CSN Bio 223 Lab 5

83 flashcards

raises eyebrows, wrinkles forehead

function of frontalis

tenses and retracts scalp

functions of occipitalis

compresses and purses lip

function of orbicularis oris

Retracts and elevates the corner of the mouth

function zygomaticus major

compresses cheek

function of buccinator

elevates and protrudes lip

function of mentalis

tenses skin of neck, depresses mandible, pulls lower lip down

function of platysma

closes eye

orbicularis oculi

elevates mandible, closes jaw

function of masseter

elevates mandible

functions of temporalis

depresses ribs, flexes vertebral column

function of rectus abdominus

compresses abdomen, depresses ribs, flexes or bends spine

funtion of external oblique

compresses abdomen, depresses ribs, flexes or bends spine

functions of internal oblique

compresses abdomen, depresses ribs, flexes or bends spine

function of transversus abdominus

flexes neck

function of sternocleidomastoid

expands thoracic cavity, compresses abdominopelvic cavity

function of diaphragm

depresses ribs

function of internal intercostals

elevates ribs

function of external intercostals

depresses and protracts shoulder

function of subclavius

depresses and protracts shoulder, rotates scapula so glenoid cavity moves inferiorly

function pectoralis minor

Protracts shoulder, rotates scapula so glenoid cavity moves superiorly

function serratus anterior

extends clavicle, extends neck

function trapezius

elevates scapula

function of levator scapulae

adducts scapula and performs downward rotation (major)

function of rhomboid major

adducts scapula and performs downward rotation

function of rhomboid minor

extends vertebral column

function of iliocostalis

extends vertebral column

functions of longissimus

extends vertebral column

function of spinalis thoracis

sarcoplasm

yellow stuff close to the arrow

nuclei

label E

sarcoplasmic reticulum

white lines

t tubules

red lines

Mitochondrion

label B

errector spinae

the white looking thing on the vertebra

iliocostalis

the end part of the red stuff on the vertebra

Longissimus

the middle part of the red stuff on the vertebra

spinalis thoracis

the red part closes to the thoracic cavity

raises eyebrows, wrinkles forehead

name the function

tenses and retracts scalp

function

compresses and purses lip

function

retracts and elevates the corner of the mouth

function

compresses cheek

function

elevates and protrudes lip

function

tenses skin of neck, depresses mandible, pulls lower lip down

function

closes eye

function

elevates mandible closes jaw

function

elevates mandible

function

depresses ribs, flexes vertebral column

function

compresses abdomen, depresses ribs, flexes or bends spine

function

flexes neck

function

Expands thoracic cavity Compresses abdominopelvic cavity

function

depresses ribs

function

elevates ribs

function

depresses and protracts shoulder

function

depresses and protracts shoulder, rotates scapula so glenoid cavity moves inferiorly

function

protracts shoulder, rotates scapula so glenoid cavity moves superiorly

function

extends clavicle, extends neck

function

elevates scapula

function

Adducts scapula and performs downward rotation

function

extends vertebral column

function of I

extends vertebral column

function of L

extends vertebral column

function of S

sacromere

compresses abdomen, depresses ribs, flexes or bends spine

compresses abdomen, depresses ribs, flexes or bends spine

Adducts scapula and performs downward rotation

patellar tendon

acromioclavicular ligament

coracoclavicular ligament

coracoacromial ligament

glenohumeral ligament

frontalis

occipitalis

orbicular oris

platysma

mentalis

buccinator

zygomaticus major