S3 - Week End Formative Quiz By : Kms

1. A 12-year-old boy lacerated the palmar surface of the wrist while playing with a sharp knife. The cut ends of a tendon could be seen within the wound in the exact midline of the wrist. Which tendon lies in this position in most people?

Palmaris longus

Flexor carpi radialis

Abductor pollicis longus

Flexor carpi ulnaris

2. Injury to subcutaneous olecranon bursa cause which of following :

Housemaid’s elbow

Student elbow

ACL rupture

Osteoarthritis

3. Earliest lesion in atherosclerosis is:

Fatty streak

Plague

Fibrous plague

None

4. Insulin receptor

Gpcr

Ligand gated protien

Receptor with enzyme activity

Intracellular receptor

5. Allopurinol is treatment for

Osteoarthritis

Gout

Inflammatory arthritis

Rheumatoid arthritis

6. In Gpcr , activation of G protien by binding to ............which bind to .......

ATP, a subunit

ATP , B subunit

GDP , a subunit

GTP , a subunit

7. The most effective way to treat atherosclerosis is :-

Diet management

Medications that inhibit HMG-coA reductase

Medications that inhibit HMG-coA lyase

Exercises

8. Platue phase in cardiac action potential depend on :

T Ca channels

Na channels

K channels

L Ca channels

9. Ryanodine receptors :

Activate Ca negative feedback

Increase membrane permeability

Activate sympathetic effect

Help in cell contraction

10. Receptor which activities adenyl cyclase

Decrease gloconogenesis

Increase insulin synthesis

Increase the force contractile of heart

Decrease the heart rate

11. Light act on GpcR called rhodopsin which has G protien called .. activation of it lead to ..

Gt , activation of C-Amp phosphodiesterase

Gt, activation of C-Gmp phosphodiesterase

Gt, inhibition of C-Amp phosphodiesterase

Gt, inhibition of C-Gmp phosphodiesterase

12. Bankart lesion affects ... of joint

Labrum

Bursa

Synovial membrane

Ligament

13. Amiodarone work as

Lengthens the absolute refractory period to Prevents another AP occurring too soon.

Blocks voltage gated Na + channels in open or inactive state

Act at β 1 -adrenoreceptors in the heart

Decreases slope of pacemaker action potential at SA node

14. Acetylcholine can interact with ........... receptor in bronchi smooth muscle to cause

B , relaxation

M3, contraction

M2, relaxation

M1, contraction

15. Which type of shock occur in ruptured abdominal aortic aneurysm :-

Anaphylactic shock

Septic shock

Cardiogenic shock

None

16. Cardiac glycosides cause this actions except one :

Slow heart rate

Increase the force of contraction

Raise Ca inside

Non

17. Refractoriness of each phase of the cardiac action potential is governed by :

T Ca channels

Na channels

Resting membrane potential

L Ca channels

18. 21-year-old female softball pitcher is examined in the emergency department after she was struck in the arm by a line drive. Plain radiographic and MRI studies show soft tissue injury to the region of the spiral groove, with trauma to the radial nerve. Which of the following muscles would be intact after this injury?

Flexor carpi ulnaris

Extensor indicis

Brachioradialis

Supinator

19. Therosclerosis can cause aneurysm due to :-

Lumen obstruction

Ischemia of inner media

Abnormal CT synthesis

Ischemia of outer media

20. Which of the following is a biochemical test for MI :-

Creatine kinase 3

Lactate dehydrogenase

Troponin C

All of the above