Card Set Information
anatomy lab muscles, heart, brain, eye, ear, horse leg, bird skeleton
cutaneous cheek/neck muscle, ventral to pinna, dorsal/lateral neck
muscle that goes from the side of the neck down the shoulder to the arm. Extrinsic. Pulls arm forward, pulls head and neck laterally. Consists of cleidobrachialis
extrinsic muscle of thoracic limb. adductor of front leg. Keeps it under animal. upper 'V' of chest
intrinsic, cranial-lateral shoulder, below trapezius. Abducts and flexes
Thin cranial extrinsic muscle covering shoulder blade. Elevates and abducts the forelimb
extrinsic rib-flap muscle. Flexes the shoulder, pulling animal forward
serrated rib muscle. Extrinsic, sling that supports the body between forelegs.
extrinsic muscle of thoracic limb. adductor of front leg. Keeps it under animal. lower 'V' of chest
outer between-rib muscles. Inspiratory. Caudoventral.
6-pack muscle. separated by linea alba, ensheathed by aponeuroses of other muscles. Sternum to prepuce
external abdominal oblique
outside of ventral abdomen. caudoventrally
cranial thigh muscle. wraps medial and lateral sides. Most superficial
tensor fascia latae
muscle that attaches to fascia latae, superficial to vastus lateralis, flexes hip, extends stifle
gluteus maximus. Extends hip, abduct limb. smaller and caudal to middle gluteal
gluteus medius, extensor of hip, abductor of limb, larger and more cranial than superficial
lateral-most back-of-thigh muscle. Propel animal forward when walking
2nd-most-medial back-of-thigh muscle. Propel animal forward when walking
2nd lateral-most back-of-thigh muscle. propel animal forward when walking
Cranial scapular muscle. Extends shoulder joint. Intrinsic
Deep (window) brachial popeye muscle. Intrinsic. Flexes elbow.
intrinsic forearm muscle. Runs along cephalic vein. Supinates paw.
Extensor carpi radialis
intrinsic forearm muscle. between brachioradialis and common digital extensor. extends carpus and flexes elbow.
common digital extensor
intrinsic. Caudal to extensor carpi radialis, next to lateral digital extensor. Splits into four distinct tendons that extend digits. Extends carpus and digits.
lateral digital extensor
intrinsic. between common digital extensor and lateral ulnar. Splits into 4 tendons that are deep to the common digital extensor's. Flexes carpal joint, extends digits.
intrinsic. between common digital extensor and flexor carpi ulnaris. Only flexor that attaches to lateral epicondyle. Flexes carpal joint.
flexor carpi ulnaris
between lateral ulnar and SDF. Most caudal. 2 heads.
superficial digital flexor (thoracic)
intrinsic. Between 2nd head of flexor carpi ulnaris and flexor carpi radialis. Divides into 4 under-wrist tendons. Flexes digits and carpus
Flexor carpi radialis
between SDF and pronator teres. Superficial to DDF. Muscle belly only goes to middle of forearm. Flexes carpus.
obvious triangle on caudal side of forearm. pronates the paw.
caudal brachium, four heads (long, medial, lateral, accessory). Elbow extensor. Intrinsic
Extrinsic. deep to trapezis (scapula). draws shoulder dorsocranially
Caudal scapula. Intrinsic. Flexes shoulder
caudal shoulder between supraspinatus and teres major. Flexes shoulder and abducts thoracic limb. Intrinsic
portion of brachiocephalicus below the clavicle.
serratus dorsalis caudalis
serrated muscle, dorsal part of caudal-most ribs. Expiratory.
serratus dorsalis cranialis
insignificant inspiratory muscle over the dorsal part of ribs. Small. Pulls ribs forward
cervical vertebrae to first rib. Inspiratory. Under serratus ventralis
Internal abdominal oblique
second layer of abdominal muscles. Very thin. cranioventral.
third layer of very thin abdominal obliques. runs dorsoventrally.
medial-most back-of-leg muscle.
lateral head of quadriceps femoris. Under fascia latae
cranial, superficial head of quadriceps femoris
medial head of quadriceps femoris
deep to rectus femoris. Head of quadriceps femoris.
calf-like muscle. 2 heads, with sesamoids. Propels body forward. extension of tarsus and flexion of stifle.
shin-bone muscle. tendon veers off to medial side and attaches to plantar part of digits. Flexes the tarsus
long digital extensor
underneath cranial tibial. divides into four tendons. Extends digits of pelvic limb, flexes tarsal joint and extends stifle.
part that sticks out of a bird's sternum.
the big forearm bone
the smaller forearm bone
tibia and fibula of a bird
metatarsal bone. Cannon bone-like.
little thumb for steering on a bird
equine between cannon and long pastern
equine between long pastern and short pastern
joint between short pastern and coffin bone
P1 on a horse
P2 on a horse
bump above patella. Location of stay apparatus.
