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General Biology 2 > Muscular System > Flashcards

Muscular System Flashcards

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1
Q

Function of the Muscular System

A
  1. Movement
  2. Posture
  3. Heat production
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2
Q

Type of muscle which is attached to skeleton; spindle-shaped

A

Striated Voluntary or Skeletal Muscle

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3
Q

Controlled by voluntary nervous system via ________ _______ _________ in spinal and in some cranial nerves

A

Somatic Motor Nerves

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4
Q

Composed of muscle fibers bound together by a ________

A

Fascia

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5
Q

Each muscle contains several muscle bundle or _________

A

Fasciculi

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6
Q

Located in muscle layer of visceral organs

A

Smooth Involuntary or Visceral Muscle

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7
Q

Controlled by autonomic nervous sytem via ________ ___________ ____________ in autonomic, spinal, and some cranial nerves

A

autonomic motor neuron

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8
Q

Found in the heart

A

Striated Involuntary or Cardiac Muscle

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9
Q

Steps in Muscle Fiber Contraction

A

Electrical Energy transmitted (EET) , Calcium ion released (CIRZ) , ATP released causes contraction (ARCC).

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10
Q

Types of muscles as to action: bends

A

Flexor

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11
Q

Types of muscles as to action: straightens

A

Extensor

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12
Q

Types of muscles as to action: draws toward median

A

Adductor

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13
Q

Types of muscles as to action: away from median

A

Abductor

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14
Q

Types of muscles as to action: raises

A

Levator

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15
Q

Types of muscles as to action: lowers

A

Depressor

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16
Q

Types of muscles as to action: closes an opening

A

Constrictor

17
Q

Types of muscles as to action: opens widely

A

Dilator

18
Q

Types of muscles as to action: hand forward

A

Pronator

19
Q

Types of muscles as to action: palm forward

A

Supinator

20
Q

Types of muscles as to action: turns

A

Rotator

21
Q

enlargement of a muscle

A

Hypertrophy

22
Q

reduction in the size

A

Atrophy

23
Q

subsequent contractions (Staircase Phenomenon)

A

Treppe

24
Q

rapid, repetitive, involuntary skeletal muscle contractions

A

Shivering

25
Q

sustained muscle contraction

A

Cramps

26
Q

State of the body after death

A

Rigor Mortis

27
Q

body enters rigor state about __ hours after
death and comes out of rigor about __ hours later

A

24

28
Q

Sinusoid membrane and contains synovial fluid. Acts as cushion.

A

Bursae

General Biology 2 (6 decks)

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