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Anatomy and Physiology
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Anatomy and Physiology
- Page 229
Organisation of the Body
41
Cells and Tissues
129
Measurement, Errors, Data and Unit Conversion
45
Integument
65
Homeostasis
0
Skeleton and Joints
100
Muscles
98
Gastrointestinal System
140
Endocrine System
102
Renal System
117
Cardiovascular System
365
Respiratory System
130
Nervous System
292
Reproductive System
72
The Physics of Waves: Light Waves, Sound Waves and Ultrasound
62
Ionising Radiation
92
Electricity
35
Biomechanics
58
Body Temperature, Energy and Heat Loss
70
Chemistry for Physiology
279
Show/Hide Answers
Chemistry for Physiology
If a patient has blood pH that is 7.3 (which is below the healthy range of blood pH values), which of the following is a correct statement?
The patient has alkalosis.
The patient has excessive alkali.
The patient has acidosis.
The patient has insufficient acid.
A pH lower than the healthy blood pH range is called acidosis.
Author:
rikazzz
Comment
Cardiovascular System
Which statement about cardiac output is correct?
Cardiac output is peripheral resistance multiplied by stroke volume.
Mean arterial pressure multiplied by peripheral resistance is cardiac output.
Cardiac output is heart rate multiplied by stroke volume.
Cardiac output is blood volume multiplied by heart rate.
Cardiac output (in ml per minute) = stroke volume (in ml per beat) times heart rate (in beta per minute).
Author:
rikazzz
Comment
The Physics of Waves: Light Waves, Sound Waves and Ultrasound
The unit called the decibel (dB) is used in the measurement of:
Sound frequency (pitch)
Sound intensity (energy)
Sound pressure
Sound level (loudness)
Sound level uses the unit dB. Frequency uses hertz, intensity uses watts per square metre, and pressure uses pascal.
Author:
rikazzz
Comment
Electricity
Choose the alternative which correctly completes the following sentence: “There are two types of electric charge called:
Protons and electrons and they attract each other”.
Positive and negative and they attract each other”.
Anions and cations and they repel each other”.
Electrons and ions and they repel each other”.
The two types of charges are positive and negative which may exist on a variety of particles such as those named in the other choices.
Author:
rikazzz
Comment
Nervous System
In the spinal cord, the ascending tracts contain:
White matter and transmit sensory information
White matter and transmit motor commands
Grey matter and transmit sensory information
Grey matter and transmit motor commands
The term “ascending” means travelling upwards to the brain. Hence this must be sensory information from the body. The tracts are white as they are myelinated which gives the nerves a white appearance.
Author:
rikazzz
Comment
Endocrine System
Which statement is NOT CORRECT?
Males and females produce testosterone and estrogen, respectively, in their gonads.
Both male and females produce follicle stimulating hormone and luteiniz-ing hormone.
Oxytocin is produced and released from the anterior lobe of the pituitary gland.
Production of testosterone and estrogen inhibits the release of gonadotrophin- releasing hormone from the hypothalamus.
Oxytocin is produced in the hypothalamus and released from the posterior lobe of the pituitary gland.
Author:
rikazzz
Comment
Skeleton and Joints
Which of the following bones is part of the cranium?
Occipital
Mandible
Hyoid
Carpal
The occipital bone forms the floor of the cranium.
Author:
rikazzz
Comment
Gastrointestinal System
Which statement best describes the process of glycogenesis?
The digestion of glycogen in the diet
The conversion of fat into glycogen in muscle tissue
The conversion of glucose into glycogen in the liver
The conversion of glycogen into glucose in muscle tissue
The term glycogenesis refers to the making (-genesis) of glycogen (glyco-) from glucose. This removes glucose from the blood circulation.
Author:
rikazzz
Comment
Cells and Tissues
What is the composition of the intercellular matrix in connective tissue?
Cells and fibres
Serous and mucous membranes and lamina propria
Protein fibres and ground substance
Interstitial fluid
“Intercellular” means between cells. So matrix is fibres and ground substance (but no cells).
Author:
rikazzz
Comment
Integument
When a medicine is delivered via a patch attached to the skin, it is said to be delivered:
Transdermally
Subcutaneously
Topically
Intramuscularly
Some medicines can be absorbed through the skin to enter the bloodstream. Choice C applies to ointments that act on the skin they are applied to. Choices B and D are delivered by a penetrating injection to locations deep to the skin.
Author:
rikazzz
Comment
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