Muscles Flashcards by Tay D.

Name the “breast/chest” muscle

P-ec-t-o-r-a-l-i-s

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Internal Oblique

Runs 2 right angles to those of the external obliqes

Start at iliac go up to last 3 ribs

same function as rectgus abdominus

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Sartorius

Weak thigh flexor, Tailor’s muscle b/x helps w/ vross-legges positiong

Origin: Pelvis

Insertion: Tibia

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Pectoralis Major forms the…

Part of upper skeleton (anterior axilla) adduvts and flexes arm

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Oblique fiber direction

Muscle fibers run on a diaginal

Forms “The V”

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Function of muscular system

Holds body erect

MAkes movement possible

Movement aids blood flow through viens back to the heart

3 types

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NAme and spell

O-r-b-i-c-u-l-a-r-i-s

o-r-i-s

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Spell the word that means:

By tib. & on lateral part of leg

Help plantar flexion & evert foot

P-e-r-o-n-e-u-s

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REctus fiber direction

Straight, upright, vetical fibers

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What type of diber direction is this

Transverse

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Trunk and neck mucles help…

move head, neck, shoulder girlde

move spinal column, ribs, head, arms

form ab. wall structure

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Smooth Muscle ex

Digestive Tract

Ducts leading from glands

Bronchi of the lungs

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Hamstring Group

Posterior

flex @ back of the knee

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Smooth Muscles Actions

Produce slow contrations

(Food moving through digestive tract)

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When SCM contract the neck ____ the ___

When SCM contract, the neck flexes the head

aka prayer muscle

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ADL stands for

At daily living

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Pectoralis Major

Fan shapped muscle covering upper part of chest starts @ shoulder girdle, and 1st six ribs, inserts @ proximal end of humerus

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Gastrocnemius

Attaches to bone by achilles tendon, prime mover for plantar flexion often called to dancers muscle

if cut hard to walk, and foot drags

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TRansverese Fibers look like….

Crosswire, horozonotal lines

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Quadriceps Group

Origin: Pelvis & femur

Insertion: Tibia by patellar tendon

together helps extend knee(kick), flex hip, can be used 4 injections especially in infants w poor development gluteus muscle

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Spell the word that means:Delicate connective tissue that surrounds/encases each muscle fiber

E-n-d-o-m-y-s-i-u-m

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Endomysium

Delicate connective tissue that surrounds/encases each muscle fiber

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Name and spell this facial muscle

B-u-c-c-i-n-a-t-o-r

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Whats Aponeuroses

Helps muscles attatch to other muscle; sheet like

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Trapezius

Form diamond shaped muscle Origin: Occipital bone, down vertebral column, ends at T_12,clavicle, scapula

Spell this muscle

G-a-s-t-r-o-c-n-e-m-i-u-s

Spell the word that means:Course membrane that wraps many fibers together

P-e-r-i-m-y-s-i-u-m

When the Trapezius contracts the\_\_\_\_\_\_ relaxes

When the Trapezius contracts the **_SCM_** relaxes

Name and spell

S-a-r-t-o-r-i-u-s

what is fine motor

Daily living tasks

3 types of Fiber Direction

Rectus Oblique Transverse Sphincter

Rectus Abdominis

Origin Pubis-Rib Cage Flex vertebral column Compress contents during defication & childbirth Breathing

Cardiac MUscle Tissue Acts like

Acts like smooth muscle tissue and helps move fluid through the heart

THe origin of a muscle is...

where the muscle originates,usually closer to the midline

Name the ways a muscle is named

origin Insertion Action Fiber Direction OF divisions shape

Head and Neck Muscle help us do what...

MOve head and neck talk, eat, drink facial expressions sing/instruments blink

Does this look good to you?

KEEP AT IT!

Transverse Abdomius

Run horozontally across ab. Origin: Lower Ribs, Iliac Crest INsertion: Pubis Compresses ab contents during defaction

Name and spell

M-a-s-s-e-t-er

Skeletal Muscular Tissue Ex.

Bicep Tricep Zygomatic Deltoid

Gluteus Minimus(medius)

Hip abductor hleps steady pelvis whe walking good 4 injections

whats the zygomaticus

Muscle @ corner of the mouth and over cheeck bone, raises corber of the mouth aka smile muscle

Arm and shoulder muscle help us...

