CMA2 Flashcards
Which of the following is a synapomorphy of Charales and land plants?
Branched apical growth
Which of the following is a synapomorphy of Charales and land plants?
?
Plants invaded the land sometime during the Paleozoic era. In order to evolve and thrive on land, plants had to…
?
The nonvascular plant clades (including moss) require water for fertilization during reproduction because?
?
A few species of frogs and salamanders are _____ which means they give birth to well-developed young.
?
Dinosaurs dominated Earth for ____ million years.
?
Which of the following statements relating to archosaurs is FALSE??
?
Which of the following groups of reptiles has the fewest living members?
?
ADH is a major regulator of blood volume and serum osmolality, which of the following statements are false?
?
Which of the following statements about positive feedback control are false?
?
Which one of the following statements about marine teleost fish is false?
?
Identify the single TRUE statement concerning hormones.
?
Identify the single false statement:
?
In arterial blood plasma the amount of dissolved oxygen is approximately…
?
Which one of the following environmental factors is least likely to pose physiological problems to animals living at high altitude?
?
Which one of the following environmental factors is least likely to pose respiratory problems to animals living in freshwater ponds?
?
Which one of the following statements about sensory receptors and reflexes is false?
?
Which one of the following statements about synapses is true?
?
Which one of the following has a well-defined threshold?
?
Identify the single false statement:
?
In LQT syndrome, the main defect is associated with the
?
Which type of summation requires the activation of more than one synaptic input?
?
Plants invaded the land sometime during the Paleozoic era. In order to evolve and thrive on land, plants had to…
develop photosynthetic pigments and mechanisms for transporting water and minerals to aerial parts.
The nonvascular plant clades (including moss) require water for fertilization during reproduction because?
the eggs are fertilized by a flagellated sperm that swims to the egg.
the neck of the archegonium has to degrade to allow the sperm to enter.
A few species of frogs and salamanders are _____ which means they give birth to well-developed young.
viviparous
Dinosaurs dominated Earth for ____ million years.
150 million year
Which of the following statements relating to archosaurs is FALSE??
Birds are the only surviving dinosaurs
Which of the following groups of reptiles has the fewest living members?
squamates
ADH is a major regulator of blood volume and serum osmolality, which of the following statements are false?
The major effect of ADH is to increase the number of aquaporin channels in the apical (tubular) membrane which increases water excretion
The major effect of ADH on the kidney is to promote diuresis
Which of the following statements about positive feedback control are false?
A positive feedback loop is usually initiated by a stress stimulus that is designed to minimise nature and the effect of the stress-inducing stimulus
Which one of the following statements about marine teleost fish is false?
they excrete salt largely through the urine
Identify the single TRUE statement concerning hormones.
All hormones are transported by the bloodstream
Identify the single false statement of negative feedback
Inhibition of sweating by increased body temperature is an example of negative feedback
In arterial blood plasma the amount of dissolved oxygen is approximately…
3ml-1
Which one of the following environmental factors is least likely to pose physiological problems to animals living at high altitude?
lower partial pressure of nitrogen
Which one of the following environmental factors is least likely to pose respiratory problems to animals living in freshwater ponds?
The low solubility of nitrogen in water
Which one of the following statements about sensory receptors and reflexes is false?
The afferent fibres involved in the knee-jerk reflex conduct very slowly
Which one of the following statements about synapses is true?
Simple organisms such as Aplysia do not show sensitization of reflex responses
