Pulse Ox. readings may be adversely affected by
*any major event that significantly reduces vascular pulsations
Correct statement regarding an endarterectomy.
Endarterectomy is performed to alleviate occlusion of an artery
Which veins receive blood from the brain, meninges, and depper regions of the face and neck?
If you noticed muscle stiffness, dark blood in the operative field, tachycardia and increased body temperature, what might you suspect/
A blowout fracture is define as
direct impact to the orbit collapses the floor of the orbit & medial orbital wall
What uses light absorption technique to assess oxygen saturation levels in arterial blood?
Which vessels must be clamped during a carotid endarterectomy?
*common carotid artery
*internal carotid artery
*external carotid artery
Specific malignant conditions that may require splenectomy include all except:
*Idiopathic thrombocytopenia purpura
*carcinoma of left kidney
carcinoma of left kidney
What are the 3 major branches of the aortic arch?
*left subclavian artery
*left common carotid artery
Which condition results from a failure of the bony structures around the neural tube to close properly during embryonic development?
What is the intraoperative purpose of a large-bore spinal needle during spinal procedures?
proper disk level identification through x-ray
Which vein travels along the lateral side of the arm from the hand to the shoulder, eventually emptying into the termination of the axillary veing?
The "Patient Bill of Rights" establishes the patient as
consumer of goods and primary decision maker
Unintentional hypothermia may cause
*impaired wound healing
*impaired platelet formation
*altered drug metabolism
Which of the following would most likely not be used on a craniotomy for a cerebellar tumor?
The cause of floating spots before the eye in retinal detachment is
free pigment or blood cells in the vitreous
The aorta bifurcates at the level of the fourth lumbar verterbra into the
right and left common iliac arteries
True statment statements regarding male and female urethras are
*the female urethra is approx. 4cm long
*the male urethra is 18-22cm long
*blood is supplied to the female urethra by the internal pudendal and vaginal arteries
This structure is a vertical cleft on the medial aspect of the kidney where the renal artery enters and the renal vein and renal pelvis exit.
The difference between gastroenterology and gastrointestinal surgery is
GI surgery is a subspecialty of general surgery concerned with surgical management of the GI tract; gastroenterology is a medical specialty
True statements regarding a ventriculoperitoneal shunt
*The ventricles can be approached from a burr hole
*The vp shunt is a completly internal drainage system
*The reservoir connects the proximal and distal catheters and rests inside the burr hole
The cystic duct, common hepatic duct, and the liver (some texts say cystic artery instead of liver) form what landmark?
True statements regarding the placement of the bone flap
*The bone flap is placed after the dura has been securely closed
*The bone flap remain on the sterile field throughout the procedure, typically in a solution of antibiotic saline
*The bone flap can be fixated to the skull with the use of titanium miniplates and screws
Describe the internal inguinal ring.
opening from the abdomen to the inguinal canal formed by the transversalis fascia
Pre-op markings to determine nipple positioning for reduction mammoplasty will be drawn on the patient's chest while
sitting upright or standing
True statment regarding the suture for peripheral vascular surgery.
Before tying polypropylene sutures, the surgeon's hands should be wet
The patient being admitted for vascular surgery should be assessed for
*use of alcohol and cigarettes
*existence of any skin lesions
Injury due to improper positioning can result in ALL members being named in a law suit for
What is commonly used to retract the spermatic cord to repair defects in the floor and internal ring of the inguinal canal (adults)
What is usually a result from a tear in the branch of the middle meningeal artery and can cause rapid deterioration?
Which duct joins the common bile duct as it enters the duodenum at the hepatopancreatic or major duodenal papilla?
For an aortofemoral bypass, these statements are correct
*The patient will be prepped from midchest to midthigh and as far as possible on each side
*The circulator should ensure that blood is available for the patient
*2-0 or 3-0 silk ties can be used to ligate larger, deeper vessels
What incision is most indicated when early control of the vascular pedicle is a concern, such as with renal neoplasms or arterial lesions?
transabdominal or thoracoabdominal
Large-gauged, interrupted, nonabsorbable sutures placed lateral to a primary suture line for wound reinforcement are called
Postoperative recovery time fo the obese patient is increased because
adipose tissue retains anesthetic agents longer
What drug is given to counteract the effects of Heparin, a commonly used anticoagulant?
What is a true statement regarding necessary equipment for a craniotomy?
the use of a perforator facilitates the making of burr holes
Contraindications to laparoscopic splenectomy include
*severe portal hypertension
A patient who has had his throat slashed and has had his lower trachea severed may have also experienced injury to his
What are indications for reduction mammoplasty?
*shoulder grooving from bra straps
True statements regarding aneurysm clips.
*aneurysm clips should be made of an MRI-compatible material such as vitallium
*once the jaws of a permanent aneurysm clip have been opened, it should not be opened and used again
*aneurysm clips come in a variety of shapes, styles, and sizes
True statements regarding enlarged prostate gland or BPH are
*the gland projects into the urinary bladder
*it affects virtually every male who lives long enough
*BPH increases the risk of cystitis and kidney damage
True statements regarding arterial embolism.
*emboli can be in the form of air, blood, fat, or tumor
*emboi can lodge at bifurcations and vessel narrowing
*some emboli can be treated with specialized enzymes or high doses of heparin
True statement concerning abdominal aneurysms.
most abdominal aneurysms arise below the level of the renal arteries
True statements regarding the arterial supply of the spleen are
*the splenic artery arises from the celiac trunk
*the splenic artery divides into 5 or more branches that enter the hilum
*the splenic artery passes anterior to the left kidney