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স্পেশাল বিসিএস (স্বাস্থ্য) - লং কোর্স

পরীক্ষাস্পেশাল বিসিএস (স্বাস্থ্য) - লং কোর্সতারিখতারিখ অনির্ধারিতসময়01 hr 00 mins
মোট প্রশ্ন৪৫
সিলেবাস
Subject Final-02 - Anatomy
ঘনত্ব
উত্তর
উত্তরিতবর্তমানপুনরায় দেখুনঅসম্পূর্ণ

স্পেশাল বিসিএস (স্বাস্থ্য) - লং কোর্স

স্পেশাল বিসিএস (স্বাস্থ্য) - লং কোর্স · তারিখ অনির্ধারিত · ৪৫ প্রশ্ন

.
Umbilical cord contains-
  1. ক) Yolk sac
  2. খ) One artery
  3. গ) Two veins
  4. ঘ) Wharton’s jelly
সঠিক উত্তর:
ঘ) Wharton’s jelly
উত্তর
সঠিক উত্তর:
ঘ) Wharton’s jelly
ব্যাখ্যা

Umbilical cord contains-
-connecting stalk containing allantois,two umbilical arteries and one umbilical vein
-yolk stalk(vitelline duct)not yolk sac
-extraembryonic coelom
-primary mesoderm
-Wharton’s jelly

