clemson lab practical 3 (cat dissection)

the neuromuscular junction

know:

Muscle Fiber

Motor Neuron

Axon Terminal

Muscle Fiber of the neuromuscular junction

Motor neuron of neuromuscular junction

A

axon terminal of neuromuscular junction

skeletal muscle (cross section)

Muscle fiber ( skeletal muscle cell)

each individual section

endomysium of skeletal muscle

encloses a single muscle fiber

nucleus of skeletal muscle

skeletal muscle longitudinal

know striations

muscle fiber

nucleus

myofiber of skeletal muscle (longitudinal)

entire length of pink

Smooth muscle

know

nucleus

muscle fiber

muscle fiber of smooth muscle

circular structure with nucleus enclosed

cardiac muscle

know

striations

intercalated disc

nucleus

Pectoantebrachialis

pectoralis major cat

pectoralis minor cat

Xiphihumeralis

triceps brachii cat

Epitrochlearis

superficial to the triceps brachii

rectus abdominis cat

external oblique cat

darker then the rectus abdominis

internal oblique cat

deep to the external oblique...thin layer of muscle

transversus abdominis cat

scalenus cat

serratus ventralis cat

deep to the scalenus

transverse costarum cat

A- medial to the scalenus

biceps brachii cat

superior to the triceps brachii

Clavotrapezius cat

clavotrapezius

acromiotrapezius

spinotrapezius

Clavobrachialis (clavodeltoid) cat

Acromiotrapezius

Spinotrapezius

latissimus dorsi cat

caudial to the spinotrapezius

acromiodeltiod

5

caudial to clavobrachialis

apart of y

Spinodeltoid

apart of y

gluteus maximus cat

gluteus medius cat

bigger then the gluteus maximus in the cat

gluteus minimus cat

deep to the gluteus medius

levator scapulae ventralis cat

apart of y

rhomboideus cat

along the midline on the posterior of the cat

supraspinatus cat

medial

Infraspinatus cat

in between supraspinatus and teres major

teres major cat

lateral

teres minor cat

Subscapularis cat

spinalis dorsi cat

15

illocostalis

same as on cat

Multifidus spinae

external intercostals cat

Sartorius cat

gracilis cat

tensor fasciae latae cat

Gastrocnemius cat

biceps femoris cat

illiopsoas cat

5

Pectineus cat

adductor longus cat

Semimembranosus cat

Semitendinosus cat

abductor femoris

caudial to adductor longus

vastus lateralis cat

outer bun

rectus femoris cat

hot dog

vastus medialis cat

inner bun

Caudofemoralis cat

Piriformis cat

gemellus cranialis cat

honey comb - first one towards head

obturator internus cat

honey comb 2 and 4

gamellus caudalis cat

honey comb 3

quadratus femoris cat

honey comb 5

Longissimus dorsi cat