WorksheetsG10 REVIEW
Total questions: 20
Worksheet time: 14mins
What is the function of the nervous system?
to control and coordinate body functions and systems.
to protect the body from harm.
to identify pain and begin healing.
to break down food.
The basic unit of structure and function in the nervous system is a nerve cell. Nerve cells are also called-
Osteocytes
Dendrites
Neurons
Spinal Cords
What is the function of a nerve?
To transport needed food around the body
To control body movement for reflexes.
To carry messages (impulses) to and form the Central Nervous System
All of the above
Which of the following best describes someone with gigantism?
50 year old with an elevated growth hormone level
60 year old with increased blood pressure, edema, and low potassium
6 year old with an elevated growth hormone level
3 year old with a decreased level of thyroxine
Which of the following diseases results in uncontrollable spasms due to hypocalcemia?
tetany
Grave's disease
myxedema
Cushing's syndrome
Which of the following best describes someone with gigantism?
50 year old with an elevated growth hormone level
60 year old with increased blood pressure, edema, and low potassium
6 year old with an elevated growth hormone level
3 year old with a decreased level of thyroxine
A young patient begins to lose weight and complains of constantly being thirsty. When assessed, the nurse completes a blood glucose analysis with a glucometer. The result is 329 mg/dL (elevated):
diabetes insipidus
diabetes mellitus
Addison’s disease
hyperaldosteronism
(a) is a hormone created by your pancreas that controls the amount of glucose in your bloodstream at any given moment
Which of the following is not a component of nucleotide?
five-carbon sugar
phosphate group
nitrogenous base
six-carbon sugar
A feedback mechanism is a physiological regulation system in a living body that works to return the body to its normal internal state.
TRUE
FALSE
What is the main function of the endocrine system?
It creates chemicals, or hormones, that are sent around the body to maintain homeostasis.
It creates electrical messages that are sent around the body to maintain homeostasis.
It maintains the correct level of oxygen in the body to maintain homeostasis.
It releases waste from the body to maintain homeostasis.
It is a brain disorder characterized by tremor and rigidity of muscles.
(a)
Glucagon is a hormone that is involved in controlling blood sugar (glucose) levels.
TRUE
FALSE
In which direction does an impulse travel along a neuron?
axon to axon
dendrite to dendrite
axon to dendrite
dendrite to axon
The leading strand of a DNA molecule has the following sequence:
3’-AAC ATT GAC CTC-5’ Which of the following sequences is complementary to the leading strand shown above?
5'-TTG TAA CTG GAG-3'
3'-TTG TAA CTG GAG-5'
Over generations of time apart on different islands with different food sources, the separated populations of Galapagos finches accumulated genetic differences until each group had different beaks. This is an example of _____.
natural selection
genetic drift
adaptation
speciation
Which of the following is NOT an example of natural selection?
People selectively breeding hamsters for size.
Insect populations developing resistance to certain pesticides.
Bacteria becoming resistant to antibiotics.
Male birds of certain species inheriting colorful feathers that are more attractive to females.