.
The most abundant type of cerebral cortical neurons are the
  1. ক) Pyramidal cell
  2. খ) Purkinjee cell
  3. গ) Stellate cell
  4. ঘ) Fusiform cell
সঠিক উত্তর:
ক) Pyramidal cell
উত্তর
সঠিক উত্তর:
ক) Pyramidal cell
ব্যাখ্যা
The most abundant type of cortical neurons are the pyramidal cells. About two thirds of all cortical neurons are pyramidal. Their cell bodies are triangular, with the apex generally directed towards the surface of the cortex.
.
Capillaries only have
  1. ক) Endothelium
  2. খ) Intima
  3. গ) Media
  4. ঘ) Adventitia
সঠিক উত্তর:
ক) Endothelium
উত্তর
সঠিক উত্তর:
ক) Endothelium
ব্যাখ্যা
Capillaries have only an endothelium, with no subendothelial layer or other tunics.
.
The following structures are derived from endoderm :
  1. ক) parathyroid glands
  2. খ) spleen
  3. গ) pituitary gland
  4. ঘ) inner ear
সঠিক উত্তর:
ক) parathyroid glands
উত্তর
সঠিক উত্তর:
ক) parathyroid glands
ব্যাখ্যা
Reference-langman’s medical embryology/13th/P-86
.
Cortical area number assigned for taste sensation
  1. ক) 41
  2. খ) 42
  3. গ) 43
  4. ঘ) 44
সঠিক উত্তর:
গ) 43
উত্তর
সঠিক উত্তর:
গ) 43
.
Medial lobe of cerebrum is mainly supplied by
  1. ক) Middle cerebral artery
  2. খ) Anterior cerebral artery
  3. গ) Posterior cerebral artery
  4. ঘ) None of them
সঠিক উত্তর:
খ) Anterior cerebral artery
উত্তর
সঠিক উত্তর:
খ) Anterior cerebral artery
.
L5 cord segment correspond which thoracic vertebrae?
  1. ক) T9
  2. খ) T10
  3. গ) T11
  4. ঘ) T12
সঠিক উত্তর:
ঘ) T12
উত্তর
সঠিক উত্তর:
ঘ) T12
.
By the beginning of 4th month, maternal and fetal circulation is separated by the-
  1. ক) Syncytium
  2. খ) Cytotrophoblast
  3. গ) Connective tissue
  4. ঘ) Decidua basalis
সঠিক উত্তর:
ক) Syncytium
উত্তর
সঠিক উত্তর:
ক) Syncytium
ব্যাখ্যা
By the beginning of 4th month,cytotrophoblastic cells and some connective tissue cells disappear.the syncytium and endothelial wall of the blood vessels are then the only layers that separate the maternal and fetal circulation.
.
Inlet of inguinal canal situated in-
  1. ক) Parietal peritoneum
  2. খ) Fascia transversalis
  3. গ) Internal oblique
  4. ঘ) External oblique
সঠিক উত্তর:
খ) Fascia transversalis
উত্তর
সঠিক উত্তর:
খ) Fascia transversalis
ব্যাখ্যা
Inlet of inguinal canal is an oval gap in fascia transversalis.
১০.
Most dilated part of GIT—
  1. ক) Stomach
  2. খ) Rectum
  3. গ) Sigmoid colon
  4. ঘ) Anus
সঠিক উত্তর:
ক) Stomach
উত্তর
সঠিক উত্তর:
ক) Stomach
ব্যাখ্যা
Stomach is the most dialated part of GIT.
১১.
Principal artery of Rectum—
  1. ক) Sup. rectal artery
  2. খ) Middle rectal
  3. গ) Median sacral
  4. ঘ) Inf. rectal
সঠিক উত্তর:
ক) Sup. rectal artery
উত্তর
সঠিক উত্তর:
ক) Sup. rectal artery
ব্যাখ্যা
Superior rectal artery is the principal artery of rectum.
১২.
Main support of liver -
  1. ক) Hepatic vein
  2. খ) Hepatic artery
  3. গ) Ligaments
  4. ঘ) Surrounding viscera
সঠিক উত্তর:
ক) Hepatic vein
উত্তর
সঠিক উত্তর:
ক) Hepatic vein
ব্যাখ্যা
Hepatic vein is the main support of liver.
১৩.
Results of fertilization-
  1. ক) Breakdown of zona pellucida
  2. খ) Completion of first meiotic divison of the ovum
  3. গ) Determination of the sex of the embryo
  4. ঘ) Completion of the cleavage
সঠিক উত্তর:
গ) Determination of the sex of the embryo
উত্তর
সঠিক উত্তর:
গ) Determination of the sex of the embryo
ব্যাখ্যা
-Completion of second meiotic divison of the ovum
-initiation of cleavage
১৪.
The most common type of cardiac septal defect is :
  1. ক) Muscular type ventricular septal defect or VSD
  2. খ) Secudum type atrial septal defect or ASD
