Structure of growing epiphyseal cartilage is formed by all the following zones Except:
-
Zone of ossification
-
Zone of calcified matrix
-
Zone of proliferation
-
Resting zone
Which one of the following pairs is not correctly matched?
-
- Thyroid follicles
- Colloid
-
- Parafolliacular cells
- Paratahormone
-
- Thyroglobulin
- Iodine
-
- Calcitonin
- Calcium
In cervical vertebrae, the costal element is represented by all of the following process Except:
-
Anterior root
-
Posterior root
-
Anterior tubercle
-
Posterior tubercle
Impaired stereognosis is seen in the lesions of all the following Except:
-
Gracile fasciculus and cuneate fasciculus
-
Ventrobasal complex of thalamus
-
Broadmanns areas 3, 1, 2 and 5, 7
-
Broadmanns areas 4 and 6
Which one of the following procedures may be used clinically to bring about the latent EEG abnormalities?
-
Lowering the body sugar level
-
Reducing the blood sugar level
-
Raising plasma mineralocorticoid level
-
Inducing hyperventilation
Cerebello-cerebral connections are important for all of the following Except:
-
Error detection during locomotion
-
Comparison of cerebral cortical command and muscle action
-
Detection and damping oscillatory muscle movements
-
Posture and equilibrium
A feedback circuit form caudate to substantia nigra is made up of neurons that secrete
-
dopamine
-
GABA
-
acetylcholine
-
glutamic acid
Match List I (Substance) with List II (Normal renal clearance value, ml/min) and select the correct answer:
List-I | List-II |
|
|
- A
- B
- C
- D
-
- 4
- 2
- 3
- 1
-
- 4
- 2
- 1
- 3
-
- 2
- 4
- 3
- 1
-
- 2
- 4
- 1
- 3
The disappearance of sexual cycle in a woman (menopause) is due to
-
Decline in the release to GnRH from hypothalamus
-
Decline in the release of LH an FSH from anterior pituitary
-
Unresponsiveness of ovaries to gonadotrophins
-
Unresponsiveness of uterine endomdetrium to gonadal hormones
Cardiac muscle is able to function as a syncytium because of the structural presence of
-
Branching fibres
-
Intercalated disc
-
Protoplasmic bridges between cells
-
Gap-junctions
Diagram of Ventricular Muscle Action Potential is shown below: Which phase of ventricular action potential shown above has the highest conductance for Ca2 +?
-
Phase 0
-
Phase 1
-
Phase 2
-
Phase 3
Stimulation of baroreceptors leads to
-
increase in blood pressure and heart rate
-
decrease in blood pressure and no change in heart rate
-
decrease in both blood pressure and heart rate
-
no change in either blood pressure or heart rate
Oxygen sensitive K + channels are located in the cell membranes of
-
inspiratory centre in medulla oblongata
-
carotid and aortic sinus
-
Chemotaxis centre in pons
-
Carotid and aortic bodies
After drinking a large volume of water, the tonicity is highest in the tubular fluid of
-
Proximal convoluted tubule
-
Thin segment of loop of Henle
-
Distal convoluted tubule
-
Collecting duct
Which one of the following is important in renal excretion of hydrogen ion?
-
Combining H + with CI to form HCl
-
Combining H + and CHO3 via enzyme carbonic anhydase
-
Trapping H + by acetate
-
Trapping H + by NH3