Study sets matching "muscle functions"

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Study sets matching "muscle functions"

11 terms
Muscle Functions
Biceps Brachii
Triceps Brachii
Trapezius
Latissimus dorsi
When you bend your arm to show how strong you are, this is th…
After the biceps brachii bends the arm, another muscle must s…
it lets you tilt your head backward and shrug your shoulders.
Although this muscle helps to move the shoulders, its most im…
Biceps Brachii
When you bend your arm to show how strong you are, this is th…
Triceps Brachii
After the biceps brachii bends the arm, another muscle must s…
40 terms
Muscle Functions
frontalis
temporalis
orbicularis OCULI
masseter
facial expression; raises eyebrows
muscle of mastication; elevation of mandible
closes the eyelids
elevation of mandible
frontalis
facial expression; raises eyebrows
temporalis
muscle of mastication; elevation of mandible
25 terms
Muscle Functions
Hamstring Group
Quadriceps Group
Biceps
Triceps
Flexes the knee
Extends the knee
Flexes the elbow
Extends the elbow
Hamstring Group
Flexes the knee
Quadriceps Group
Extends the knee
50 terms
Muscle Functions
External Intercostals
Rectus Abdominis
Gracilis
Internal Obliques
Elevates the ribs.... Cause expansion of chest cavity.
Compresses abdomen.... Flexes trunk.... Assist in regular breathing…
Adducts the thigh.... Flexes & adducts the leg.... Medial rotation…
Compresses abdomen.... Depresses ribs.... Flexes/rotates vertebral…
External Intercostals
Elevates the ribs.... Cause expansion of chest cavity.
Rectus Abdominis
Compresses abdomen.... Flexes trunk.... Assist in regular breathing…
Muscle Functions
adductor magnus
biceps brachii
biceps femoris
diaphragm
adducts hip
flexes elbow
extends hip and flexes knee
increases size of thoracic cavity
adductor magnus
adducts hip
biceps brachii
flexes elbow
55 terms
Muscle Functions
Frontalis
Orbicularis Oculi
Zygomaticus Major
Depressor anguli oris
raise eyebrows
closes the eyelids
elevates the upper lip, smile
depresses the mouth
Frontalis
raise eyebrows
Orbicularis Oculi
closes the eyelids
71 terms
Muscle Functions
frontalis... raises eyebrows
occipitals... draws scalp posteriorly
orbicularis oris... puckers mouth
orbicularis oculi... blink
frontalis... raises eyebrows
occipitals... draws scalp posteriorly
Muscle Functions
Frontalis
Orbicularis Oculi
Zygomaticus
Platysma
raise eyebrows
closes the eyelids
smile
pulls down corner of mouth, frown
Frontalis
raise eyebrows
Orbicularis Oculi
closes the eyelids
Muscle functions
Deltoid
Biceps
Triceps
Abdominals
Raises your arm sideways at the shoulder (arm abduction).
Bends your arm at the elbow (arm flexion).
Straightens your arm at the elbow (arm extension).
Pulls in the abdomen and allows trunk to bend forward. Flexes…
Deltoid
Raises your arm sideways at the shoulder (arm abduction).
Biceps
Bends your arm at the elbow (arm flexion).
