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Kerala PSC Assistant Professor in Anatomy – Medical Education Previous Question Paper – 112/2025/OL

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Post NameAssistant Professor in Anatomy - Medical Education
Question Paper Code112/2025/OL
Category Code008/2025
Date of Test14 October 2025
Exam TypeOnline Examination
Total Questions100
1
All are true about the structure of bone except
Answer
B. Bone endosteum is likely to be important in calcium homeostasis because it provides a total surface area of approximately 2.3 in an average adult
2
The following is not true about the components of the vascular tissue
Answer
D. Ryanodine receptors are concerned with the sodium pump
3
The following are true about Merkel Cells (i) Merkel cells are thought to function as neuroendocrine sensory receptors (ii) Merkel cells respond to directional deformations of the epidermis and the direction of hair movement by releasing a transmitter from their dense-core cytoplasmic granules (iii) Merkel cells can undergo malignant transformation and give rise to Merkel cell carcinoma that typically presents with a painful growing nodule on sun exposed sites (iv) Merkel cells are thought to derive embryologically from the mesoderm
Answer
Question Cancelled
4
Apocrine sweat glands are located in the following locations except
Answer
C. Ala of nose
5
Metachromatic Mast cell granules contain all except
Answer
D. Leukotrienes
6
Cartilage growth depends mainly on the hypophyseal growth hormone somatotropin. This hormone does not act directly on cartilage cells but promotes the synthesis of somatomedin C from which of the following anatomical resources?
Answer
C. Liver
7
The mutation effecting the following cell organelle is responsible for the clinical features of Zellweger syndrome featured by craniofacial dysmorphism and malformations of brain, liver, eye and kidney
Answer
B. Peroxisome
8
Iron Carbamyl is a dye best used for the isolation of the following type of connective tissue cell from a mixed cell culture
Answer
B. Macrophage
9
VIP staining neurons are seen in the following locations except
Answer
D. Pars compacta of substantia nigra
10
The following type of receptors are rapidly adapting mechanoreceptors, sensitive to shape and textural changes in exploratory and discriminatory touch. It is their acute sensitivity which is the neural basis for reading Braille text
Answer
B. Meissner's corpuscles
11
Pick the most appropriate one (i) The collodiaphysial angle is the angle between the long axis of the femoral shaft and the head and neck of the femur and the normal range varies between 125º and 140º (ii) A CDA more than 120º is a feature of a coxa vara deformity (iii) The femur normally alligns on the tibia obliquely, creating an angle of 174º (iv) The hip-knee (femoral-tibial) angle in children is º between the ages of 1 and 2 years
Answer
B. (i) and (iii) are correct
12
The artery causing troublesome bleeding if injured during the posterior approach to the hip
Answer
C. Ascending branch of the medial circumflex femoral artery
13
Breast reconstruction flaps from the lower limb are obtained from the following perforator based flaps except
Answer
C. Tensor fasciae lata flaps
14
In hip arthroscopy a needle is first inserted into the joint
Answer
C. To eliminate the suction effect
15
The postero lateral corner of the knee contains several important structures that maintain the varus and rotational stability throughout all ranges of motion. The single most important stabilizer of the posterolateral knee is
Answer
A. Popliteo fibular ligament
16
The following statement about the muscles on the sole of foot is incorrect
Answer
B. The lumbricals remain inside the fibrous flexor sheaths of flexor digitorum longus and cross the plantar aspects of the deep transverse metatarsal ligaments
17
Regarding arterial supply of lower limb the following is incorrect
Answer
D. The arcuate artery arises from dorsalis pedis near the cuboid, passes laterally over the metatarsal bases and anastomoses with the lateral tarsal and plantar arteries
18
About the adductor magnus which is not true?
Answer
D. Most of the blood supply comes from obturator artery
19
Features of the calcaneum include all except
Answer
B. A deep groove on the inferior surface holds the tendon of peroneus longus
20
Which is the cutaneous nerve piercing gracilis and passing to the skin of the supero medial aspect of thigh?
Answer
C. Cutaneous branch of the obturator nerve
21
The hormone responsible for the growth and maturation of ovarian follicles is
Answer
C. Follicle stimulating hormone
22
The most common site of ectopic implantation is
Answer
B. Uterine tube
23
What is the result of gastrulation in the developing embryo?
Answer
D. Formation of trilaminar germ disc
24
What is the effect of cephalocaudal folding in development of embryo?
Answer
D. All the above
25
What is the role of corpus luteum in menstrual cycle?
