1.Easy
Which structure attaches a muscle to a bone?
- AA tendon
- BCartilage
- CA ligament
- DA bursa
2.Easy
Which is the largest part of the human brain?
- ACerebellum
- BBrainstem
- CCerebrum
- DThalamus
3.Easy
How many cervical vertebrae does a typical adult have?
- A12
- B7
- C8
- D5
4.Medium
Which structure produces most of the cerebrospinal fluid?
- AChoroid plexus
- BPia mater
- CArachnoid granulations
- DPineal gland
5.Medium
The sympathetic nervous system leaves the central nervous system from which spinal segments?
- AThoracic and upper lumbar (T1–L2)
- BCranial and sacral
- CSacral only (S2–S4)
- DCervical only
6.Medium
Which is the outermost layer of the meninges?
- AChoroid plexus
- BDura mater
- CPia mater
- DArachnoid mater
7.Hard
In the fetus, the ductus arteriosus connects the pulmonary trunk to the aorta. What does it become after birth?
- ALigamentum arteriosum
- BLigamentum venosum
- CFossa ovalis
- DLigamentum teres
8.Hard
Why does a displaced fracture of the femoral neck carry a high risk of avascular necrosis of the femoral head?
- AIt cuts the main trunk of the femoral artery
- BIt tears the retinacular branches of the medial circumflex femoral artery
- CIt blocks the femoral vein and causes congestion
- DIt damages the sciatic nerve that controls blood flow
Answer key
- 1. A · A tendon
- 2. C · Cerebrum
- 3. B · 7
- 4. A · Choroid plexus
- 5. A · Thoracic and upper lumbar (T1–L2)
- 6. B · Dura mater
- 7. A · Ligamentum arteriosum
- 8. B · It tears the retinacular branches of the medial circumflex femoral artery
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