Surgery Lecture Final Flashcards
Pain results when nerve cells in the skin or deep tissues detect _____ _____
Noxious stimulus
Nerve cells in the skin or deep tissues are called?
Nociceptors
Sensory neurons are located in the ____ _____
Peripheral tissue
What are the chemicals in the CNS are similar to morphine released by neurons?
These chemicals bind to opioid receptors and provide some analgesia
Beta endorphin
Leu-enkephalin
Dynorphinare
What is the principle of analgesia?
Preemptive use
What does tapering dosages of steroids prevent?
Cushings (iatrogenic hyperadrenocorticism)
What type of glucocorticoids are short acting (<12 hours)
Hydrocortisone
Cortisone
What type of glucocortocoids are intermediate acting (12-36 hours)?
Prednisone, Prednisolone, Triamcinolone, Methylprednisone
What type of glucocortoids are long acting (>48 hours)?
Dexamethasone, Betamethasone, Flumethazone
What is normally present in the stomach mucosa and helps reduce gastric acid secretion and promote mucus production?
Prostacyclin
Surgical removal of all or part of an organ
-ectomy
An incision made into an organ or portion of a body
-otomy
term for reconstruction
-plasty
term for creating a permanent opening
-ostomy
What is a celiotomy?
Opening of the abdominal cavity
Ventral midline is most common approach
At what age can spays be done safely?
8 weeks (some clinics wait until 4 months)
What type of suture is used for spays?
Absorbable suture = PDS
What does the 3 layer closure for spays include?
Linea alba, SQ, subcuticular
What is the primary indication for C-section?
dystocia
What is the secondary indication for C-section?
To prevent dystocia and ensure healthier offspring
Stage of labor that can last 6-12 hours, includes nesting and begins at onset of contractions
Stage 1
What stage of labor can bull dogs not achieve?
Stage 2
Stage of labor that includes full dilation, fetus entry into birth canal, can last up to 4 hours for first fetus and 2-3 hours for subsequent fetuses.
Stage 2
Stage of labor that includes the passage of placenta (sometimes eaten by mother)
Stage 3
What is closed castration?
When tuinic is not incised and the spermatic cord and testicular blood vessels are ligated together
What is open castration?
When the tunic is opened and the spermatic cord and testicular blood vessels are ligated separately
What are two main post operative considerations for castration?
Bleeding or scrotal hematoma and self inflicted trauma
What is an en bloc resection?
Removal of entire uterus with the fetuses inside
Who is responsible for neonates in the surgery room?
Circulating nurse
_______ ______ open the uterus and remove fetuses if they are deemed viable
Non-sterile personnel
What can be given to neonates for slow HR?
Dilute Atropine
Linear foreign bodies are ____ or ____
string or thread
What do linear FB’s cause?
Plication of intestines (pleating of)
Linear FB’s are more common in ___ and may be attached under the tongue
cats
Gastrotomies may be done to perform a full ____ ____
thickness biopsy