Assessing muscle activity is one of the main methods of physiological data acquisition. How is this performed?

	a)	Electrical potentials associated with muscle contractions are measured.
	b)	Transducers are used to measure muscle activity.
	c)	Frequency of nerve firing and gradients of nerve responses are measures.
	d)	All of the above.
Correct! For more information on this topic see 8.2.1. Sorry that answer is incorrect, please try again. See 8.2.1 for more information. Your answer has been saved.

With regard to measuring sweat gland activity, which of the following statements is true?

	a)	Only relatively stable (tonic) measures can be recorded.
	b)	Only momentary fluctuations (phasic) measures can be recorded.
	c)	Sweat gland activity is responsive to changes in emotionality and cognitive ability.
	d)	All of the above.
Correct! For more information on this topic see p.150, 8.2.2. Sorry that answer is incorrect, please try again. See p.150, 8.2.2 for more information.Your answer has been saved.

With regard to eye movements and pupillary response, which of the following statements is false?

	a)	Pupillary response describes the dilation of the pupil.
	b)	Electro-onulography describes the movement of the eye.
	c)	Electro-unulography involves illuminating an individual's eyes and video-recording the response.
	d)	Pupil diameter changes can be measured over a 0.5 mm to 10mm range.
Correct! For more information on this topic see 8.2.3. Sorry that answer is incorrect, please try again. See 8.2.3 for more information.Your answer has been saved.

When measuring cardiac response, the following measures are used...

	a)	A small change in the P wave.
	b)	The contraction of the left and right ventricular muscles QRS.
	c)	The repolarisation of the ventricular muscle (T).
	d)	All of the above.
Correct! For more information on this topic see 8.2.4. Sorry that answer is incorrect, please try again. See 8.2.4 for more information.Your answer has been saved.

When measuring blood pressure, which of the following statements is false?

	a)	The term systole refers to the relaxation phase.
	b)	The term diastole describes the relaxation phase.
	c)	The term systole refers to the atrial and ventricular contraction phases.
	d)	All of the above.
Correct! For more information on this topic see 8.2.4. Sorry that answer is incorrect, please try again. See 8.2.4 for more information.Your answer has been saved.

What is the average heart rate?

	a)	55 beats per minute.
	b)	65 beats per minute.
	c)	75 beats per minute.
	d)	85 beats per minute.
Correct! For more information on this topic see 8.2.4. Sorry that answer is incorrect, please try again. See 8.2.4 for more information.Your answer has been saved.

When measuring respiration, which of the following measures are used?

	a)	Oximetry.
	b)	Capnometry.
	c)	Abdominal and thoracic respiration rate.
	d)	All of the above.
Correct! For more information on this topic see 8.2.5. Sorry that answer is incorrect, please try again. See 8.2.5 for more information.Your answer has been saved.