Chapter Test 2
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What are the four functions of the Muscualr System?
- Produced Heat
What are the major types of muscles?
What is the Skeletal Muscles Location, Control, contraction and characteristics?
- Attached to the bone
- straited (striped)
What connects muscles to the bone?
what are tough fibrous connective tissues that cover entire muscle groups?
Which cover is immediately under the facsia?
What wraps group of muscle bundle?
Which wraps individual muscle fibers?
Movement is cause by shortening of what? What is this called?
- sliding theory
What are the two types of myofibrils?
- Actin: thin filament
- Myosin: thick filament
Two types of production of energy for muscles?
- Aerobic: Creates ATP (adenosine triphosphate)
- Anaerobic: Creatine phosphate (CP)
- Slow twitch: longduration: NO lactic acid
- Fast twitch: short bursts: YES lactic acid
What does lactic acid cause?
What is a muscle spasm?
Cramp or lack of electrolytes
What is it called when the muscle is attatched to a "fixed" bone?
What is it called when a muscle is attatched to a "moveable" bone?
what is the main muscle that effects movement called?
Which is the helper muscle that helps the Prime Mover?
Which muscle works opposite of the Prime Mover?
Tough flat fibrous tissues connecting 2 muscles?
Tough fiber that connects bones?
Any injury to the tendon & muscle?
Any injury to the ligament?
Muscles are named according to what?
- Muscle Fiber Direction
Bend at the joint?
Straighten the joint?
Away from the mid-line?
Twist at the Axis
Towards the mid-line
Out wards movement
In wards movement
Motor unit is made up of?
- Nerve terminal
- Muscle fibers
Principle Neuro Transmitter?
What secretes into the blood and is trasported to specific TARGET organs/cells thereby affecting their functions?
Which Glands are in the head?
- Pineal Gland
- Pituitary Gland
Stimulates all Cells
Stimulates Ovaries & Testis
Follicle Stimulating Hormone(FSH)?
Stimulates eggs & sperms production and growth
stimulates Milk formation
Stimulates Uterine contraction/ejaculation
Vasopressin (ADH)-Anti-diuretic hormone
Stimulates kidenys to conserve H2O
What Gland are in the Neck?
- Thyroid Gland
- Parathyroid Gland
What Gland are in the Chest?
Thymus Gland (regulates T-cells)
What Gland are in the abdomen?
- Pancreas - Insulin - keeps blood sugar DOWN
- Glucagon - Release Sugar from liver - keeps blood sugar UP
- Cortisol(steroid)- affect ALL cells
- Aldosterone- regulates electrolytes
- Epinephrine(adrenalin) - neuro transmitter
What glands are in the Pelvic cavity?
- Ovaries - Estrogen
- Testis - Testoserone
Types og Howmones?
- Steroid - easily enters ALL cells
- Non-steroid - All hormones - needs receptors on cell membrane
What would you like to do?
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