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47 Cards in this Set
- Front
- Back
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cryptochid |
testes thru ingunial canal is incomplete(doesnt reach scortum) |
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pizzle eye |
untrimmed muscle, for beef grading.also called “jump muscle or erector muscle” |
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beef grading |
pronounced masculinity（not tender and juicy）: enlarged ischiocavernosus muscle, crestiness. dark color lean |
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prepuce |
包皮 penis protude from for breeding |
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bulbourethral gland |
cowper's gland size relates to boar taint hormone attract sow secrete lubricant before ejaculation（urethra） |
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androstenone |
hormone in cowpers gland fat soluble compound, to mate |
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improvac |
immunocastrate boar avoid stress of physical castration, boar taint 2 dosage:1 to prime system, 2 to stop testicular development. |
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corpus cavernosum |
2 bundle of erectile tissue penis and urethae network of ct and blood filled space or sinuse |
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saltatory conduction |
ap jump from one node of ranvier to another, skipping the myelin sheath |
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mutiple sclerosis |
damage of myelin sheath -loss of normal muscle control, cannot make coordinated movement |
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epineprine |
excitatory neurotransmitter catecholamine produce by adrenal medulla |
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norepinephrine |
flight or fright with sympathetic ns -excitatory neurotransmitter catecholamine produce by adrenal medulla release from postsynaptic membrane to break down Ach, pick up by synaptic knob |
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dopamine |
found in brain -parkinson dis- decrease number of functioning dopamine neuron result in muscle tremor and shaky gait |
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neural canal |
vertebrae spinal cord within |
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hypermetria |
伸展过度，result of damage or disease of cerebellum |
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foramen magnum |
where continuation of brain stem become spinal cord |
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epidural space |
separate spinal cord from inner bony surface |
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fascia |
sheet of CT surr muscle and attach muscle to other muscle |
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epimysium |
CT that covers muscle proper, protect muscle when contracts |
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perimysium |
CT that bind individual muscle fiber to produce a bundle of muscle fiber（fasiculi） |
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endomysium |
CT covering of muscle fiber |
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calsequestrin |
store Ca in terminal cisternae of SR. |
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anticholintesterase |
acetyl cholintesterase inhibitor prevent breakdown of acetyl choline -toxicity in asphyxiation窒息 due to muscle spasm of respiratory muscle （over stimulated） |
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curare |
block Ach from binding to receptor on sarcolemma（muscle contraction） |
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Botulinum |
prevent release of Ach from nerce ending no AP on sarcolemma（paralysis） |
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sternal recumbency |
animal ly down cannot get up |
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laternal recumbency |
lying on side |
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flaccid paralysis |
due to lack of Ach release means extreme weakness of muacle and loss of muscle tone |
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taenia saginata |
parasite in beef, tapeworm |
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taenia solium |
tapeworm in pork |
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echinococcus granulosus |
parasite from dog infected by sheep |
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fasciola hepatica |
parasite from sheep |
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trichinella spiralis |
in pork, kill bu high temp |
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dihydropyridine receptor |
receptor in t tubule that release Ca into sacroplasm by AP |
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ryanodine receptor |
in sacroplasm reticulum that detect Ca and release it |
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motor end plate |
the binding site at （sarcolemma）the post synaptic site within myoneural junction |
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inhibitory neurotransmitter |
gamma amino butyric acid GABA in brain glycine in spinal cord |
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vertebrate （5） |
cervical thoracic （SYM） lumbar （SYM） sacral （PARA） caudal |
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autonomic ganglion |
a cluster of cell bodies outside CNS |
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gyri, fissure, sulci |
folds,deep groove, shallow groove on cerebrum increase SA for connecting cell bodies and axon |
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cerebral cortex |
outlayer of cerebrum, greymatter,mostly cell body |
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meninges |
CT layer arround brain and SC supply nutrition and O2 dura mater arachnoid pia mater-directly on brain and spinal cord |
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periosteum |
fibrous membrane covering bone surface attach with pia mater |
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protection of brain and sc |
meninge cerebrospinal fluid（i and O） blood brain barrier -endothelial cell |
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astrocyte |
specialized glial cell act to transport sub |
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epidural space |
area btw dura and spinal cord filled with fat and blood vessel |
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synergist |
assit action of agonist（role to prod movement） |
