exam practise

Question 1

which of the following is a long term effect of weight bearing exercises on the skeletal system
A - risk of osteoporosis is increased
B - bone strength is reduced
C - bone length is increased
D - risk of osteoporosis is reduced

Answer 1

D

Question 2

what is cartilage?

Answer 2

dense, fibrous tissues able to withstand compression forces, absorbs impact shock and reduces friction at joints

Question 3

what are the 3 main types of cartilage?

Answer 3

hyaline, elastic & fibro

Question 4

what is the purpose of the heart?

Answer 4

to pump blood around the body & pump de-oxygenated blood to the lungs

Question 5

which joint action takes place as the palms are turned upwards?

Answer 5

supination

Question 6

which muscle fibres are predominately recruited during a 10k run

Answer 6

slow twitch muscle fibres

Question 7

what part of the nervous system controls voluntary skeletal muscle contractions?

Answer 7

somatic nevous system

Question 8

what is the function of the platelets?

Answer 8

the clotting agent to stem bleeding

Question 9

what is the function of myoglobin?

Answer 9

transport oxygen in the muscle

Question 10

describe a concentric contaction

Answer 10

a muscle develops tension and shortens

Question 11

what nutrients can be stored in the muscle and liver to fuel exercise and physical exercise?

Answer 11

glycogen

Question 12

where would you find the cardiac muscle?
A - the upper arm
B - the heart
C - the lungs

Answer 12

b - the heart

Question 13

what is a type of voluntary muscle

Answer 13

gastrocnemus

Question 14

what is the purpose of the heart valves

Answer 14

to prevent the back flow of blood

Question 15

during exhalation where does air flow to immediently after leaving the bronchioles?
A - alveoli
B - capillaries
C - bronchi

Answer 15

C

Question 16

what movement is possible at a hinge joint?
A - elevation
B - extension
C - protraction
D - circumlocution

Answer 16

B

Question 17

what do atlas + axis do

Answer 17

allow for the signal ‘no’

Question 18

what do the following do:
osteoblast
osteoclast

Answer 18

osteoblast = build new bone
osteoclast = clear existing bone

Question 19

how many bones are in:
1. a fully developed adult
2. a baby

Answer 19

adult - 206
baby - 270

Question 20

Where does growth in the bone primarily occur?

A) Epiphysis
B) Diaphysis
C) Epiphyseal plate
D) Periosteum

Answer 20

c

Question 21

Which of the following makes up the appendicular skeleton?

A) Skull, vertebrae, ribs
B) Arms, legs, pelvis, shoulder girdle
C) Sternum, clavicle, scapula
D) Spine, pelvis, ribs

Answer 21

B

Question 22

Which of the following makes up the axial skeleton?

A) Arms, legs, pelvis, shoulder girdle
B) Skull, vertebral column, ribs, sternum
C) Clavicle, scapula, humerus
D) Pelvis, femur, tibia, fibula

Answer 22

B

Question 23

Which of the following is an example of a sesamoid bone?

A) Femur
B) radius
C) Tibia
D) patella

Answer 23

D - patella

Question 24

which of the following is an example of a long bone?
A) femur
B) vertebra
C ) cranium

Answer 24

A - femur

Question 25

What is hyper kyphosis? A) An abnormal increase in the curve of the lower back B) An abnormal increase in the curve of the upper back C) A decrease in the natural curve of the neck D) An abnormal lateral curvature of the spine

Answer 25

B

Question 26

What is hyperlordosis? A) An excessive outward curve of the upper back B) An abnormal lateral curvature of the spine C) An excessive inward curve of the lower back D) An excessive forward bend of the neck

Answer 26

C

Question 27

what is scoliosis? A) An abnormal outward curve of the lower back B) An abnormal lateral curve of the spine C) An excessive backward curve of the spine D) An abnormal sideways curve of the spine

Answer 27

D

Question 28

which one of the following is where a smooth muscle will be located? A) the digestive system B) the heart C) biceps

Answer 28

A