19 terms
Muscle Functions
epimysium
perimysium
endomysium
myofibril
epimysium
perimysium
52 terms
Muscle functions
Circumduction
Flexion
Extension
Abduction
Moving a limb or finger so it makes a cone
Decreasing angle between two bones
Increasing angle between two bones
Moving limb away from midline
Circumduction
Moving a limb or finger so it makes a cone
Flexion
Decreasing angle between two bones
Muscles Functions
Isolated Function: Concentrically acce…
Isolated Function: Concentrically acce…
Isolated Function: Concentrically acce…
Isolated Function: Concentrically acce…
Anterior Tibialis
Gastrocnemius
Posterior Tibialis
Soleus
Isolated Function: Concentrically acce…
Anterior Tibialis
Isolated Function: Concentrically acce…
Gastrocnemius
Muscle- Functions
Buccinator
Frontalis
Masseter
Orbicularis oris
Used to suck in your cheeks
Used to form the horizontal frown crease on your forehead
prime mover of jaw closure
the kissing muscle "puckers lips", whistling
Buccinator
Used to suck in your cheeks
Frontalis
Used to form the horizontal frown crease on your forehead
19 terms
Muscle functions
Subclavius
Pectoralis minor
Serratus anterior
Trapezius
Depresses and moves clavicle anteriorly; stabilizes pectoral…
Abducts scapula and rotates it downward
Abducts scapula and rotates it upward
Adducts and rotates scapula upward; stabilizes scapula
Subclavius
Depresses and moves clavicle anteriorly; stabilizes pectoral…
Pectoralis minor
Abducts scapula and rotates it downward
36 terms
Muscle Functions
temporalis
adductors
tensor fasciae latae
wrist flexors
closes jaw
move thighs together
move thighs apart
flex wrist
temporalis
closes jaw
adductors
move thighs together
51 terms
Muscle Functions
pectoralis major
pectoralis minor
pectoantebrachialia
masseter
flexes, adducts, rotates arm medially
pulls scapula forward and downward
cat only
elevates jaw
pectoralis major
flexes, adducts, rotates arm medially
pectoralis minor
pulls scapula forward and downward
Muscle Functions
Frontalis
Orbicularis Oculi
Temporalis
Masseter
Raises eyebrows and wrinkles forehead
Blinking
Elevates and retracts mandible at temporomandibular joint to…
Elevates and protracts mandible to close jaw
Frontalis
Raises eyebrows and wrinkles forehead
Orbicularis Oculi
Blinking
Muscle Functions
Frontalis
Orbicularis oculi
Orbicularis oris
Temporalis
Raises eyebrows
Blinks and closes eyes
Closes and protrudes lips
Closes jaw
Frontalis
Raises eyebrows
Orbicularis oculi
Blinks and closes eyes
Muscle Functions
massester
Orbicularis oculi
Orbicularis Oris
Sternocleidomastoid
close the mouth
Closes eyelids
Kissing muscles
Paired muscle that flexes head and rotates head to side
massester
close the mouth
Orbicularis oculi
Closes eyelids
28 terms
Muscle Functions
gluteus maximus
gluteus medius
biceps femoris
rectus femoris
extends thigh at hip and laterally rotates thigh
abducts and medially rotates thigh
flexes leg at knee and extends thigh at hip
extends leg at knee and flexes thigh at hip joint
gluteus maximus
extends thigh at hip and laterally rotates thigh
gluteus medius
abducts and medially rotates thigh
69 terms
Muscle Functions
Elevate the eyebrows
Elevate the mandible
Elevate the corners of the mouth
Close the eyes
Frontalis
Temporalis
Zygomaticus
Orbicularis oculi
Elevate the eyebrows
Frontalis
Elevate the mandible
Temporalis
85 terms
Muscle Functions
frontalis... raises eyebrows
occipitals... draws scalp posteriorly
orbicularis oris... puckers mouth
orbicularis oculi... blink
frontalis... raises eyebrows
occipitals... draws scalp posteriorly
Muscle Functions
Sternocleidomastoid
Serratus Anterior
Trapezius
Pectoralis Major
Flexes head and rotates head laterally
Punch forward
Elevates, rotates, and depresses the scapula
Adduct, flexes and medially rotates arm
Sternocleidomastoid
Flexes head and rotates head laterally
Serratus Anterior
Punch forward
27 terms
Muscle- Functions
Buccinator
Frontalis
Masseter
Orbicularis oris
Used to suck in your cheeks
Used to form the horizontal frown crease on your forehead
prime mover of jaw closure
the kissing muscle "puckers lips", whistling
Buccinator
Used to suck in your cheeks
Frontalis
Used to form the horizontal frown crease on your forehead
29 terms
Muscle Functions
