Mosby Questions - Clinical Concepts, Pt Care, Tx Delivery Flashcards
Acute effects following TBI include: (6)
nausea
vomiting
orthostatic hypotension
mucositis
diarrhea
parotiditis
A nonpharmacological management for mild to moderate xerostomia would be:
A. drinking caffeinated beverages
B. eating more fibrous foods
C. drinking thickened shakes
D. eating applesauce and sorbets
D
Which type of chemotherapy is known to cause hearing loss?
A. vincristine
B. cisplatin
C. doxorubicin
D. ifosfamide
Cisplatin
Dose for permanent xerostomia:
40 Gy
Dose for permanent alopecia:
??
Surface landmark for true vocal cords:
thyroid cartilage
When is a sentinel lymph node biopsy most appropriate?
A. Primary tumor is larger than 5 cm.
B. Patient has had previous treatments with chemotherapy.
C. Primary tumor is small, and lymph nodes need assessment.
D. Superficial axillary lymph nodes are positive.
D. Superficial axillary lymph nodes are positive.?? or is it C?
Luteinizing hormone (LH) stimulates sexuality and some reproductive function. LH is secreted by the_______gland.
A. pineal
B. adrenal
C. pituitary
D. prostate
C. pituitary
How many cobalt sources are contained in the gamma knife unit?
201
Normal rectal temperature for the adult in Fahrenheit is:
99.6
In primary bone tumors, the primary mode of distant metastasis is through:
A. vasculature
B. lymphatic vessels
A. vasculature
If the electron energy selected is 12 MeV, this energy selected indicates the:
A. energy at the patient’s skin surface
B. energy of the bremstraahlung radiation
C. maximum energy of electrons in the beam
D. energy of the secondary radiation
C. maximum energy of electrons in the beam
Explanation: The electron and photon beams coming from the linac have a spectrum of energies. The energy selected indicates the maximum energy at Dmax.
The target volume includes the regional nodes. The caudal margin is the inferior border of the obturator foramen. The cephalad margin is L5. The lateral margins are 1 cm beyond the true pelvis. The nodes included are the external and internal iliacs. The target volume just described is for the treatment of:
A. kidney
B. bladder
C. stomach
D. testis
Bladder
The tunica albuginea is a part of the ovary and describes a/an:
A. capsule of collagenous connective tissue
B. single layer of cuboidal epithelial tissue
C. gland that secretes estrogen
D. source of ovarian follicles
A. capsule of collagenous connective tissue
Which modalities are commonly used for IGRT?
A. CT and MRI
B. PET and MRI
C. CT and ultrasound
D. ultrasound and MRI
C. CT and ultrasound
The preferred material for the patient couch as part of the CT simulator or linear accelerator is carbon fiber. This material is preferred due to its (select two):
1. transparency
2. radiolucency
3. radio-opacity
4. low attenuation
- radiolucency
- low attenuation
The clinical whole brain inferior border should coincide with: (3) mastoid process, external auditory meatus and supra-orbital ridge.
mastoid process
external auditory meatus
supra-orbital ridge
The type of resection in which the tumor is scraped away is known as:
A. curettage
B. en bloc resection
C. excisional resection
D. wide margin resection
A. curettage
The four cardinal signs of inflammation are:
pain, heat, swelling, and redness
Which histological type would a tumor of the larynx likely be?
SCC
Tumor markers helpful in diagnosis and management monitoring for testicular cancers: (3)
AFP (alpha fetoprotein)
HCG
alkaline phosphatase
When extremities are irradiated for the management of primary bone malignancy, it is important to spare a portion of:
A. tissue along the entire extremity to prevent obstruction of blood flow
B. bone to prevent obstruction of lymphatic flow
C. tissue along the extremity to prevent obstruction of lymphatic flow
D. muscle on each side to prevent obstruction of blood flow
C. tissue along the extremity to prevent obstruction of lymphatic flow
The opening to the uterus is known as the:
A. cervical os
B. uterine fundus
C. cervical meatus
D. uterine meatus
A. cervical os
The head of the pancreas will normally be located in the:
A. hilum of the spleen
B. sweep of the duodenum
C. porta of the liver
D. lesser curvature of the stomach
B. sweep of the duodenum (cradles the head of the pancreas)
The mediastinum contains which of the following lymph nodes (select two):
1. hilar
2. cervical
3. supraclavicular
4. subcarinal
- hilar
- subcarinal
A. nasopharynx
B. base of tongue
C. oropharynx
D. hypopharynx
Hypopharynx
What type of dose response model applies to MR to address biologic effects of the magnetic fields used to image patients?
A. linear, threshold
B. nonlinear, nonthreshold
C. linear, nonthreshold
D. nonlinear, threshold
D. nonlinear, threshold
Hair loss is usually permanent when the scalp is exposed to radiation doses exceeding:
60 Gy
You are called in to treat a spinal cord compression. The physician asks you to set a preliminary field to cover thoracic vertebrae 3, 4, and 5 on the treatment table. The approximate field size will be:
A. 6 x 6
B. 8 x 8
C. 10 x 10
D. 8 x 12
B. 8 x 8
Explanation: The thoracic vertebrae are about 2.5 cm in length. 3(2.5) = 7.5. To include the transverse processes, the width of the field will be about 8 cm.
Metastatic disease may lead to an abnormal accumulation of fluid in the pericardial sac. This may lead to:
A. mitral stenosis
B. tachycardia
C. pericarditis
D. pericardial tamponade
D. pericardial tamponade
Which of the following techniques is used to treat early pre-cancers of the cervix?
A. loop electrosurgical excision
B. hysterectomy
C. brachytherapy
D. external beam radiation
A. loop electrosurgical excision
A procedure used in which an implant is made using a trocar, with radioactive sources introduced into the trocar and then trocar is removed is called:
A. self-attenuation
B. interstitial preloading
C. intracavitary microloading
D. interstitial afterloading
D. interstitial afterloading
Ovarian
The tail of the pancreas is located:
A. in the curve of the duodenum
B. in the hilum of the spleen
C. at the level of L4
D. in the right hypogastric region
B. in the hilum of the spleen
The parathyroids are located on the:
A. posterior surface of the left thyroid lobe
B. anterior surface of the left thyroid lobe
C. posterior surface of both thyroid lobes
D. anterior surface of both thyroid lobes
C. posterior surface of both thyroid lobes
The distance between the entrance and exit points for parallel opposed ports is called the:
A. source to skin distance
B. source to axis distance
C. interfield distance
D. source-to tray-distance
C. interfield distance
The pituitary gland secretes which reproductive hormones?
A. TSH, ACTH, LTH
B. LH, estrogen, progesterone
C. FSH, LH, LTH
D. progesterone and estrogen
C. FSH, LH, LTH
The image intensifier converts:
A. an X-ray image into a light image at the input screen
B. a light image into an electronic image at the input screen
C. an electronic image into a light image at the output screen
D. an amplified image to an electronic image at the output screen
A. an X-ray image into a light image at the input screen
During treatment requiring the use of whole abdomen fields, the structure at the greatest risk for latent effects after 44 Gy is the:
A. liver
B. kidney
C. pancreas
D. gallbladder
kidney
The __ position has the patient’s feet slightly elevated to promote blood flow to the heart. The position would be beneficial for a patient in __ or ___.
Trendelenberg, shock, syncope