BS1004 pubquiz: Brain, behaviour and movement

1.3 What does the hypothalamus touch on both sides of the brain?

6.3 How many synapses does the stretch reflex require?

8.3 What is the physiological cross sectional area?

11.4 Which of the following structures is not usually considered to be part of the Papez circuit?

1.2 What is not a function of the temporal lobe?

10.4 What is the neurotransmitter used in the synapses of axons that transmit painful sensations?

12.3 How does stress induced cortisol affect memory and the brain

2.3 What causes hyperpolarization?

7.4 Type 1 fibers have more _____ than type 2 fibers

10.3 What type of fiber is responsible for the fast, sharp first pain?

6.1 Open loops are usually _____ movements whereas closed loops are _____ movements

1.5 From what part of the spinal cord do motor neurons originate?

6.2 The movement depicted is:

8.1 Which formula can be used to calculate the work generated by a muscle?

8.2 What is the effect on torque, if the pennation angle is increases?

7.1 The cell membrane of a muscle fiber is called

8.4 Which formula can be used to calculate the PSCA of a muscle?

11.5 What statement(s) is/are true about declarative memory and nondeclarative memory?

10.2 When activated, nociceptors can secrete ___ which causes vasodilation and release of histamine from mast cells.

3.4 How many times does light bend when entering the eye?

2.1 What happens during the depolarization in an action potential?

5.4 Reaction time can be trained

3.2 What is the function of the choroid?

11.1 What is the major cause of the initial high Ca+ influx to induce Long-term potentiation in the brain ?

12.2 Stress is associated to which main structure of the brain

12.4 With which type of action or emotion(s) is the brain structure Hippocampus associated with

2.2 What is the main function of the myelin sheath?

9.4 Which of the following is NOT true of agonist muscles?

12.5 Indicate the structures and hormones involved in the HPA axis

10.1 In which of the following organs are nociceptors absent?

2.4 Which type of synapse work with connexin?

9.2 Muhammad Ali is a boxer. What type of movement did he perform while punching his opponents?

10.5 For each number in the gate theory of pain, indicate whether the connection is excitatory (+) or inhibitory (-).

6.5 In alien hand syndrome the connection which areas is defective?

11.2 Which areas of the brain are most affected by Post-Traumatic Syndrome Disorder (PTSD)?

1.1 How is the brain organized?

11.3 Classical conditioning, salivation is initially the ___ and the stimulus that comes to elicit salivation is the ___

7.3 The sarcomeres become longer during contraction

9.3 What assumption can you make about the displacement of the object over the time period indicated by the letter A?

4.1 What percentage of the total number of neurons in the CNS can be found in the cerebellum?

6.4 ________ controls oral movements and speech planning

12.1 What does the autonomic nervous system do in fight and flight response

7.5 Isometric contractions create contractions without movement

3.5 It takes a while for a human to adapt to darkness when coming from light because cones stop working in darkness

1.4 What is not a role of the basal ganglia?

3.3 A person can't see in very bright light. He always needs to wear shades to be able to see. What part is affected?

3.1 What type of endothelial is the cornea?

2.5 What is the danger of a disease in which the body is unable to recycle or break down neurotransmitters?

7.2 Which part of the sarcomere only contains actin filaments?

9.1 Which peak in the figure represents: a voluntary, intentional slow reaction time (RT) response?