Lab Exam 2

Frontal Lobe

Personality, critical thinking, somatic

Parietal Lobe

Pain

Occipital Lobe

Vision

Insula

Not developed organ awarness

Corpus Callosum

Separate 2 hemispheres

Dorsal Root Ganglion

Swelling area

Facial Nerve

Facial expressions: taste, tears, salvia

Vestibulocochlear Nerve

Balance Hearing

Glossopharyngeal Nerve

Tongue movement, gag reflex, swallow

Vagus Nerve

Bowel Sounds

Accessory Nerve

Rotate head, shrug shoulders

Hypoglossal Nerve

Stick tongue out

Optic Nerve

Eye chart, peripheral check

Olfactory Nerve

Smelling salts

Oculomotor

Open your eyes

Trigeminal Nerve

PERRLA (Pupils equally round reactive light accomadation

Abducens Nerve

Eye

Simple Reflex Arc

Protection, Homeostasis,

Babinski’s Reflex

Negative sign where toes curl a positive sign when toes flare up (Normal < 2 years CNS lesion if > 2 years)

Frontalis

Elevates eyebrows

Orbicularis Occuli

Closes eye, squinting

Sterncleiodomastoid

Nodding “Yes or No”

Masseter

Chewing

Buccinator

Smile, sucking

Rectus Abdominis

Flexes torso

Deltoid

Abduction of arm

Pectoralis Major

Adduction of arm

Triceps Brachii

Elbow extends

Biceps Brachii

Elbow Flexion

Brachioradialis

Supination

Trapezius

Shrug shoulders

Latisssimus Dorsi

Abduction Arm “Swimmer muscle”

Sartious

Cross the legs

Quadriceps

(Rectus Femoris, Vastus Medialis, Vastus Lateralis) Knee extension

Tensor Fasciae Latae

Abduct Hip, Hip flexion

Gluteus Medius

Hip Abduction

Gluteus Maximus

Hip Extension

Hamstrings

Knee flexion (Semimembranosus, semitendinosus, Biceps Femoris)

Gastrocnemius

Plantar Flexion,

Tibialis Anterior

Doris Flexion

Red Fibers

Small, slow very high endurance, Aerobic (Uses o2) lot of mitochondria (ATP) More than 30 sec

White Fibers

Large, fast, great force, low endurance, few mitochondria, store glycogen, glycolysis, short, lifting weights, sprinting (Less than 30 sec)

Pink Fibers

Hybrid white fibers, HIT training, cross fitting, Large, fast, endurance Aerobic & anaerobic >30 sec

Cerebellum

Proprioceptor input, voluntary coordinated movement

Central Canal

Holds CSF and circulates

Pia Mater

top layer delicate

Arachnoid Mater

Middle layer

Dura Mater

Outer layer and toughest layer

Thalamus

“Relay center” post office

Hypothalamus

Homeostatic center: temperature, hunger, thirst sex drive, endocrine activity

Pineal Gland

Produces melatonin, shuts down recticular information

Pons

Initiates Urination, regulates breathing

Medulla Oblongata

Vitals signs, regulating BP, HR,RR

Ventral Root

Motor

Dorsal Root

Sensory

Dorsal Root Ganglion

Swelling of Spinal nerve

Zygomaticis

Helps with smiling

Buccinator

Sucking, whistling