Pectoralis Major
External Oblique
Sternocleidomastoid
Biceps Brachii
pulls arm forward and down
twists torso
helps rotate head
flexes elbow
Pectoralis Major
pulls arm forward and down
External Oblique
twists torso
8 terms
Muscle Functions
Pectoralis Major
Pectoralis Minor
External Intercostals
Serratus Anterior
keeps arm attached, arm wrestling, picking up a baby, flappin…
holds shoulder in place
under ribs, relax/contract in breathing
"boxers muscle"
Pectoralis Major
keeps arm attached, arm wrestling, picking up a baby, flappin…
Pectoralis Minor
holds shoulder in place
Muscle Functions
frontalis
orbitularis oculi
nasalis
orbicularis oris
raises eyebrows
closes eyes
widens nostrils
Closes, protrudes lips, speech
frontalis
raises eyebrows
orbitularis oculi
closes eyes
40 terms
Muscle Functions
Frontalis
Orbicularis oculi
Orbicularis oris
Buccinator
raises eyebrows
closes eyes, squints, blinks, winks
closes mouth and protudes the lips
flattens the cheek, chews
Frontalis
raises eyebrows
Orbicularis oculi
closes eyes, squints, blinks, winks
36 terms
Muscle Functions
sternocleidomastoid
Mylohyoid
Omohyoid
Sternohyoid
Flexes, rotates head
Depresses mandible
Depresses Hyoid
Depresses Hyoid
sternocleidomastoid
Flexes, rotates head
Mylohyoid
Depresses mandible
7 terms
Muscle Functions
Movement
Posture
Stabilization of Joints
Heat Generation
A. Skeletal Muscle ... 1. Allows us to ambulate ... B. Smooth Musc…
A. Constantly working to keep us erect or seated. (Even when…
A. Through tendons (muscle to bone) & aponeurosis
A. Heat is a by-product of muscle contraction... Ex: Goose Bump…
Movement
A. Skeletal Muscle ... 1. Allows us to ambulate ... B. Smooth Musc…
Posture
A. Constantly working to keep us erect or seated. (Even when…
28 terms
Muscle Functions
Frontalis
Occipitalis
Orbicularis Oris
Zygomaticus Major
Raises eyebrows, Wrinkles forehead
Tenses and retracts scalp
Compresses and purses lips
Retracts and elevates the corner of the mouth
Frontalis
Raises eyebrows, Wrinkles forehead
Occipitalis
Tenses and retracts scalp
23 terms
Muscle Functions
Frontalis
Orbicularis oculi
Sternocleidomastoid
Rectus abdominis
Raises eyebrow; helps make expressions
Closes eye
Pulls head to one side, pulls head toward chest, or raises st…
Tenses abdominal wall and compresses abdominal contents; also…
Frontalis
Raises eyebrow; helps make expressions
Orbicularis oculi
Closes eye
Muscle Functions
External Intercostals
Rectus Abdominis
Gracilis
Internal Obliques
Elevates the ribs.... Cause expansion of chest cavity.
Compresses abdomen.... Flexes trunk.... Assist in regular breathing…
Adducts the thigh.... Flexes & adducts the leg.... Medial rotation…
Compresses abdomen.... Depresses ribs.... Flexes/rotates vertebral…
External Intercostals
Elevates the ribs.... Cause expansion of chest cavity.
Rectus Abdominis
Compresses abdomen.... Flexes trunk.... Assist in regular breathing…
50 terms
Muscle Functions
Frontalis
Orbicularis Oculi
Zygomaticus Major
Masseter
raise eyebrows
closes the eyelids
elevates the upper lip, smile
elevates the mandible
Frontalis
raise eyebrows
Orbicularis Oculi
closes the eyelids
34 terms
Muscle Functions
Trapezius
Sternocleidomastoid
Orbicularis oculi
Occipitiofrontalis
this muscle is__________ and it moves the scapula and extends…
this muscle is__________ and it rotates and laterally moves t…
this muscle is__________ and it closes the eyes (winks)
this muscle is__________ and it raises the eyebrows and wrink…
Trapezius
this muscle is__________ and it moves the scapula and extends…
Sternocleidomastoid
this muscle is__________ and it rotates and laterally moves t…
5 terms
Muscle Functions
Muscle Function 1
Muscle Function 2
Muscle Function 3
Muscle Function 4
Movement of bones or fluid (blood)
Maintaining posture and body position
Stabilizing joints
Heat generation (especially skeletal muscle)
Muscle Function 1
Movement of bones or fluid (blood)
Muscle Function 2
Maintaining posture and body position
24 terms
Muscle Functions
external oblique (Bi)
external oblique (Uni)
internal oblique (Bi)
Internal oblique (Uni)
flex trunk, compress abdomen, lift anterior part of the pelvi…
contralateral rotation and ipsilateral lateral flexion
flex trunk, compress abdomen, lift anterior part of the pelvi…
