TEST OF PRACTICAL KNOWLEDGE QUESTION Study specimen A (Neck region/neck), B (Chest region/thoracic region/thorax) and C(Upper abdominal region/upper abdomen...

TEST OF PRACTICAL KNOWLEDGE QUESTION

Study  specimen A (Neck region/neck), B (Chest region/thoracic region/thorax) and C(Upper abdominal region/upper abdomen) and answer questiions 1(a) to 1(c).

(a)(i) Name the part of the body where specimens A, B and C would be found in a mammal. A: _________ B: _________ C: __________

(ii) State one function each of specimens A, B and C. A: ________ B: _________ C: _________
(b)(i) Make a drawing , 6cm to 8cm long of the anterior view of specimen C and label fully. (ii) State one function each of four of the parts labelled in 1(b)(i).
(c)(i) Mention the total number of each of specimens A, B and C in adult humans . A: _________ B: _________ C: _________ (ii) Name two other vertebrae in humans.

Answer Details

(a)

(i) A: Neck region/neck  B: Chest region/thoracic region/thorax  C: Upper abdominal region/upper abdomen

(ii)

A: Supports the head/head region - protects blood vessels - protects spinal cord - passage for blood vessel - passage for spinal cord - provides surface for attachment of neck muscles.
 

B: Provides point of attachment for chest muscles /articulates with rib bones - protects the/passage of spinal cord.

C: Bears weight of the body - permits bending/sideways movement/rotation of the body - provides surface for attachment of muscles -protects the spinal cord/passage of spinal cord.

(b)

(i)

(ii) Neural spine: for attachment of (abdominal and back ) muscles
Transverse process: For muscle attachment 
Neural arch: For muscle attachment/protection of spinal cord
Centrum: Provides (mechanical) support
Neural canal: Encloses/Houses the spinal cord/passage for spinal cord.
(C)

(i) A: Cervical vertebra (7) B: Thoracic vertebra (12) C: Lumbar vertebra (5)
(ii) Sacral/sacrum - caudal/coccyx