Answer
C. Produce progesterone
26
The purpose of ICSI (Intracytoplasmic sperm injection) in assisted reproductive technique is
Answer
C. To inject sperm into ovum
27
What is the purpose of chorionic villus sampling in prenatal diagnosis?
Answer
A. Diagnose chromosomal abnormalities
28
The most accurate method of determining the age of fetus during first trimester of pregnancy is
Answer
A. Measure CRL (Crown Rump Length)
29
What is the role of intrauterine transfusion in fetal therapy?
Answer
D. To treat anaemia
30
What is the embryological basis of development of conjoint twins?
Answer
D. Incomplete division of embryo during early development
31
What is the function of telomeres in chromosome?
Answer
B. To protect the ends of chromosomes from degeneration
32
What is the typical phenotype of Kinefelter syndrome?
Answer
C. 47, XXY
33
What is an example of gene polymorphism?
Answer
B. The ABO blood group system
34
Which mode of inheritance is characterized by affected males having unaffected sons, but all their daughters being carriers?
Answer
D. X-linked recessive
35
What is the role of homeobox genes in embryonic development?
Answer
C. To specify positional information and pattern formation
36
Which of the following statements is/are Correct? Largest anterior medullary feeder arterisa of spinal cord arise from (i) Spinal branches of lower posterior intercostal arteries - T9-T11 (ii) Subcostal artery - T12 (iii) L1 and L2
Answer
C. All of the above (i), (ii) and (iii)
37
Which of the following statements is/are correct? Myelin stain of cerebral cortex shows (i) Narrow horizontal band in Layer I (ii) Vertiacal organisation of fibres in Layer II (iii) Outer band of Baillarger in Layer V
Answer
B. Only (i) and (ii)
38
The anterior end of parahippocampal gyrus is cut off from temporal pole by
Answer
A. Rhinal sulcus
39
Which of the following statements is/are false? (i) nucleus of thalamus receives input from medial leminiscus and spinothalamic pathways (ii) Sacral segments are represented laterally and cervical segments medially in VPl nucleus of thalamus (iii) Taste fibres synapse most anteriorly and ventro medially in nucleus of thalamus
Answer
A. Only (i)
40
Which of the following statement is/are true? (i) Midbrain lesions cause ophthalmoplegia and ptosis (ii) Medullary lesions cause dysarthria and dysphomia (iii) Papilloedema and progressive stupor occurs in blockage of foramina of Luschks and Magendie
Answer
C. All of the above (i), (ii) and (iii)
41
Which of the following statements is/are true? (i) All carticopontine fibres arise from Lamina IV (ii) Reciprocal feedback pathway from cerebellum to cerebral cortex is mediated by thalamus (iii) Tectocerebellar pathway uses pontine nuclei as the link in its projection to vermal visual area
Answer
D. Only (ii) and (iii)
42
Which of the following statement is/are true regarding retrolenticular part of internal capsule? (i) It includes optic radiation and posterior thalamic radiation (ii) It includes Auditory radiation and inferior thalamic radiation (iii) It includes connection between occipital and parietal lobes
Answer
D. Only (i) and (iii)
43
Which of the following statement is/are false? (i) Straitopallidal fibres constitute direct pathway (ii) Striatopallidal fibres utilise GABA as primary transmitter (iii) Striatopallidal fibres contain encephalin
Answer
C. Only (iii)
44
Which of the following statements is/are true? (i) Descending fibres of Central legmental tract are rubro olivary (ii) Ascending fibres in CTT include taste fibres (iii) Asceding fibres of CTT form one leg of triangle of Guillan-Mollaret
Answer
D. All of the above
45
Which of the following statements is/are correct regarding circle of Willis? (i) Central arteries of Brain enter through anterior and posterior perforated substance (ii) Antero lateral branches supply optic chiasma and Lamina terminalis (iii) Postero medial branches arise from posterior communicating artery and posterior cerebral artery
Answer
C. (i) and (iii)
46
Strongest pulley of fibrous flexor sheath is
Answer
C. A2
47
Which of the following statements is/are true? (i) Radius is supplied by musculoperiosteal branches of Radial and Ulnar arteries (ii) There are multiple metaphyseal nutrient foramina which transmits arterial branches (iii) Diaphyseal nutrient foramina is placed on the posterior surface of radius
Answer
C. Only (i) and (ii)
48
Which of the following statements is/are false? (i) Brachiaradialis is a flexer of elbow (ii) Barchioradialis is supplied only by direct branch of radial artery (iii) Tendon of Brachioradialis is crossed distally by Extensor Pollicis longus
Answer
B. Only (ii) and (iii) are correct
49
Which of the following statement is/are true? (i) In scapular depression, clavicle slides down on the disc at sternoclavicular joint. (ii) Lowest part of Serratus anterior and pectoralis minor are active depressors of scapula (iii) Depression of scapula is checked by interclavicular and sternoclavicular ligaments
Answer
B. Only (ii) and (iii) are correct
50
Which of the following statement is/are true? (i) In supraspinous tendinitis, abduction of shoulder is painful (ii) Supraspinatus prevents downward displacement of humerus (iii) Inprinatus tendon gives a ship to Pectoratis major
