IB SEHS Exam paper 1 and 2 Questions with Verified Answers

IB SEHS Exam paper 1 and 2 Questions with
Verified Answers


1. Distinguish anatomically between the axial and appendicular

skeleton- correct answer - AX- IAL


• skull, spine, ribs, and sternum


• provides central support, attachment points, and protects nervous s


APPENDICULAR


• includes appendages of the body


-shoulders, arms, hips, and legs


• provides movement and appendages


2. state the 4 types of bone- correct answer - 1. Long (humerus)


2. Short (carpals)


3. Flat (parietal of skull)


4. Irregular (vertebrae)


3. Apply anatomical terminology to the location of bones- correct answer

- •inferior

,-below or further away from the head




• superior


-above or nearer to the head




• proximal


-nearer to where a limb attaches to the body




• distal


-further away from where a limb attaches to the body




• posterior


-behind or nearer to the back




• anterior


-in front or nearer to the front

,• external


-on or near the surface of the body




• lateral


-further away from the midline of the body




• medial


-closer to the midline of the body




4. ID and Outline the functions of connective tissue- correct answer -

•Tendons


-connect muscles to bones




• ligaments


-tough, elastic fibers that link bones to bones




• cartilage

, -prevents ends of bones from rubbing together


-lubricates joint


5. Define the term joint- correct answer - •place where two or more

bones meet




• provides movement




6. what are the types of joints- correct answer - •immovable (fixed)


-skull




• slightly movable (cartilaginous)


-limbro-sacral vertebrae




• movable (synovial)


-knee


7. Outline the features of a synovial joint- correct answer - •articular

cartilage covers the ends of bones