P3 on a horse
distal sesamoid behind coffin bone
clear layer over eye, part of fibrous layer. Allows light into eye. Pain receptors but no blood vessels.
white of eye. Part of fibrous layer
transparent bioconcave structure behind iris, focuses image on retina with help of ciliary body
posterior and anterior chambers in eye
jelly-filled cavity in inner eye between lens and retina.
vascular layer between sclera and retina. Supply blood to retina
back inside of eyeball. Contains rods and cones. Nervous layer of the eyeball.
iridescent part of choroid (vascular layer). Helps animal see in low light by reflecting back. Causes animal eye shine.
Colored part of eye. Part of vascular layer containing pupil. Behind cornea, in front of lens.
opening at center of iris. Circular. In nocturnal animals, a slit that closes completely. In iris in vascular layer.
ring-shaped structure located immediatly behind iris in the vascular layer of the eyeball. Consists of tiny muscles that adjust the shape of the lens to allow near or far vision.
lateral and medial canthus
corners of eye where lids meet.
membrane lining sclera and inner eyelid.
third eyelid located medially between eyelids and eyeball.
part of ear seen from outside. Funnel into external auditory canal
External auditory canal
L-shaped part of outer ear. Ends at tympanic membrane
ear drum. Membrane across external auditory meatus that vibrates with sound waves.
External auditory meatus
hole in side of skull where tympanic membrane is.
malleus, incus, stapes. Link tympanic membrane with cochlea
auditory tube that connects middle ear with pharynx. Equalizes pressure.
snail-like structure (4 parts) of inner ear that causes hearing. Attaches to stapes.
between cochlea and semicircular canals. Used for equilibrium (linear). (Utriculus, saccules and semicircular ducts)
(anterior, posterior, lateral). attach to vestibule in inner ear, rotational equilibrium
consists of pinna, external auditory canal and tympanic membrane
consists of eustachian tube and ossicles
consists of cochlea, vestibule and semicircular canals
huge nerve in inner thigh.
base of heart
apex of heart
outer lining of heart. Same as visceral serous membrane.
lining of chambers inside heart
muscle tissue of heart
top 1st chamber of the heart. Cranial and caudal vena cava and coronary artery empty into the right atrium. contains vena caval sinus and coronary sinus, and foramen ovale remnant. Tricuspid valve.
top 2nd chamber of the heart. pulmonary vein empties here. Bicuspid valve
bottom chamber of heart with thicker wall. Leaves here through aorta (aortic semilunar valve), enters through bicuspid/mitral valve.
lower chamber of heart with thinner wall. Smaller. blood enters through tricuspid valve and leaves through pulmonary semilunar valve into pulmonary trunk
in babies, where pulmonary artery connects with aorta, bypassing lungs
remnant of the closed ductus arteriosus; ligament that attaches pulmonary artery to aorta.
dip in septal wall where atria used to be open.
Between right atrium and right ventricle.
between left atrium and left ventricle
ascending aorta and pulmonary trunk have them.
flaps on top of heart (cranial view) containing pectinate muscles that help hold valves open.
Large artery from right ventricle to lungs. Splits into pulmonary arteries. Has semilunar valve
branch off pulmonary trunk heading to a lung. Only artery with deoxygenated blood
dumps into left atrium. Only vein with oxygenated blood.
main artery leading out of left ventricle, beginning of systemic circulation
heart strings stopping valves from everting. Held by papillary muscles
hold chordae tendinae to stop valves from everting.
circulation of blood through heart
cranial/caudal vena cava
depression the coronary artery sits in. Winds around base of heart to empty into right atrium
sit in coronary groove circling base of heart. Pump into right atrium. Bring heart muscle blood.
depression in right atrium that coronary artery empties into
vena caval sinus
area in right atrium that vena cavae empty into.
paraconal interventricular groove
huge groove in front of heart, diagonal toward apex
subsinuosal interventricular groove
big groove in back of heart, diagonal toward apex
big wrinkly portion of brain
middle nerves on ventral part of brain
most caudal nerves on ventral brain
folds of brain
lines of brain
cauliflower at back of brain
dip in bottom center of brain
pons to diencephalon
round part of ventral brain, just deep to medulla oblongata
part of midbrain that turns into spinal cord
bundle of nerves coming off back of brain
"tree of life" shape inside cerebellum
white part in center of brain that connects two halves and makes them talk
front of brain, where front nerves go.
frontal lobe of cerebrum
under frontal bone
parietal lobe of cerebrum
under parietal bone.