Answer
C. All (i), (ii) and (iii) are correct
51
Which of the following statement is/are false? (i) Apical group of axillary lymph node is anterior to superior part of Pectoralis minor. (ii) Apical group of axillary lymp node is medial to axillary vein (iii) Efferents of apical group of lymph nodes write as subclavian trunk
Answer
Question Cancelled
52
Which of the following statements is/are true regarding axillary nerve lesion? (i) Trauma and neuralgic amyotrophy are causes of axillary nerve lesion (ii) C5 root lesion can be differentiated by finding normal function in suprascapular nerve distribution (iii) There is sensory loss over outer aspect of arm
Answer
C. All (i), (ii) and (iii)
53
Which of the following statements is/are true regarding cervical rib? (i) Subclavian artery may be angulated over cervical rib (ii) Thenar eminence shows wasting (iii) There is pain and paresthesia over medial aspect of forearm and little finger
Answer
D. All (i), (ii) and (iii) are correct
54
Which of the following statements is/are false regarding coracobrachialis? (i) Branches from anterior circumflex humeral artery supply it (ii) 3rd part of axillary artery lie posterior to it (iii) Branches from thoraco acromial artery supplies deep part of coracobrachialis
Answer
B. Only (ii) and (iii)
55
Which of the following statements is/are true regarding supratrochlear lymph nodes? (i) Lies superficial to deep fascia near medial epicondyle (ii) Lies posterior to Basilic view (iii) Efferents join deep lymph vessels
Answer
D. Only (i) and (iii)
56
Which of the following statements is/are correct regarding first rib? (i) First rib is considered as a true rib (ii) Neck of the first rib is related to sympathetic trunk and superior intercostal vein (iii) Suprapleural membrane is attached to the inner border of first rib
Answer
B. Only (i) and (iii)
57
All of the following statements regarding pleura are true Except
Answer
C. Visceral pleura is sensitive to pain
58
Which of the following statements is/are correct regarding sinuses of pericardium? (i) Oblique sinus is a parietovisceral space (ii) Transverse sinus is bounded in front by ascending aorta and pulmonary trunk (iii) Oblique sinus lies behind the left atrium
Answer
D. All of the above (i), (ii) and (iii)
59
All of the following statements regarding thoracic duct are true EXCEPT
Answer
C. It runs upwards in the posterior mediastinum in front of oesophagus
60
Choose the correct statement regarding branchopulmonary segments of right lung:
Answer
C. Each tertiary bronchus is accompanied by a corresponding branch of pulmonary artery
61
Which of the following structures is a content of posterior medioastinum?
Answer
A. Splanchnic nerves
62
Which of the following nerves take part in the formation of superficial cardiac plexus? (i) Superior cervical cardiac branch of left sympathetic chain (ii) Inferior cervical cardiac branch of left vagus nerve (iii) Cardiac branches of upper five thoracic sympathetic ganglia
Answer
A. Only (i) and (ii)
63
All of the following statements regarding microscopic anatomy of lung are true, EXCEPT
Answer
D. Respiratory bronchiole is lined by simple squamous epithelium
64
Which of the following statements is/are correct regarding aortic arches? (i) The first arch artery is represented by the maxillary artery in adults (ii) The left subclavian artery is derived from the left seventh cervical intersegmental artery (iii) Ductus arteriosus is derived from the left sixth arch artery
Answer
D. All of the above (i), (ii) and (iii)
65
All of the following statements regarding intercostal arteries are true, EXCEPT
Answer
C. Anterior intercostal arteries of seventh to ninth spaces are branches of superior epigastric artery
66
Which of the following structures pierce the perineal membrane in males? (i) Deep artery of penis (ii) Dorsal artery of penis (iii) Duct of bulburethral glands
Answer
D. All of the above (i), (ii) and (iii)
67
All of the following statements are true regarding ischiorectal fossa, EXCEPT
Answer
C. Lunate fascia separates the perional space from the deep ischioanal space
68
All of the following muscles gain attachment to the perineal body, EXCEPT
Answer
B. Ischiocavernosus
69
Which of the following statements is/are true regarding superficial perineal pouch? (i) It is bounded below by Fascia of colles (ii) Greater vestibular gland is a content of the pouch in females (iii) It is bounded above by the superior fascia of urogenital diaphragm
Answer
A. only (i) and (ii)
70
Which of the following statements is/are correct regarding pudendal nerve? (i) It enters the pudendal canal after passing through the lesser sciatic foramen (ii) In the gluteal region, it lies lateral to the internal pudendal vessels while crossing the ischial spine (iii) It divides into perineal nerve and dorsal nerve of penis in males
Answer
B. Only (i) and (iii)
71
Portal vein is derived from
Answer
B. Vitelline vein
72
Ganglion cells are present in
Answer
D. Adrenal medulla
73
Herring bodies are features of
Answer
B. Neurohypophysis
74
Distal part of the cervix is lined by _________ epithelium?
