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Chirlee Germain
Anatomy Week 6-12
Question | Answer |
---|---|
Immoveable joints are functionally classified as __________, whereas freely moveable joints are functionally classified as __________. | synarthroses; diarthroses |
Which of the following joints are functionally different but structurally the same? | synarthrosis and amphiarthrosis |
Which of the following types of joints contains articular cartilage? | synovial |
What classification of joints is found where the teeth meet with the mandible and the maxilla? | synarthrosis |
Which of the following best describes saltatory conduction? | An impulse moves from one neurofibril node to the next neurofibril node along the length of an axon. |
Which of the following ions cause the presynaptic vesicles to fuse with the presynaptic membrane and release a neurotransmitter into the synaptic area? | calcium |
Which of the following substances can most easily pass through the blood‐brain barrier? | creatine |
Which of the following classifications of sensory receptors could be the same? | mechanoreceptors and exteroceptors |
What is the name of the glial cells that act as phagocytes to aid in protecting CNS neurons? | microglia |
Which of the following statements is true? | Neurolemmocytes form a myelin sheath around axons in the peripheral nervous system, and oligodendrocytes form a myelin sheath around axons in the central nervous system. |
There are four ventricles of the brain consisting of fluid that flows from one ventricle to the other. Which of the following correctly describes the flow of fluid from one ventricle to the next? | fluid in the lateral ventricles flow through the interventricular foramen to the third ventricle, then through the cerebral aqueduct to the fourth ventricle, then in and around the spinal cord. |
Which of the following correctly describes the pathway of light passing through the eye to the retina? | cornea, anterior chamber, pupil, posterior chamber, lens, posterior cavity, retina. |
Which of the following would be examples of antagonistic hormones? | calcitonin and parathyroid hormone |
The hormones produced by the endocrine system have an effect on the body, which is analogous to the effect nerves have on the body. Which of the following correctly compares the endocrine system to the nervous system? | Endocrine system: long lasting effects, affects nearby and distant tissue and has delayed response time Nervous system: short lasting effects, affects adjacent tissue and has immediate response time. |
Which of the following is the correct description of hormones that are eicosanoid hormones? | They are synthesized from the fatty acids of cell membranes. |
What are the hormone of the adrenal glands? | aldosterone (a mineralocorticoid), cortisol (a glucocorticoid), and androgens and estrogen (sex hormones). |
Which of the following stimulates the release of erythropoietin? | decreased amount of oxygen going to the kidneys |
Which of the following is the correct sequence of events leading to blood clotting? | vasoconstriction, platelet aggregation, coagulation |
Which component of the cardiovascular system is involved in providing protection by acting as the body's second line of defense? | white blood cells |
If a patient has type AB blood, they could receive blood from all of the following EXCEPT __________. | A |
Which of the following originate and mature in the bone marrow? | B cells |
Where are the highest concentrations of lymph nodes areas? | axillary, inguinal, and mammary |
In order to inhale, the size of the thoracic cavity has to increase in order to decrease the internal pressure (compared to atmospheric pressure). In order to accomplish this task, which of the following must occur? | the diaphragm muscle and external intercostals contract |
It is important in the medical world that the partial pressure of oxygen is a specific value in order to get oxygen to diffuse from the lungs into the bloodstream. Which of the following statements is correct in that regard? | Oxygen has to have a high partial pressure. |
Which of the following increases the ability of oxygen binding to hemoglobin? | an increase in partial pressure in oxygen |
When air enters the lungs, the lungs expand. Which of the following centers are responsible to prevent the lungs from over‐inflation? | pneumotaxic |