স্পেশাল বিসিএস (স্বাস্থ্য) - লং কোর্স

Rheumatic fever is an Example of type-II hypersensitivity reaction

B cell deficiency occurs in IgA deficiency

Adherent or anchoring junctions, formed by interacting proteins of the cadherin family, are points of strong attachment holding together cells of the epithelium.

3rd heart sound indicates beginning of ventricular filing

CNS ischemic mechanism occurs within seconds

During cardiac cycle, aortic valve closes at the end of Protodiastolic phase

Maximum pressure rise in the ventricle occurs during isovolumic contraction

Adaptive change of tissue occurs in metaplasia

Physiologic atrophy occurs in atrophy of notochord

Ig M act as Ag receptor on B cell

Feature of healing by primary intention is less scar formation

Red infarct occurs in lung

Metastasis indicates malignancy

Conjoint tendon is formed by internal oblique

Ligamentum teres hepatis is a developmental ligament of liver

Ureter is devoid of submucous layer

Spleen is in relation with the left colic flexure

Left gastric is the main artery of stomach which is a branch of celiac artery.

Gastrin hormone secretion is increased by luminal amino acid

Plasma clearance of glucose is 0 ml/min as it is absorbed completely.

Enterobius doesn’t pass through lung

Cholera vaccine is a killed vaccine

Branches of facial nerve in Facial canal is chorda tympani

No explanation added.

Mesangial cells are similar to pericytes.

Glucose reabsorption occurs in the proximal tubule.

The stratified squamous epithelium lines the esophagus

Inguinal ligament is formed by aponeurosis of external oblique

Mumps is not a hepatotropic virus

60% of TBW is fluid where 40% is ICF & 20 is ECF

Upper end of Humerus is Growing end

Proton pump directly utilizes energy by hydrolysis of ATP

Anti-hemophilic factor is factor VIII

Conduction velocity is highest in Purkinjee system

Nerve fiber for slow pain is Type-C & Aδ for fast pain.

Bells’ palsy occurs due to injury of facial nerve

Taste sensation from anterior 2/3rd of tongue is carried by branch of facial nerve

Temporalis Muscle is involved in closure of the jaw.

Explanation: PPI taken simultaneously with two antibiotics (from amoxicillin, clarithromycin and metronidazole) for at least 7 days.

Others are autosomal recessive conditions. Reference: Davidson 23rd, Box-3.4

Explanation: Heaving apex beat found in: Pressure overload, such as aortic stenosis, hypertension

Explanation: An early symptom is nocturia, due to the loss of concentrating ability and increased osmotic load per nephron.

Explanation: RDT-Malaria, NS1-Dengue, rK39 for Kala-azar

Explanation: The first step of management of Acute upper gastrointestinal haemorrhage is to gain intravenous access using at least one large-bore cannula.

Explanation: Initial flushing faint macular rash in first 1–2 days. Maculopapular, scarlet morbilliform blanching rash from days 3–5 on trunk, spreading centrifugally and sparing palms and soles; onset often with fever defervescence. May desquamate on resolution or give rise to petechiae on extensor surfaces

Explanation: Adenocarcinoma is the most common malignancy of the stomach, comprising more than 90% of all gastric cancers

Explanation: Parietal lobe is associated with sensory function

Explanation: Serum ferritin is a measure of iron stores in tissues and is the best single test to confirm iron deficiency.
Reference: Davidson 23rd, P-941

Explanation: MRI is the investigation of choice for back pain

Explanation: The histological hallmark of Hodgkin lymphoma (HL) is the presence of Reed–Sternberg cells: large, malignant lymphoid cells of B-cell origin.
Reference: Davidson 23rd, P-961

Explanation: Acute myeloid leukaemia (AML) is about four times more common than acute lymphoblastic leukaemia (ALL) in adults. In children, the proportions are reversed, the lymphoblastic variety being more common.
Ref: Davidson 23rd; P- 955