FIne motor cordination(brush teeth, write/daily living) Pick up objects

Define Epimysium

"overcoat" of connective tissue that covers many fasciles; Deep fascia covers entire muscle

Is Skeletal Muscular Tissue Voluntary or Involuntary

Voluntary-under our conscious control

Masseter

Covers lower jaw & runs from zygomatic process and temoral bone- mandible . Helps close jaw, elevating mandible

Latssimus Dorsi

LArge flat muscles covers lower back Help extend & adduct humerus Very powerful & useful when swimming or punching

Perimysium

Course membrane that wraps many fibers together

Hip Joints

Anterior muscle group help flex thigh

Name and spell

L-a-t-i-s-s-i-m-u-s D-o-r-s-i

Peroneus Muscle Group

By tib. & on lateral part of leg Help plantar flexion & evert foot

Name

Tibalis

Define # of divisions

Describes the # of origins in a group , like biceps, triceps, quads.

How do you take an injection in the leg

gran right above knee put hand closest to groin squeeze raised area is your target :)

It pays off! How Bad do you want that Docotrate of Medicine

This is what you **LOVE!** ## Footnote **EMBRACE IT** *You better make those 12 years worth it*

Function of Skeletal Muscle tissue

Muscles that attaches to skeleton Makes body motion possible

Antagonist muscle of the Trapezius is....

SCM Elevates depress, abduct, stabilize, scapula

Smooth tissue functions

Move internal organs

Spell the word that has circular fiber direction

S-p-h-i-n-c-t-e-r

INtercostal Muscles

Depp muscles between ribs External intercoastal muscles help ,raise ribs 4 breathing in all help inhale Depress ribs to help move air in and out

Whats a Tendon

Coed-like and tough help attatch the fascia or epimysium(Overcoat of muscles) to bones

Where is Cardiac Muscle Tissue found?

The Heart

Name 2 muscles names by its shape

Trapezius deltoid

describe the muscle that pulls back ends of the mouth...

B-u-c-c-i-n-a-t-o-r horozontal fiber direct. inserts at obicularis oris Flatens cheek(whistling, blowing) Helps compress cheeck 2 hold in food

Smooth muscles are smooth muscles (in)voluntary?

Involuntary

What does skeletal tissue look like

Striated b/c the light and dark muscle bands create striped(striated) appearance

Function of the tendons

attach muscle to bone cushion to rough bones Provide stranegth to muscle and bone

describe the Orbicularis Oculi

Fibrous muscle surrounding muscle eye socket close.open eyes wink blink

Spell the largest visible nerve

S-c-i-a-t-i-c

Trunk muscle help us....

Stabilize trunk protect spinal cord elevates ribs flexes lumbar spine bend trunk erect posture Defecation

The insertion of a muscle is..

Where the muscle ends, usually away from the midline

Cardiac Muscle function

Forms walls of the heart Only place where this is found

look @ it

Spell and describe muscle over cheek bone

Z-y-g-o-m-a-t-i-c-u-s Coner of mouth to cheeck bone raises corner of mouth aka smiling muscle

2033 is closer than you think....

SLAAAY

Deltoid

Triangle shaped muscle forming rounded part of shoulder Great ite for injection in adults Prime mover in arm abduction

NAme and spell the muscle that surrounds your eye

O-r-b-i-c-u-l-a-r-i-s O-c-u-l-i

External Oblique

Make up lateral wall of abdomen Run meially from last 8 ribs-ilium Function same as rectus abdominus

Describe: Orcbicularis Oris

HElps eating, drinking , talking play istrument aka kissing muscle

NAme and spell

Z-y-g-o-m-at-i-c-u-s

What does cardiac tissue look like

Looks Like Skeletal Muscle

3 things of the Frontalis

COvers frontal bone, insesrts @ the eyebrow Raises Eybrows Creates wrinkles of forehead

Name and spell

T-r-a-p-e-z-i-us

Muscles that help form muscular wall, contain protect contents are called....

Anterior Abdominal Wall Muscles

Tibialis Anterior

Front leg Dorsi Flex ankle/ foot Origin: Tibia Insert: MEtatarsals

Skeletal MUscular Tissue actions

Contracts quickly \*like when running away\*

What is the cute guy pointing to?

HIs obliques ## Footnote \*heart eyes\*

Name & spell this

F-r-o-n-t-a-l-i-s

Your Cardiac Muscle is moved \_\_\_\_\_\_.

***_INVOLNTARY_***

Smooth Muscle looks...

smooth **_NO_** bands like skeletal muscle

Muscles are named by their action like....

Words like flexor Extensor (ab) Adductor

Sternocleidomastoid. Describe and give origin and Insertion

Pair of 2 headed muscle found bilateraly of neck. origin: sternum, clavicle Inserts: Mastoid process