Answer:
I'll do the plural first and put it on a parenthesis () then I'll do the definitions
Stratum- (strata) A horizontal layer of material especially one of several parallel layers arranged one of top of the other.
Retinoblastoma - (retinoblastomas also retinoblastomata) Malignant tumor of the eye involving the retina.
Decubitus- (decubiti) Area of the skin that becomes broken and painful caused by continuous pressure.
Disease- (diseases) any abnormal condition that disrupts the functions of body tissue, organ, or an entire organism.
Vena Cava- (venae cavae) A large vein that carries blood to the heart from other areas of the body.
Allergy- (allergies) An allergy occurs when someone's immune system reacts to specific substances in the environment that would usually be harmless to most people.
Metastasis- (metastases) the spread of cancer cells from the primary site of tumor development to lymph nodes and distant sites.
Answer:
biopsy for laboratory examination
because maybe for of it is benign or malignant.
Sex reassignment surgery for male-to-female involves reshaping the male genitals into a form with the appearance of, and, as far as possible, the function of female genitalia. Prior to any surgeries, patients usually undergo hormone replacement therapy (HRT), and, depending on the age at which HRT begins, facial hair removal. There are associated surgeries patients may elect to, including facial feminization surgery, breast augmentation, and various other procedures.
The answer is, "B", "The information can be trusted".