IN AN OPERATING X-RAY TUBE, A HIGH P.D IS APPLIED BETWEEN THE CATHODE AND THE ANODE FOR THE PURPOSE OF
A. accelerating the electrons to a very high energy ✓ B. concentrating electrons on the target C. heating the anode D. heating the cathode E. producing a stream of electrons An X-ray tube is a device used in medical imaging and industrial applications…
FIRST-LINE THERAPY FOR APS DURING PREGNANCY INCLUDES
A. High-dose prednisone and low-dose aspirin B. High-dose prednisone and thromboprophylactic doses of heparin C. Thromboprophylactic doses of heparin and low-dose aspirin ✓ D. Intravenous immunoglobulin (IVIG) and low-dose aspirin Antiphospholipid syndrome (APS) is an autoimmune disorder characterized by…
THE ETIOLOGY OF CHRONIC TWIN-TO-TWIN TRANSFUSION SYNDROME
A. Is based on the dizygotic nature of the conceptuses B. Is undoubtedly due to the associated reversed arterial perfusion sequence in the acardiac twin C. Produces hypovolemia and anemia in the recipient and hypervolemia and polycythemia in the donor…
THE BEST METHODOLOGY FOR DETERMINING THE HUMAN RISK OF DEVELOPMENTAL TOXICANTS IS
A. Animal studies B. In vitro studies C. Case reports D. Epidemiology studies ✓ Epidemiology studies are crucial in assessing the impact of environmental exposures on human health, including the effects of developmental toxicants. These studies involve observing and…
PEPSIN IS SECRETED AS AN INACTIVE PRECURSOR CALLED PEPSINOGEN BECAUSE
A. pepsin as an enzyme is quickly destroyed by the alkaline food from the mouth B. all digestive enzymes pass through a precursor stage ✓ C. pepsin is a proteolytic enzyme and might attack the stomach tissues D. pepsin is not required in…
THE MESOPHYLL LAYER OF A LEAF CONSISTS OF
A. wax and cutin B. cells with lignified walls C. irregularly shaped collenchyma cells D. photosynthetic parenchyma cells ✓ The mesophyll layer of a leaf consists of photosynthetic parenchyma cells. These cells are responsible for carrying out photosynthesis, the process by…
A 22-YEAR-OLD Go WITH BIOPSY-CONFIRMED ENDOMETRIOSIS CONTINUES TO HAVE DISABLING DYSMENORRHEA FOR 3 DAYS AT THE TIME OF MENSES DESPITE CYCLIC ORAL CONTRACEPTIVES. WHAT IS THE BEST MANAGEMENT OPTION
A. Endometrial ablation B. Uterine artery embolization C. Danazol/gestrinone D. GnRH agonist (Lupron) E. Continuous OCs ✓ The best management option for a 22-year-old G0 with biopsy-confirmed endometriosis who continues to have disabling dysmenorrhea for 3 days at the time of menses despite cyclic…
A 21-YEAR-OLD PRIMIGRAVID WOMAN PRESENTS WITH FEVER, BACK PAIN, PRETERM LABOR, AND BROWN-STAINED AMNIOTIC FLUID. WHICH OF THE FOLLOWING ORGANISMS SHOULD BE SUSPECTED AS A POTENTIAL CAUSE OF FETAL INFECTION
A. Escherichia coli B. Listeria monocytogenes ✓ C. Group B streptococci D. Trypanosoma cruzi E. Campylobacter fetus When a 21-year-old primigravid woman presents with fever, back pain, preterm labor, and brown-stained amniotic fluid, the potential cause of fetal infection…
THE TREATMENT OF SYPHILIS IN PREGNANCY IN PENICILLIN-ALLERGIC PATIENTS SHOULD CONSIST OF THE ADMINISTRATION OF
A. Penicillin (after desensitization) ✓ B. Erythromycin C. Tetracycline D. Clindamycin Syphilis is a sexually transmitted infection caused by the bacterium Treponema pallidum. It can be transmitted from a pregnant woman to her fetus, leading to congenital syphilis, which…
WE THE PEOPLE OF THE FEDERAL REPUBLIC OF NIGERIA IS USUALLY THE OPENING PHRASE OF THE PREAMBLE TO
A. coup announcement B. government gazettes C. constitution ✓ D. hazard In Nigeria, the opening phrase “We the people of the Federal Republic of Nigeria” is the beginning of the preamble to the Constitution of Nigeria. The preamble sets out the foundational…
Study Guide
