezoid bone (2, 1 in each wrist)
Capitate bone (2, 1 in each wrist)
Hamate bone (2, 1 in each wrist)
Metacarpals (10, 5 in each hand)
Proximal phalanges (10, 5 in each hand)
Intermediate phalanges (8, 4 in each hand)
Distal phalanges (10, 5 in each hand)

32
Q

What is the pectoral girdle? What bones is the pectoral girdle comprised of?

A

The set of bones that connect the appendicular bones (arms) to the axis of the body
Clavicle and scapula

33
Q

What are the carpals? What bones are the carpals comprised of?

A

The wrist bones
Scaphoid bone, lunate bone, triquetral bone, pisiform bone, trapezium, trapezoid bone, capitate bone, hamate bone

34
Q

What are the phalanges? What bones are the hand phalanges comprised of?

A

The digital bones of the body (fingers, toes)
Proximal phalanges, intermediate phalanges, distal phalanges

35
Q

What is the pelvic bone also known as?

A

Hip bone

36
Q

What is the hip bone also known as?

A

Pelvic bone

37
Q

How many regions is the pelvic bone comprised of? State them

A

3
Ilium, ischium, and pubis

38
Q

What bones does the pelvis comprise of?

A

Pelvic bone, sacrum, and coccyx

39
Q

How many bones are in the lower limbs (thigh, leg, and foot)?

A

60, 30 in each leg

40
Q

How many bones are in the feet?

A

52, 26 in each foot

41
Q

State the components and number of leg bones

A

Femur (2, 1 in each leg)
Patella (2, 1 in each leg)
Tibia (2, 1 in each leg)
Fibula (2, 1 in each leg)

42
Q

State the components and number feet bones

A

Calcaneus (2, 1 in each foot)
Talus (2, 1 in each foot)
Navicular bone (2, 1 in each foot)
Medial cuneiform bone (2, 1 in each foot)
Intermediate cuneiform bone (2, 1 in each foot)
Lateral cuneiform bone (2, 1 in each foot)
Cuboid bone (2, 1 in each foot)
Metatarsals (10, 5 in each foot)
Proximal phalanges (10, 5 in each foot)
Intermediate phalanges (8, 4 in each foot)
Distal phalanges (10, 5 in each foot)

43
Q

What are the tarsals? What bones are the tarsals comprised of?

A

The bones that the hindfoot and midfoot are comprised of
Calcaneus, talus, navicular bone, medial cuneiform bone, intermediate cuneiform bone, lateral cuneiform bone, cuboid bone

44
Q

What are the phalanges of the feet known as? Name them

A

Toes
Proximal phalanges, intermediate phalanges, distal phalanges

45
Q

What is the calcaneus commonly known as?

A

Heel bone

46
Q

What is the patella commonly known as?

A

Kneecap

My Packs: Science (Anatomy) (1 decks)

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