  3. গ) Membrenous type VSD
  4. ঘ) Primum type ASD
সঠিক উত্তর:
গ) Membrenous type VSD
উত্তর
সঠিক উত্তর:
গ) Membrenous type VSD
ব্যাখ্যা
Explanation: Membrenous type VSD . Although the most common atrial septal defect is the secondum type ASD, the overall most common cardiac septal defect is the Membrenous type VSD.
১৫.
What causes venous blood to return to the heart?
  1. ক) The pumping action of the heart.
  2. খ) The squashing action of muscles, and valves in the veins.
  3. গ) Rhythmic vasoconstriction and valves in the veins.
  4. ঘ) Gravity, valves and the negative pressure generated by the atria emptying.
সঠিক উত্তর:
খ) The squashing action of muscles, and valves in the veins.
উত্তর
সঠিক উত্তর:
খ) The squashing action of muscles, and valves in the veins.
ব্যাখ্যা
Valves prevent blood in veins from flowing away from the heart, while contracting skeletal muscle compresses the veins and this pushes blood through them towards the heart (as the valves prevent blood from being pushed in the other direction.
১৬.
Which forms an electrical “barrier” between the atria and ventricles so that they contract independently?
  1. ক) SAN
  2. খ) AVN
  3. গ) Fibrous skeleton
  4. ঘ) Papillary muscle
সঠিক উত্তর:
গ) Fibrous skeleton
উত্তর
সঠিক উত্তর:
গ) Fibrous skeleton
ব্যাখ্যা
The fibrous skeleton is a dense framework of collagen within the heart that keeps the orifices of the atrioventricular (AV) valves and semilunar valve patent, provides an attachment site of the valve leaflets and cusps, serves as the origin and insertion sites of cardiac myocytes, and forms an electrical “barrier” between the atria and ventricles so that they contract independently.
১৭.
Which is the embryologic counterpart to the right middle lobe of lung?
  1. ক) Cardiac notch
  2. খ) Lingula
  3. গ) Pulmonary ligament
  4. ঘ) Hilum
সঠিক উত্তর:
খ) Lingula
উত্তর
সঠিক উত্তর:
খ) Lingula
ব্যাখ্যা
The left upper lobe contains the cardiac notch, where the left ventricle and pericardial sac lodges. The Lingula (which is the embryologic counterpart to the right middle lobe) lies just beneath the cardiac notch.
১৮.
Closure of the foramen primum results from fusion of the :
  1. ক) Septum secondum and the fused endocardial cushions
  2. খ) Septum secondum and the septum primum
  3. গ) Septum primum and the fused endocardial cushions
  4. ঘ) Septum primum and the septum spurium
সঠিক উত্তর:
গ) Septum primum and the fused endocardial cushions
উত্তর
সঠিক উত্তর:
গ) Septum primum and the fused endocardial cushions
ব্যাখ্যা
Explanation: The septum primum and the endocardial cushions fuse to close the foramen primum. Subsequently, perforations in the upper part of the septum primum coalesce to form septum secondum. It is this foramen that closes postnatally when the left atrial pressure equals right atrial pressure.
১৯.
Ostium secondum defect :
  1. ক) Is characterized by a large opening between left and right atria
  2. খ) May be caused by excessive resorption of septum primum
  3. গ) May be accompanied by intracardiac shunting of blood
  4. ঘ) All of the above are correct
সঠিক উত্তর:
ঘ) All of the above are correct
উত্তর
সঠিক উত্তর:
ঘ) All of the above are correct
ব্যাখ্যা
Explanation: An ostium secondum defects is a large opening between the atria that can be caused either by excessive resorption of the septum primum or inadequate development of the septum secondum. Depending on the size of the defect, there can be shunting of blood between the atria.
২০.
