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Thanks everyone for helping me out with my other questions. Here are the questions that I have no clue what is going on. I tried to look for the answer on the textbook, but no luck. If you guys can... Please help me
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1. The main shaft-like portion of a long bone is the:
[FONT=Times New Roman]a. epiphysis..
b. articular cartilage.
c. periosteum
d. diaphysis.
2. Bones grow in diameter by the combined action of which two of the three bone cell types?
a. Osteoblasts and osteocytes
b. Osteoblasts and osteoclasts (not sure)
c. Osteoclasts and osteocytes
d. Osteocytes and osteons
3. Fibrocartilage can be found in the:
a. articular surfaces.
b. middle ear.
c. nasal cavity.
d. symphysis pubis.
4. A membrane that exhibits a membrane potential is said to be:
a. bipolarized.
b. multipolarized.
c. unipolarized.
d. polarized.
5. The large fluid-filled spaces within the brain are called the:
a. meninges.
b. sulci.( not sure)
c. gyri.
d. ventricles.
6. The _____ consists of several structures that lie beneath the thalamus and form the floor of the third ventricle and the lower part of its lateral walls.
a. hypothalamus
b. pons
c. cerebellum
d. diencephalons
7. The groove between the frontal and parietal lobes of the cerebral cortex is the:
a. longitudinal fissure.
b. central sulcus.
c. lateral fissure.
d. parietooccipital fissure.
8. The reticular activating system maintains:
a. sleep rhythms.
b. consciousness.
c. unconsciousness.
d. sensory impulses.
9. A subdivision of the nervous system that regulates involuntary effectors is the:
a. somatic nervous system.
b. peripheral nervous system.
c. central nervous system.
d. autonomic nervous system.
10. Axon terminals of autonomic neurons release either of two neurotransmitters:
a. norepinephrine and acetylcholine.
b. norepinephrine and aldosterone.
c. norepinephrine and dopamine.
d. acetylcholine and aldosterone
.1. The main shaft-like portion of a long bone is the:
[FONT=Times New Roman]a. epiphysis..
b. articular cartilage.
c. periosteum
d. diaphysis.
2. Bones grow in diameter by the combined action of which two of the three bone cell types?
a. Osteoblasts and osteocytes
b. Osteoblasts and osteoclasts (not sure)
c. Osteoclasts and osteocytes
d. Osteocytes and osteons
3. Fibrocartilage can be found in the:
a. articular surfaces.
b. middle ear.
c. nasal cavity.
d. symphysis pubis.
4. A membrane that exhibits a membrane potential is said to be:
a. bipolarized.
b. multipolarized.
c. unipolarized.
d. polarized.
5. The large fluid-filled spaces within the brain are called the:
a. meninges.
b. sulci.( not sure)
c. gyri.
d. ventricles.
6. The _____ consists of several structures that lie beneath the thalamus and form the floor of the third ventricle and the lower part of its lateral walls.
a. hypothalamus
b. pons
c. cerebellum
d. diencephalons
7. The groove between the frontal and parietal lobes of the cerebral cortex is the:
a. longitudinal fissure.
b. central sulcus.
c. lateral fissure.
d. parietooccipital fissure.
8. The reticular activating system maintains:
a. sleep rhythms.
b. consciousness.
c. unconsciousness.
d. sensory impulses.
9. A subdivision of the nervous system that regulates involuntary effectors is the:
a. somatic nervous system.
b. peripheral nervous system.
c. central nervous system.
d. autonomic nervous system.
10. Axon terminals of autonomic neurons release either of two neurotransmitters:
a. norepinephrine and acetylcholine.
b. norepinephrine and aldosterone.
c. norepinephrine and dopamine.
d. acetylcholine and aldosterone
