IB Diploma Programme (DP) - SL & HL · Sports, Exercise and Health Science

Communication: Practice Questions

5 multiple-choice questions marked as you go, and 3 written questions with worked solutions. All on Communication.

8 questions16 marksFree, no account
Question 1
1 mark

Which gland within the endocrine system is primarily responsible for the secretion of adrenaline (epinephrine) in response to a perceived threat?

Question 2
1 mark

What is the primary effect of saltatory conduction on the transmission of a nerve impulse along a myelinated axon?

Question 3
1 mark

Compare the communication mechanisms of the endocrine system and the nervous system. Which statement accurately describes their differences in signal transmission and duration of effect?

Question 4
1 mark

Which branch of the nervous system is primarily responsible for the 'fight or flight' response, increasing heart rate and arousal during competition?

Question 5
1 mark

What is the functional role of synaptic vesicles located within the axon terminals of a presynaptic neuron?

Question 6
2 marks

Identify the specific role of proprioceptors, such as muscle spindles, in providing sensory feedback during the execution of a complex motor skill.

Write your answer out first, then check it against the worked solution.

Question 7
4 marks

Explain how antidiuretic hormone (ADH) acts on the collecting ducts of the kidneys to conserve water when the body detects a rise in blood osmolarity during exercise.

Write your answer out first, then check it against the worked solution.

Question 8
5 marks

Compare the signal transduction speed and the duration of effect between the nervous system and the endocrine system when regulating physiological responses to an acute bout of exercise.

Write your answer out first, then check it against the worked solution.

* The content provided by thinka is generated by AI and may not always be accurate or up-to-date. Please use it as a supplementary resource and verify with official materials.

You've seen the model answer. Now get yours marked.

This page can show you how a good answer looks. It cannot tell you what your answer was missing. thinka marks your written work against the real mark scheme in about 15 seconds.

Get My Answers MarkedBack to the notes

Want more questions like these? Get a fresh set on this topic, graded as you go.

Practice More