Answer
C. Simple squamous non keratinized
75
Which layer of the endometrium remains relatively unchanged throughout the menstrual cycle and serves as a source for regeneration of the functional layer?
Answer
A. Stratum basalis
76
What type of epithelium lines prostatic ducts and acini?
Answer
C. Simple columnar
77
What is the function of glomerular filtration barrier in the kidney?
Answer
A. Prevents the passage of large molecules such as proteins into the urine
78
All are features of sertoli cells of testis EXCEPT
Answer
C. It Secretes oxytocin
79
Artery of duodenal hemorrhage
Answer
B. Gastroduodenal artery
80
All of the following are features of omphalocoele Except
Answer
A. Intestine herniates at the site of regression of right umblical vein uncovered by amnion
81
All structures develop from dorsal pancreatic mesentry EXCEPT
Answer
A. Uncinate process of pancreas
82
According to Couinaud's classification of liver left surgical live include
Answer
B. II, III, IV
83
Following an emergency appendicectomy, a patient complained of having numbness of skin at the pubic region, which nerve is most likely to be injured during the surgery?
Answer
A. Iliohypogastric nerve
84
Which of the following structures pass/passes through deep inguinal ring?
Answer
D. Round ligament of uterus
85
Branches of posterior division of internal iliac artery includes (i) Superior vesical artery (ii) Inferior gluteal artery (iii) Iliolumbar artery (iv) Superior gluteal artery (v) Median sacral artery
Answer
C. (iii) and (iv)
86
The following cells are seen in the inner nuclear layer of retina (i) Horizontal cells (ii) Ganglion cells (iii) Amacrine cells (iv) Muller cells (v) Bipolar cells
Answer
D. (i), (iii), (iv), (v)
87
True about Cisterna Ambiens is
Answer
B. Pineal gland projects into it
88
The following forms the posteroinferior part of nasal septum
Answer
A. Vomer
89
The muscle NOT forming the floor of carotid triangle is
Answer
B. Superior constrictor
90
The nerve that grooves the medial surface of spine of sphenoid is
Answer
D. Chorda tympani
91
The longest among the scalene muscles is
Answer
B. Scalenus medius
92
Brachycephaly results from
Answer
B. Coronal craniosynostosis
93
The nerve to the following muscle carries parasympathetic preganglionic fibres to ciliary ganglion
Answer
A. Inferior oblique
94
The following artery gives off the submental artery
Answer
C. Facial
95
FALSE about greater petrosal nerve is
Answer
C. Joins with lesser petrosal nerve to from the nerve of pterygoid canal
96
The following suboccipital muscle is attached tot he tubercle on the posterior arch of atlas
Answer
D. Rectus capitis superior minor
97
True about first pharyngeal arch is
Answer
C. Mandibular nerve is the post-trematic nerve
98
The following nerve is responsible for referred pain to ear in diseases of palatine tonsils
Answer
A. Glossopharyngeal
99
The following nerves supply the inferior constrictor muscle (i) Recurrent laryngeal (ii) Cranial part of Accessory nerve (iii) External laryngeal (iv) Internal laryngeal (v) Glossopharyngeal
Answer
A. (i), (ii), (iii)
100
The following statements are TRUE regarding the acidophils of pituitary gland (i) Have strong affinity to basic dyes (ii) More prevelant in the central part of the gland (iii) Less in number than the basophils (iv) Secretes growth hormone (v) Secretes Prolactin
Answer
D. (iv), (v)

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