Study sets matching "physiology muscular system chapter 11"
Study sets
Diagrams
Classes
Users
Flexion
Extension
Hyperextension
Abduction
decreases angle at a joint (bend)
Increases angle at a joint (straighten)
Raising angle beyond an anatomical position
away from midline
Flexion
decreases angle at a joint (bend)
Extension
Increases angle at a joint (straighten)
Flexion
Extension
Hyperextension
Abduction
decreases angle at a joint (bend)
Increases angle at a joint (straighten)
Raising angle beyond an anatomical position
away from midline
Flexion
decreases angle at a joint (bend)
Extension
Increases angle at a joint (straighten)
Superior Rectus
Inferior Rectus
Lateral Rectus
Medial Rectus
Moves eyeballs... -Superiolarly (elevation) ... -Medially (adduction…
Moves eyeballs... -Inferiorly (depressions) ... -Medially (adduction…
Moves eyeballs ... -Laterally (abduction)
Moves eyeballs ... -Medially (adduction)
Superior Rectus
Moves eyeballs... -Superiolarly (elevation) ... -Medially (adduction…
Inferior Rectus
Moves eyeballs... -Inferiorly (depressions) ... -Medially (adduction…
Origin
Insertion
Belly
Skeletal Muscle Functions
Attachment of a muscle's tendon to the stationary bone
Attachment of the muscle's other tendon to the moveable bone
fleshy portion of muscle between tendons... ventral... Middle part o…
1. Contraction of belly produces movement by exerting force on…
Origin
Attachment of a muscle's tendon to the stationary bone
Insertion
Attachment of the muscle's other tendon to the moveable bone
Which of the following is NOT a general…
The skeletal muscle fiber characteristi…
The correct order of arrangement of ske…
Sarcoplasmic reticulum is:
protection
responding to nerve signals
fiber, myofibril, myofilament
none of the above
Which of the following is NOT a general…
protection
The skeletal muscle fiber characteristi…
responding to nerve signals
Occipitofrontalis
Levator Labii Superioris
Orbcularis Oculi
Orbicularis Oris
Raises eyebrow and pulls scalp posterior
Elevates upper Lip
Closes eye (blinking and squinting)
Closes moth and purses lips
Occipitofrontalis
Raises eyebrow and pulls scalp posterior
Levator Labii Superioris
Elevates upper Lip
Origin
Insertion
Belly
First Class Lever
Attachment of a muscle's tendon to the stationary bone
Attachment of the muscle's other tendon to the moveable bone
fleshy portion of muscle between tendons
E-F-L : ... FULCRUM in middle... (Scissors, Teeter-totter)
Origin
Attachment of a muscle's tendon to the stationary bone
Insertion
Attachment of the muscle's other tendon to the moveable bone
Which of the following is NOT a general…
The skeletal muscle fiber characteristi…
The correct order of arrangement of ske…
Sarcoplasmic reticulum is:
protection
responding to nerve signals
fiber, myofibril, myofilament
none of the above
Which of the following is NOT a general…
protection
The skeletal muscle fiber characteristi…
responding to nerve signals
responsible for moving the framework of…
excitability
contractility
extensibility
muscular system
ability to be stimulated
ability to contract, shorten or produce body movement
ability to extend, stretch which allows muscles to return to t…
responsible for moving the framework of…
muscular system
excitability
ability to be stimulated
Origin
Insertion
Belly
When is a mechanical advantage present?
Attachment of a muscle's tendon to the stationary bone (usuall…
Attachment of the muscle's other tendon to the moveable bone (…
fleshy portion of muscle between tendons
When the load (resistance) is closer to the fulcrum than the e…
Origin
Attachment of a muscle's tendon to the stationary bone (usuall…
Insertion
Attachment of the muscle's other tendon to the moveable bone (…
Origin
Insertion
Belly
First Class Lever
Attachment of a muscle's tendon to the stationary bone
Attachment of the muscle's other tendon to the moveable bone
fleshy portion of muscle between tendons
E-F-L : ... FULCRUM in middle... (Scissors, Teeter-totter)
Origin
Attachment of a muscle's tendon to the stationary bone
Insertion
Attachment of the muscle's other tendon to the moveable bone
How do skeletal muscles produce movemen…
Origin
Insertion
What happens when a muscle contracts?
