Anatomy
What is the sling muscle?
Serratus Ventralus
What is a 16-32 celled embryo called?
morula
Locomotion, Swallowing, Respiration, Digestion, Parturition, Generation of body heat, blood and lymph circulation
Where does calcium bind on actin?
Troponin
-70 mV
What is the real name for the elbow joint?
Humeroradioulnar Joint
What is the bottom layer of the bilaminar disc?
Hypoblast
What percent of the body is smooth muscle and cardiac muscle?
10%
In depolarization, which opens first? The Na channel or the K channel?
Na channel
This somite derivative forms the axial skeleton
Sclerotome
Which head of the triceps acts on the shoulder and elbow?
Long Head
What is a teratogen?
anything that can cause congenital anomalies
What is the epimysium?
surrounds the entirety of the muscle
T or F: Totipotent cells can form all cell types including placental.
True
This somite derivative forms the myotome
skeletal muscles
What 3 joints make up the carpus?
Antebrachiocarpal, middle carpal, and carpometacarpal
What are the 3 derivatives of the somite?
Dermatome, myotome, sclerotome
What type of muscle fibers do dogs have?
2A
Name the extensors of the carpus
Extensor carpi radialis, common digital extensor, lateral digital extensor, ulnaris lateralis
T or F: The sagittal plane divides a dog into two even halves.
False
Name the 5 shoulder extensors.
Be careful SIS.
Biceps Brachii, coracobrachialis, subscapularis, infraspinatus, supraspinatus
Name the 4 layers of mesoderm and what they form.
Axial - Notochord
Paraxial - somite
Intermediate - genital + urinary
Lateral Plate - somatic and splanchnic mesoderms
Name the components of thin filaments and their structure.
Actin troponin tropomyosin. 2 strands of actin and 2 strands of tropomyosin with troponin protein located along the strands
Flexor, supports meteacarpophalangeal joint
What does the distal digital annular ligament do?