Answers Latest Updated 2025/2026
(Graded A+)
What term is used to describe a hernial protrusion of a saclike cyst that contains
meninges, spinal fluid, and a portion of the spinal cord through a defect in a
posterior arch of a vertebra?
Myelomeningocele
What provides the best estimate of the functioning of renal tissue?
Glomerular filtration rate
Where are langerhans cells found?
Skin
Where in the lung does gas exchange occur?
Alveolocapillary membrane
The tonic neck reflex observed in a newborn should no longer be obtainable by:
5 months
When renin is released, it is capable of which action?
Formation of angiotensin 1
The portion of the antigen that is configured for recognition and binding is referred
to as what type of determinant?
epitope
Which sexually transmitted infection frequently coexists with gonorrhea?
Chlamydia
How is the effectiveness of vitamin B12 therapy measured?
Reticulocyte count
Carcinoma refers to abnormal cell proliferation originating from which tissue origin?
, Epithelial cells
Which type of microorganism reproduces on the skin?
Bacteria and fungi
An infant has a crescendo-decrescendo systolic ejection murmur located between
the second and third intercostal spaces along the left sternal border. A wide fixed
splitting of the second heart sound is also found. These clinical findings are
consistent with which congenital heart defect?
Atrial Septal Defect
An infant diagnosed with a small patent ductus arteriosus (PDA) would likely exhibit
which symptom?
Lack of symptoms
What is the function of erythrocytes?
Tissue oxygenation
Which terms represent the correct nomenclature for benign and malignant tumors
of adipose tissue, respectively?
Lipoma, liposarcoma
What is the the chance with each pregnancy that a child born to two parents with
sickle trait will have sickle cell disease
25%
What pulmonary defense mechanism propels a mucous blanket that entraps
particles moving toward the oropharynx?
Cilias
The concentration of the final urine is determined by antidiuretic hormone (AHD),
which is secreted by which gland?
Posterior pituitary
Why is the herpes virus inaccessible to antibodies after the initial infection?
The virus does not circulate in the blood
Which renal change is found in older adults?
Decrease in the number of nephrons