Skeletal muscles produce movements by exerting force on tendon…
the attachment to the stationary bone
the attachment to the moveable bone
it draws one articulating bone toward the other
How do skeletal muscles produce movemen…
Skeletal muscles produce movements by exerting force on tendon…
Origin
the attachment to the stationary bone
which of the following is NOT a general…
the skeletal muscle fiber characteristi…
the correct order of arrangement of ske…
sarcoplasmic reticulum is:... a) a system…
b) protection
responding to nerve signals
fiber, myofibril, myofilament
d) none of the above
which of the following is NOT a general…
b) protection
the skeletal muscle fiber characteristi…
responding to nerve signals
protection
responding to nerve signals
fiber, myofibril, myofilament
none of the above
Which of the following is NOT a general function of muscule ti…
The skeletal muscle fiber characteristic of excitability direc…
The correct order of arrangement of skeletal muscle cells, fro…
Sarcoplasmic reticulum is:
protection
Which of the following is NOT a general function of muscule ti…
responding to nerve signals
The skeletal muscle fiber characteristic of excitability direc…
which of the following is NOT a general…
the skeletal muscle fiber characteristi…
the correct order of arrangement of ske…
sarcoplasmic reticulum is:... a) a system…
b) protection
responding to nerve signals
fiber, myofibril, myofilament
d) none of the above
which of the following is NOT a general…
b) protection
the skeletal muscle fiber characteristi…
responding to nerve signals
which of the following is NOT a general…
the skeletal muscle fiber characteristi…
the correct order of arrangement of ske…
sarcoplasmic reticulum is:... a) a system…
b) protection
responding to nerve signals
fiber, myofibril, myofilament
d) none of the above
which of the following is NOT a general…
b) protection
the skeletal muscle fiber characteristi…
responding to nerve signals
How do skeletal muscles produce movemen…
Origin
Insertion
What happens when a muscle contracts?
Skeletal muscles produce movements by exerting force on tendon…
the attachment to the stationary bone
the attachment to the moveable bone
it draws one articulating bone toward the other
How do skeletal muscles produce movemen…
Skeletal muscles produce movements by exerting force on tendon…
Origin
the attachment to the stationary bone
What are the general functions of Muscl…
What are the characteristics of Muscle…
What is the ability of the muscle to be…
What is the ability of the muscle to co…
-Movement... -Posture... -Heat Production
-Excitablility... -Contractility... -Extensibility
Excitability
Contractility
What are the general functions of Muscl…
-Movement... -Posture... -Heat Production
What are the characteristics of Muscle…
-Excitablility... -Contractility... -Extensibility
Which of the following is not a general…
The skeletal muscle fiber characteristi…
The correct order of arrangement of ske…
Which of the following are myofilament…
protection
responding to nerve signals
myofibril, myofilament, fiber
troponin and tropomyosin
Which of the following is not a general…
protection
The skeletal muscle fiber characteristi…
responding to nerve signals
Which of the following is not a general…
The skeletal muscle fiber characteristi…
The correct order of arrangement of ske…
Sarcoplasmic reticulum is:... A. A system…
B. Protection
A. responding to nerve signals
A. Fiber, myofibril, myofilament
D. None of the above
Which of the following is not a general…
B. Protection
The skeletal muscle fiber characteristi…
A. responding to nerve signals
Axial Skeleton
Appendicular Skeleton
Bone Organization
Fibrous Joints
- Basic frame work (e.g. skull, vertebral column, rib cage)
- Bones of appendages, pectoral, pelvic girdles
- Sutures: immovable joints; hold bones... - Ligaments: bone to b…
- Connect bones without allowing movement (e.g. skull, pelvis,…
Axial Skeleton
- Basic frame work (e.g. skull, vertebral column, rib cage)
Appendicular Skeleton
- Bones of appendages, pectoral, pelvic girdles
Excitability
Contractility
Extensibility
Sarcolemma
the ability to be stimulated
the ability to contract/shorten
the ability to extend/stretch
the plasma membrane of a muscle fiber
Excitability
the ability to be stimulated
Contractility
the ability to contract/shorten
Buccinator
Corrugator Supercilli
Depressor labii inferioris
Occipitofrontalis
muscles that compresses cheeks inward; whistling or kissing.
Draws eyebrow vertically and wrinkles skin of forehead
depresses lower lip
Top of head also known as epicranius, pulls forehead and eyebr…
Buccinator
muscles that compresses cheeks inward; whistling or kissing.
Corrugator Supercilli
Draws eyebrow vertically and wrinkles skin of forehead
Mechanical Advantage
Mechanical Disadvantage
Antagonist
Synergist
load is closer to the fulcrum, effort is farther from the fulc…
Load is farther from the fulcrum, effort of applied closer to…
Stretches and yields to the effects of the prime mover
prevent unwanted movements at intermediate joints
Mechanical Advantage
load is closer to the fulcrum, effort is farther from the fulc…
Mechanical Disadvantage
Load is farther from the fulcrum, effort of applied closer to…
Origin
Insertion
Belly (body)
Actions
the attachment of a muscle's tendon to the stationary bone (th…
the attachment of the muscle's tendon to the movable bone. (th…
the fleshy portion of the the muscle between the tendons. (the…
the main movements of a muscle when it contracts
Origin
the attachment of a muscle's tendon to the stationary bone (th…
Insertion
the attachment of the muscle's tendon to the movable bone. (th…