Of the following the most closely associated with the portal vein is:
  1. ক) Umbilical vein
  2. খ) Umbilical artery
  3. গ) Vitelline vein
  4. ঘ) 3rd aortic arch
সঠিক উত্তর:
গ) Vitelline vein
উত্তর
সঠিক উত্তর:
গ) Vitelline vein
ব্যাখ্যা
Explanation: The portal vein forms when an anastomotic network around the duodenum forms one vessel. This anastomotic network is from the veins of the gut,the vitelline veins.
২১.
The foramen cecum of the adult tongue:
  1. ক) Make the point of embryonic evagination of the thymus gland
  2. খ) Make the point of embryonic evagination of the thyroid gland
  3. গ) Divides the tongue into two parts, an anterior one-third and a posterior two-third
  4. ঘ) Develops into taste buds
সঠিক উত্তর:
খ) Make the point of embryonic evagination of the thyroid gland
উত্তর
সঠিক উত্তর:
খ) Make the point of embryonic evagination of the thyroid gland
ব্যাখ্যা
Explanation: The foramen cecum on the tongue is the point from which the thyroid gland evaginated and began its journey down into the neck It lies at the apex of the V shape terminal sulcus, which divides the tongue into anterior two-thirds, from the lateral lingual swellings and tuberculum imper and posterior one-third, from the copula.
২২.
In the third week of human embryonic development :
  1. ক) The amnion appears
  2. খ) A bilaminar embryonic disc is formed
  3. গ) The body stalk moves ventrally and joins with the yolk sac stalk to form the umbilical cord
  4. ঘ) The neural plate is induced by the notochordal process and associated mesoderm
সঠিক উত্তর:
ঘ) The neural plate is induced by the notochordal process and associated mesoderm
উত্তর
সঠিক উত্তর:
ঘ) The neural plate is induced by the notochordal process and associated mesoderm
ব্যাখ্যা
Explanation: It is during the third week that the notochordal process and it's associated mesoderm induce the neural plate. The hollow notochordal process eventually becomes the solid notochord, the forerunner of the axial skeleton.
২৩.
Capacitation of the sperm :
  1. ক) Is caused by the zona pellucida
  2. খ) Prevents polyspermy
  3. গ) Is essential for fertilization
  4. ঘ) Removes the head of the sperm
সঠিক উত্তর:
গ) Is essential for fertilization
উত্তর
সঠিক উত্তর:
গ) Is essential for fertilization
ব্যাখ্যা
Explanation: Capacitation involves removing the glycoprotein coat and seminal plasma proteins from the head of the sperm, exposing the acrosome and allowing the acrosome reaction to occur. Capacitation occurs within the female genital tract, and without its occurrence, fertilization could not occur.
২৪.
The cloaca is divided into the anorectal canal & the primitive urogenital sinus by the :
  1. ক) urogenital membrane
  2. খ) urorectal septum
  3. গ) anal membrane
  4. ঘ) cloacal membrane
সঠিক উত্তর:
খ) urorectal septum
উত্তর
সঠিক উত্তর:
খ) urorectal septum
ব্যাখ্যা
(Ref: medical examination review anatomy P:213)
২৫.
Which cranial nerve supplies lateral rectus muscle?
  1. ক) Optic
  2. খ) Oculomotor
  3. গ) Trochlear
  4. ঘ) Abducent
সঠিক উত্তর:
ঘ) Abducent
উত্তর
সঠিক উত্তর:
ঘ) Abducent
২৬.
Normal cell in CSF
  1. ক) Neutrophil
  2. খ) Lymphocyte
  3. গ) Eosinophil
  4. ঘ) Basophil
সঠিক উত্তর:
খ) Lymphocyte
উত্তর
সঠিক উত্তর:
খ) Lymphocyte
২৭.
Dermatome of umbilicus
  1. ক) T5
  2. খ) T10
  3. গ) S3
  4. ঘ) S5
সঠিক উত্তর:
খ) T10
উত্তর
সঠিক উত্তর:
খ) T10
২৮.
The lymphatic organs responsible for filtration of blood-
  1. ক) Tonsil
  2. খ) Thymus
  3. গ) Spleen
  4. ঘ) Lymph node
সঠিক উত্তর:
গ) Spleen
উত্তর
সঠিক উত্তর:
গ) Spleen
ব্যাখ্যা

