Musculoskeletal System Flashcards

(37 cards)

1
Q

Muscle

A

Muscles are elastic fibers that contract to generate force, which tendons then transmit to bones, enabling movement at the joints

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2
Q

Involuntary Muscles

A

Muscles that work without choosing to use them (without thinking)

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3
Q

Voluntary muscles

A

Muscles that you need to choose to use them. They are connected to bones.

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4
Q

Exoskeleton

A

Skeleton or shell that is outside the body

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5
Q

What are tendons and how do they work

A

Attach Muscle to bone and move bone by acting as “cables” that transmit the pulling force from muscles to bones

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6
Q

The skeleton does wat?

A

Provides a structure for muscles to attach to; provides support; forms a frame that gives your body its basic shape; Protects vital organs such as brain (skull) and heart (rib cage)

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7
Q

The cranium is the

A

Skull

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8
Q

The lower jaw is also known as the

A

Mandible

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9
Q

The collarbone is also called the

A

Clavicle

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10
Q

The breastbone is also called the

A

sternum

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11
Q

The spine is also called

A

Vertebrae

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12
Q

The thighbone is also called

A

Femur

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13
Q

Kneecap is also called

A

Patella

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14
Q

Shinbone is also called

A

Tibia

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15
Q

Structure of a LONG bone

A

Outside is a layer of COMPACT BONE that covers an interior SPONGY TISSUE containing BONE MARROW

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16
Q

what is a compact bone and how does it get it’s strength

A

Hard shell of a bone that gets strength from its minerals

17
Q

Bone marrow

A

substance inside spongy tissue that makes blood cells

18
Q

what non long bones are made of

19
Q

Spongy bone

A

Bone tissue with a structure less dense than compact bone

20
Q

Bones need two minerals

A

Phosphorus and Calcium

21
Q

Cartilage

A

A soft, flexible substance that lines or connects bone joints (ears and nose tips shaped by it) and some of it changes into bone

22
Q

Ossification

A

Hardening of bones

23
Q

Ligaments

A

Connect bone to bone; kind of fibre

24
Q

Synovial fluid

A

Liquid inside the cavity surrounding a joint. Helps bones slide freely over each other

25
Hinge Joint
Allow movement in only one direction e.g. knee or elbow
26
Ball and socket joint
Allow movement in many directions. E.g. Shoulder
27
Pivot Joint
Allows for a twisting type of movement. e.g. neck
28
Immovable joint
Joints that don't move or move very little. They provide a thin layer of tissue between bones e.g. sides of the skull
29
Immovable joint job
Absorb enough energy from a blow to prevent bone from breaking
30
Fascia
Connect muscle to muscle
31
Connect Muscle to muscle
Fascia
32
Connect Bone to bone
Ligaments
33
Canva Labeling Bones
34
Skull
Cranium
35
Cartilage ___ turns into bone
Gradually
36
Synovial Fluid vs Cartilage
Cartilage is the smooth tissue that covers the ends of bones at joints. Cartilage creates a smooth surface for bones to glide against. Synovial Fluid is inside the joint space. Synovial Fluid allows bones to slide freely over each other. Both stop the bones from scraping against each other
37
Fibula
Bone next to tibia