Chapter 5 Flashcards

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1
Q

HUMAN MOVEMNET SYSTEM

A
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2
Q

The Nervous System is composed of what 3 parts?

A

Dendrit, axil, cell body

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3
Q

Central nervous system

A

Brain and Spine

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4
Q

Peripheral nervous system

A

The nerves that connect the CNS to the rest of the body and external environments

Everything coming out of the spinal column; mechanoreceptors

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5
Q

Mechanoreceptors

A

MUSCLE SPINDLE; think stretch
GOLGI TENDON ORGAN; foam roll tension
JOINT RECEPTORS; joint receptors

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6
Q

3 stages of learning

A

cognitive: Learning
Associative: begnning to understand
Autonomous : learned skill no thought

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7
Q

axial vs appendicular

A

Axial Skeleton is composed of the bones in your head, neck, back, and chest and the appendicular skeleton is everything else or the bones that attach to the axial.

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8
Q

The skeletal system consists of how many bones, and how many are appendicular vs axial

A

206 Bones
126 Appendicular
80 axial

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9
Q

osteoblast

A

bone-building cells
builds bone tissue back up
B= BLAST builds up

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10
Q

osteonclasts

A

Break down your bone tissue
CL = CLEAVE destroys bone tissue

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11
Q

longest human bone

A

femur

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12
Q

Smallest Human Bone

A

Inner Ear
incu, malleus, stapes

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13
Q

ligament

A

connects bone to bone

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14
Q

Glycogen

A

storage form of glucose in muscles

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15
Q

Sarcomere

A

Section of the fiber muscle that contains all of the filaments necessary to cause muscle contractions. Where muscle contractions begin.

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16
Q

Myofibrils

A

Protein fibers that makeup muscle fibers

17
Q

Actin

A

Thin filaments in the sarcomere

18
Q

Myosin

A

Thick filaments in the sarcomere

19
Q

Z-line

A

Meeting point of each sacromere

20
Q

Sliding Filament Theory

A

Muscle contractions involving actin and myosin sliding past each other, shortening the muscle during concentric muscle contractions

21
Q

Type 1 muscle fiber

A
  1. Contains more capillaries, mitochondria, and myoglobin.
  2. increased oxygen delivery
  3. smaller in size
  4. less force produced
  5. slow to fatigue
  6. long term contraction (stabilization)
  7. slow twitch `
22
Q

Type 2 Muscle fiber

A
  1. Fewer capillaries, mitochondria, and myoglobin.
  2. Decreased oxygen delivery
  3. Larger in Size
  4. More force produced
  5. Quick to fatigue
  6. Short-term contraction (force and Power)
  7. Fast Twitch
23
Q

Capillaries

A

Smallest Blood Vessels and the site of exchange between the blood and the tissue.

24
Q

Synovial Joints

A