ipsilateral rotation, ipsilateral lateral flexion
external oblique (Bi)
flex trunk, compress abdomen, lift anterior part of the pelvi…
external oblique (Uni)
contralateral rotation and ipsilateral lateral flexion
Muscle Functions
Biceps
Triceps
Deltoids
Latissimus Dorsi
Bend the arm at the elbow
Straighten the arm at the elbow
Raises arms at the shoulder
Pulls arms down
Biceps
Bend the arm at the elbow
Triceps
Straighten the arm at the elbow
Muscle Functions
frontalis
orbicularis oculi
orbicularis oris
temporalis
raises eyebrows
blinks and closes eyes
closes and protrudes lips
closes jaw
frontalis
raises eyebrows
orbicularis oculi
blinks and closes eyes
Muscle & Functions
Frontalis
Orbicularis Oculi
Temporalis
Occipitalis
Action: Raises eyebrows
Action: closes eyelids; used in blinking, winking, and squint…
Action: Closes jaw
Action: Draws scalp backwards
Frontalis
Action: Raises eyebrows
Orbicularis Oculi
Action: closes eyelids; used in blinking, winking, and squint…
12 terms
Muscle Functions
All or None Law
Muscle Strength Gradation
Multiple Motor Unit Summation
Wave Summation
Fiber contracts completely or not at all
Only use 33% of muscle fibers
More motor unites per unit of time
Vary frequency of contraction of individual motor units
All or None Law
Fiber contracts completely or not at all
Muscle Strength Gradation
Only use 33% of muscle fibers
25 terms
Muscle Functions
Sternocleidomastoid
Sternohyoid
Digastric
Mylohyiodeus
Turns head & flexes neck
Depresses the hyoid bone
Depresses lower jaw
Raises floor of mouth
Sternocleidomastoid
Turns head & flexes neck
Sternohyoid
Depresses the hyoid bone
Muscle functions
Biceps brachii
Deltoid
External Oblique
Masseter
flexes elbow and supinates forearm (turns corkscrew and pulls…
abducts humerus (active during rhythmic arm swinging movement…
- flexes and rotates vertebral column (side bend)
- elevates mandible (closes jaw during chewing)
Biceps brachii
flexes elbow and supinates forearm (turns corkscrew and pulls…
Deltoid
abducts humerus (active during rhythmic arm swinging movement…
Muscle Functions
Biceps Brachii
Coracobrachialis
Brachialis
Triceps Brachii
Shoulder flexion, elbow flexion, forearm supination
Shoulder flexion & adduction
Elbow flexion
Elbow extension; Shoulder adduction & extension
Biceps Brachii
Shoulder flexion, elbow flexion, forearm supination
Coracobrachialis
Shoulder flexion & adduction
Muscle Functions
Frontalis
orbicularis oculi
orbicularis oris
sternocleidomastoid
raises eyebrow, wrinkles forehead
eyelids, open/closes eyes
mouth, kissing muscle, open/closes mouth
flexes neck, rotates head
Frontalis
raises eyebrow, wrinkles forehead
orbicularis oculi
eyelids, open/closes eyes
85 terms
Muscle Functions
Orbicularis Oculi
Frontalis
Procerus
Orbicularis Oris
closes the eye
wrinkles the skin of the forehead
wrinkles the skin of the bridge of the nose
purses the lips
Orbicularis Oculi
closes the eye
Frontalis
wrinkles the skin of the forehead
14 terms
Muscle Functions
Sternocleidomastoid
Trapezius
Deltoid
Pectoralis Major
turns and flexes head
extends head; moves shoulder backward
abducts arm
adducts and flexes upper arm
Sternocleidomastoid
turns and flexes head
Trapezius
extends head; moves shoulder backward
19 terms
muscle functions
triceps brachii
biceps
deltoids
pectorals
extend elbow
flex arm at the elbow
move the arm in all directions at the shoulder
adduct the arm at the shoulder
triceps brachii
extend elbow
biceps
flex arm at the elbow
Muscle Functions
Epicranius
Occipitalis
Frontalis
Epicranial Aponeurosis
The scalp is covered by a broad muscle called the:
The muscle located in the nape of the neck that draws the sca…
Raises eyebrows
a tendon that connects the Occipitalis and the Frontalis
Epicranius
The scalp is covered by a broad muscle called the:
Occipitalis
The muscle located in the nape of the neck that draws the sca…
34 terms
Muscle Functions
Frontalis
Orbicularis Oculi
Nasalis
Orbicularis Oris
raises eyebrows, wrinkles forehead
closes eyes, enables squinting
modifies size of nostrils
closes lips, produces kissing motion
Frontalis
raises eyebrows, wrinkles forehead
Orbicularis Oculi
closes eyes, enables squinting
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