Skeletal System Flashcards
1
Q
Number of Adult Bone
A
206
2
Q
Framework of the Body and Good production of Blood
A
Bone
3
Q
Ends of Bone
A
Epiphysis
4
Q
The shaft of the Bone
A
Diaphysis
5
Q
It is the cover on your bone. That supplies them with Blood, cells, and nerves that helps them grow and heal.
A
Periosteum
6
Q
Membrane that lines the center of your bone. It also contains bone marrow.
A
Endosteum
7
Q
It covers the epiphysis.
A
Articular Cartilage
8
Q
It covers the epiphysis.
A
Articular Cartilage
9
Q
Makes up the wall of the diaphysis.
A
Compact Bone
10
Q
Bone Cells
A
Osteocytes
11
Q
Canal that links the lacunae with one another. Passage of nutrients and gasses in the matrix from osteocytes.
A
Canaliculi
12
Q
Connects the osteonic canals
A
Perforating canals
13
Q
Tissue that is responsible for the strength of the bone. Found in compact bone.
A
Osteon
14
Q
Housing to the cell
A
Lacunae
15
Q
Formation of bone within sheetlike layers of connective tissue.
A
Intramembranous ossification/bone
16
Q
Formation of bone through replacement of masses of cartilage with a bony tissue.
A
Endochondral ossification/bone
16
Q
Responsible for the production of RBC, WBC, and Platelets.
A
Red bone marrow
16
Q
Stores Fat
A
Yellow bone marrow
16
Q
It consists of organic and inorganic component.
A
Bone matrix
16
Q
Component of bone matrix that are secreted by osteoblasts.
A
Organic matrix of bone
17
Q
Component of bone matrix that consists of calcium hydroxyapatile.
A
Inorganic matrix of bone
18
Q
Calcium is stored in bone under the influence of ________.
A
Calcitonin
19
Q
Skull bone, Hyoid bone, Vertebral column, Thorax
A
Axial Skeleton
20
Q
Pectoral Girdle, Upper limbs, Pelvic Girdle, Lower limbs
A
Appendicular skeleton
21
Skull is made up of ____ bones.
22
21
Skull is made up of _____ cranial bones.
8
22
Skull is made up of _____ facial bones and a mandible.
13
23
It encloses and protects the brain.
Cranium
24
8 Cranial Bones
2 Frontal Bone
2 Parietal Bone
2 Temporal Bone
2 Occipital Bone
25
13 immovable facial bone.
Maxillae Bone
Palatine Bones
Zygomatic Bones
Lacrimal Bones
Nasal Bones
Vomer Bone
Inferior Nasal Conchae Bones
26
Houses the teeth and contains the large maxillary sinuses.
Maxillae
27
L-shaped bones located behind maxillae.
Palatine Bones
28
Makes up the cheekbones.
Zygomatic Bones
29
Form part of the medial walls of the orbits.
Lacrimal Bones
30
Form the bridge of the nose.
Nasal Bones
31
Makes up a portion of the nasal septum.
Vomer Bones
32
Scroll shaped bones that supports mucous membranes within the nasal cavity.
Inferior nasal Conchae
33
Lower jawbone that supports the lower teeth.
Mandible
34
Comprises the neck and supports the Head.
Cervical Vertebrae
35
Features that separates the cervical vertebrae from the rest are called ______ and ______.
Bifid spinous processes and transverse foramina
36
First cervical vertebra. Bony ring that supports the head.
Atlas
37
Second cervical vertebra. Tooth-like dens that pivots within the atlas.
Axis
38
Backbone to which the ribs are attached. Larger and stronger than cervical vertebrae.
Thoracic Vertebrae
39
How many bones are there in thoracic vertebrae?
12
40
Vertebrae that supports the weight of the body.
Lumbar Vertebrae
41
How many massive bone are there in lumbar vertebrae?
5 massive bones
42
Triangular structure at the base of the vertebral column.
Sacrum
43
Lowermost portion of the vertebral column.
Coccynx
44
Coccynx is composed of ____ fused vertebrae.
4
45
It supports the pectoral girdle and upper limbs and protects thoracic and upper abdominal organs. It includes the ribs, thoracic vertebrae, sternum, and costal cartilages.
