Term
|
Definition
Raises eyebrows
Wrinkles in forehead |
|
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Term
Facial Muscles
Occipitalis |
|
Definition
|
|
Term
Facial Muscles
Frontalis and occipitalis together form
|
|
Definition
|
|
Term
Facial Muscles
Galla aponeurotica provides
|
|
Definition
tight connection with skin &
loose connection with cranial bones
(possibility of scalp wound) |
|
|
Term
Facial Muscles
Orbicularis oculi
|
|
Definition
Closes eye
Allows to squint, blink & wink |
|
|
Term
Facial Muscles
Orbicularis oris
|
|
Definition
Closes & puckers lips
"kissing muscle" |
|
|
Term
Facial Muscles
Buccinator
|
|
Definition
Deep in cheek
Compresses cheek; involved in chewing
"muscles of pipers" |
|
|
Term
Facial Muscles
Zygomaicus
|
|
Definition
Raises mouth corner
"smiling corner" |
|
|
Term
|
Definition
Superficial on cheek
From temporal bone to mandible
Elevates mandible; major chewing |
|
|
Term
Chewing Muscles
Temporalis
|
|
Definition
Elevates mandible
Masseter synergist |
|
|
Term
|
Definition
Sheet-like; anterior
Pools mouth corners downward; tenses skin of neck
"samauri muscle" |
|
|
Term
Neck Muscles
Sternoclidomastoid
|
|
Definition
Flexes neck (if both contract)
"Prayer muscle"
Rotates the neck to opposite side--laterally (if one contracts) |
|
|
Term
Anterior Thorax Muscles
Pectoralis major
|
|
Definition
Adducts & flexes humerus
Medially rotates |
|
|
Term
Anterior Thorax Group
Name of Intercostal Muscles
|
|
Definition
External Intercostals
Internal Intercostals |
|
|
Term
Anterior Thorax Group
External intercostals
|
|
Definition
Elevates ribs
Involved in inhale |
|
|
Term
Anterior Thorax Group
Internal intercostals
|
|
Definition
Depresses ribs
Provides forceful exhale
Antagonists in breathing |
|
|
Term
Anterior Thorax Group
Internal intercostals
|
|
Definition
Depresses ribs
Provides forceful exhale
Antagonists in breathing |
|
|
Term
Anterior Thorax Group
Serratus anterior
|
|
Definition
Rotates scapula
Protracts scapula |
|
|
Term
Anterior Thorax Group
Pectoralis minor
|
|
Definition
| Depresses & protracts scapula |
|
|
Term
Posterior Muscles
Erector spinae group
|
|
Definition
| Extend trunk, prime Mover--antigravity |
|
|
Term
Move Pectoral Girdle & Upper Arm
Trapezius
|
|
Definition
"hood"
Extends neck & adducts scapula |
|
|
Term
Move Pectoral Girdle & Upper Arm
Rhomboideus minor & major
|
|
Definition
| Retracts & rotates scapula |
|
|
Term
Move Pectoral Girdle & Upper Arm
Latissimus dorsi
|
|
Definition
Form lower back
Extends, adducts, and medially rotates humerus
(back stroke during swimming) |
|
|
Term
Move Pectoral Girdle & Upper Arm
Deltoid
|
|
Definition
|
|
Term
Move Pectoral Girdle & Upper Arm
Teres major
|
|
Definition
| Extends, medially rotates & adducts humerus |
|
|