Functions of spleen:
-filtration of blood and defense against invaders.
-lymphopoiesis
-storage and destruction of RBC
-Extramedullary hematopoiesis

২৯.
Which one is the primary lymphatic organ?
  1. ক) Spleen
  2. খ) Lymph node
  3. গ) Thymus
  4. ঘ) Tonsil
সঠিক উত্তর:
গ) Thymus
উত্তর
সঠিক উত্তর:
গ) Thymus
ব্যাখ্যা
The bone marrow and thymus are called primary/central lymphatic organ because of their function in lymphocyte production and maturation.
৩০.
Regarding cell distribution of intermediate filaments, which one is not true?
  1. ক) Desmin-muscle cells
  2. খ) Keratin-epithelial cells
  3. গ) Lamins-nuclei of all cells
  4. ঘ) Nestin-neuron
সঠিক উত্তর:
ঘ) Nestin-neuron
উত্তর
সঠিক উত্তর:
ঘ) Nestin-neuron
ব্যাখ্যা
Nestin is found in some stem and embryonic cells. Rests of them are true.
৩১.
The sister chromatids of each chromosome separate and migrate towards the opposite pole during-
  1. ক) Prophase
  2. খ) Anaphase
  3. গ) Metaphase
  4. ঘ) Telophase
সঠিক উত্তর:
খ) Anaphase
উত্তর
সঠিক উত্তর:
খ) Anaphase
ব্যাখ্যা
The centromeres also move away from the centre, pulling along the remainder of the chromosome during Anaphase.
৩২.
The organelles playing an important role in intracellular digestion of the phagocytosed particles are-
  1. ক) Mitochondria
  2. খ) Ribosome
  3. গ) Peroxisome
  4. ঘ) Lysosome
সঠিক উত্তর:
ঘ) Lysosome
উত্তর
সঠিক উত্তর:
ঘ) Lysosome
ব্যাখ্যা
Lysosomes can digest material into the cell from its environment by phagocytosis. Hence they are known as the suicidal bags of the cell.
৩৩.
Unipolar neuron
  1. ক) Retina
  2. খ) Sensory cochlea
  3. গ) Posterior root ganglion
  4. ঘ) Peripheral nerves
সঠিক উত্তর:
গ) Posterior root ganglion
উত্তর
সঠিক উত্তর:
গ) Posterior root ganglion
৩৪.
Neuroglial cell located in peripheral ganglia
  1. ক) Ependymal cell
  2. খ) Microglia
  3. গ) Schwan cell
  4. ঘ) Satellite cells
সঠিক উত্তর:
ঘ) Satellite cells
উত্তর
সঠিক উত্তর:
ঘ) Satellite cells
৩৫.
Which cell produces antibody?
  1. ক) Plasma cell
  2. খ) Lymphocyte
  3. গ) Macrophage
  4. ঘ) Eosinophil
সঠিক উত্তর:
ক) Plasma cell
উত্তর
সঠিক উত্তর:
ক) Plasma cell
৩৬.
Cartilaginous joint
  1. ক) Gomphosis
  2. খ) Suture
  3. গ) Symphysis
  4. ঘ) Synovial
সঠিক উত্তর:
গ) Symphysis
উত্তর
সঠিক উত্তর:
গ) Symphysis
৩৭.
Hinge type of synovial joint is present in
  1. ক) Shoulder
  2. খ) Elbow
  3. গ) Wrist
  4. ঘ) Hip
সঠিক উত্তর:
খ) Elbow
উত্তর
সঠিক উত্তর:
খ) Elbow
৩৮.
What type of epiphysis is present in coracoids process of scapula?
  1. ক) Pressure
  2. খ) Traction
  3. গ) Atavistic
  4. ঘ) Aberrant
সঠিক উত্তর:
গ) Atavistic
উত্তর
সঠিক উত্তর:
গ) Atavistic
৩৯.
When spermatogenesis begins?
  1. ক) During fetal development
  2. খ) Before puberty
  3. গ) At puberty
  4. ঘ) After teenage
সঠিক উত্তর:
গ) At puberty
উত্তর
সঠিক উত্তর:
গ) At puberty
৪০.
Morula stage occurs at day
  1. ক) 2
  2. খ) 3
  3. গ) 4
  4. ঘ) 5
সঠিক উত্তর:
খ) 3
উত্তর
সঠিক উত্তর:
খ) 3
৪১.
Cartilage is derived from
  1. ক) Paraxial mesoderm
  2. খ) Intermediate mesoderm
  3. গ) Lateral plate mesoderm
  4. ঘ) Chorda-mesoderm
সঠিক উত্তর:
ক) Paraxial mesoderm
উত্তর
সঠিক উত্তর:
ক) Paraxial mesoderm
৪২.
Central tendon of diaphragm develops from
  1. ক) Septum transversum
  2. খ) Lateral plate mesoderm
  3. গ) Intermediate mesoderm
  4. ঘ) Dorsal mesogastrium
সঠিক উত্তর:
ক) Septum transversum
উত্তর
সঠিক উত্তর:
ক) Septum transversum
ব্যাখ্যা
Septum transversum gives rise to central tendon of the diaphragm & fibrous pericardium.
৪৩.
Brown fat-
  1. ক) Richer in mitochondria than ordinary fat
  2. খ) Nucleus is situated at the periphery
  3. গ) Is unilocular
  4. ঘ) Less vascular than ordinary fat
সঠিক উত্তর:
ক) Richer in mitochondria than ordinary fat
উত্তর
সঠিক উত্তর:
ক) Richer in mitochondria than ordinary fat
ব্যাখ্যা
-Nucleus is situated at the periphery in case of yellow fat.
-Yellow fat is unilocular. Brown fat is multilocular.
৪৪.
Regarding histology of thyroid gland-
  1. ক) Follicular cells are squamous when stimulated
  2. খ) Parafollicular cells are smaller than follicular cells
  3. গ) Each follicle consists of a simple epithelium and a central lumen
  4. ঘ) Parafollicular cells produce parathormone
সঠিক উত্তর:
গ) Each follicle consists of a simple epithelium and a central lumen
উত্তর
সঠিক উত্তর:
গ) Each follicle consists of a simple epithelium and a central lumen
ব্যাখ্যা
-Follicular cells are columnar when stimulated
-Parafollicular cells are larger than follicular cells
-Parafollicular cells produce calcitonin, follicular cells produce T3,T4.
৪৫.
Regarding goblet cells-
  1. ক) Produce mucus
  2. খ) Basal portion is broad
  3. গ) Nucleus is present towards the apex
  4. ঘ) Is an unicellular endocrine gland
সঠিক উত্তর:
ক) Produce mucus
উত্তর
সঠিক উত্তর:
ক) Produce mucus
ব্যাখ্যা

-Basal portion is thin
-Nucleus is present towards the base
-Is an unicellular exocrine gland