Thoracic Cage
46
How many pairs of ribs are there in the human body?
12 pairs of ribs
47
The first 7 pairs on the ribs are true. It is also called as _____.
Vertebrosternal ribs
48
The last 5 pairs of the ribs are false. It is also called as ______.
Vertebrochondral ribs
48
Also known as "breastbone". Located along the anterior mid-line of the thoracic cage.
Sternum
49
It is made up of 2 scapulae and 2 clavicles.
Pectoral Girdle
50
Form the framework of the arm, forearm, and hand.
Upper Limb
50
Form the framework of the arm, forearm, and hand.
Upper Limb
51
Makes up the upper arm.
Humerus
52
Located on the thumb side of the forearm.
Radius
53
Longer than radius. Making up the forearm and has a trochlear notch.
Ulna
54
Wrist is made up of how many carpals?
8 carpal bones
55
Framework of hand is made up of how many metacarpal bones?
5 metacarpal bones
56
Fingers are composed of how many phalanges?
3 phalanges except for thumb that lacks middle phalanx
57
Supports the trunk of the body and protects the pelvic organs.
Pelvic Girdle
58
Pelvic Girdle is composed of ____ and ____.
2 Coxal bones and sacrum.
59
Each coxal bones is made up of 3 bones. What are the 3 bones?
Ilium, Ischium, and Pubis
60
(part of the Coxal bone) The largest and superior portion.
Ilium
61
(part of the Coxal bone) L-shaped portion. Supports weight during sitting.
Ischium
62
(part of the Coxal bone) Comprises the anterior portion of the coxal bones.
Pubis
63
Framework for the Thigh, Lower leg, and Foot.
Lower Limb
64
Longest bone in the Body.
Femur
65
"Kneecap". Located in the tendon that passes over the knee.
Patella
66
"shinbone". Supports the weight of the body and articulates with the femur and tarsals.
Tibia
67
Slender bone lying lateral to the tibia.
Fibula
68
How many tarsal bones are there in the ankle?
7 tarsal bones
69
Articulates with the tibia and fibula.
Talus
70
Articulates with the tibia and fibula.
Talus
71
Largest of the tarsal bone in foot.
Calcaneus
72
How many metatarrsal bones are there in the foot?
5 metatarsal bones
73
Functional junctions between bones. Enables a wide variety of body movements.
Joints
74
Immovable or Slightly movable joints.
Fibrous Joints
75
Type of joint where the bones are entirely joined by cartilage, either hyaline cartilage or fibrocartilage.
Cartilaginous Joints
76
Most complex joint. The articular ends of bones are covered with hyaline cartilage.
synovial joint
77
"Joint Fluid". A thick liquid located between your joints. Reduces friction when you move your joints.
Synovial Fluid
78
"shock absorbing pads". Protect and cushion the joint surface and bone ends.
Menisci or Meniscus
79
Small fluid-filled sacs that reduce friction between moving parts in your body's joints.
Bursae
80
Consists of an outer layer of dense connective tissue that joins the periosteum.
Joint Capsule
81
True or False: Diaphysis is filled with spongy bone to reduce the weight of the skeleton.
False: EPIPHYSIS is filled with spongy bone to reduce the weight of the skeleton.
82
True or False: Epiphysis contains a hollow medullary cavity that is linedd with endosteum and filledd with marrow.
False: Diaphysis contains a hollow medullary cavity that is linedd with endosteum and filledd with marrow.
82
True or False: Epiphysis contains a hollow medullary cavity that is lined with endosteum and filled with marrow.
False: Diaphysis contains a hollow medullary cavity that is linedd with endosteum and filledd with marrow.
83
True or False: The inorganic matrix of bone stores inorganic mineral salts in the form of calcium phosphate that is important in many metabolic processes.
True
84
True or False: Calcium in bone is a reservoir for body calcium.
True
85
True or False: When blood vessels are low, osteoclasts release calcium from bone.
True
86
Specialized cell that absorbs and removes bone, allowing for the development of new bone and maintenance of bone strength.
Osteoclasts
