Brain And Behavior Exam 3
These are all questions from the powerpoints from chapter 7,8,9 Good luck!
- 1.What is a fertilized egg?
- A.
Zygote
- B.
Ectoderm
- C.
Neural groove
- 2.Note: A Human embryo will develop three cell layers: What is the outer layer, that becomes the nervous system
- A.
Zygote
- B.
Ectoderm
- C.
Neural groove
- 3.The ______________ forms between the ridges of the ectoderm
- A.
Neural groove
- B.
Zygote
- C.
Neural tube
- 4.What forms from the neural ridges?
- A.
Neural
- B.
Neural Tube
- C.
Neural groove
- 5.The anterior part of the neural tube has three subdivisions- *check all that applies*
- A.
Forebrain
- B.
Backbrain
- C.
Midbrain
- D.
Middlebrain
- E.
Hindbrain
- 6.A developing human is called an ___________________ for the first 10 weeks, then a _____________ after
- A.
Fetus, embryo
- B.
Embryo, fetus
- C.
Embryo, ectoderm
- D.
None of the above
- 7.Define Neurogenesis
- A.
Cells become distinctive neurons or glial cells
- B.
Cells move to establish distinct population
- C.
Mitosis produces neurons
- 8.Define Cell migration
- A.
Mitosis produces neurons
- B.
Cells move to establish distinct populations
- C.
Cells become distinctive neurons or glial cells
- 9.Define Differentiation
- A.
Cells become distinctive neurons or glial cells
- B.
Cells move to establish distinct populations
- C.
Mitosis produces neurons
- 10.Define Synaptogenesis
- A.
Mitosis produces neurons
- B.
Establishment of synaptic connections
- C.
Loss or development of synapses, fine tuning
- D.
Selective death of some nerve cells
- 11.Define Neuronal cell death
- A.
Selective death of some nerve cells
- B.
Establishment of synaptic connections
- C.
Loss or development of synapses, fine tuning
- 12.Define Synapse rearrangement
- A.
Selective death of some nerve cells
- B.
Loss or development of synapses, fine-tuning
- C.
Establishment of synaptic connections
- 13.__________ is the production of nerve cells
- A.
Mitosis
- B.
Ventricular zone
- C.
Neurogenesis
- 14.Nonneural cells divide through ________ and form the ____________
- A.
Mitosis, ventricular zone
- B.
Ventricular zone, mitosis
- C.
Cell-cell interaction, neurogenesis
- D.
Neurogenesis, cell-cell interaction
- 15.Cells leave the ventricular zone and become
- A.
Neruons
- B.
Glial cells
- C.
Non neural
- D.
Both A and B are correct
- E.
A B and C are correct
- 16.True or FalseIn vertebrates, development is shaped by cell-cell interactions, and is less predetermined.
- A.
False
- B.
True
- 17.True or False During cell migration cells do not move away from the ventricular layer?
- A.
False
- B.
True
- 18.True or False Radial glial cells act as guides for cells to migrate along.
- A.
False
- B.
True
- 19.Cell adhesion molecules (CAMs) promote adhesion of parts of the nervous system to guide cells
- A.
True
- B.
False
- 20.When cells reach their destinations they begin to _______ genes to make the proteins they need.
- A.
Activate
- B.
Express
- C.
Depress
- D.
Deactivate
- 21.True or falseCell differentiation allows a cell to acquire its specific appearance and function
- A.
True
- B.
False
- 22.Independent of other cells and driven by genes, intrinsic organization as seen in vitro
- A.
Neural environment
- B.
Cell-autonomous
- 23.Cells are affected by the influence of other cells
- A.
Cell-autonomous
- B.
Neural environment
- 24.An injured nerve cell responds in different ways: - destruction of the cell after an injury close to the cell body... (former target cells of that neuron may show transneuronal degeneration)
- A.
Anterograde degeneration
- B.
Retrograde degeneration
- C.
Notochord
- D.
Induction
- 25.- or Wallerian degeneration- loss of the distal portion of an axon after an injury to the axon(The axon may regrow, especially in the peripheral nervous system- guided by CAMs)
- A.
Retrograde degeneration
- B.
Anterograde degeneration
- C.
Induction
- D.
Notochord
Questions: 14 | Attempts: 38798 | Last updated: Apr 27, 2021
-
Sample QuestionWhat is the biggest part of the brain?
Questions: 13 | Attempts: 12721 | Last updated: Aug 7, 2020
-
Sample QuestionI believe the ideas and notions of others until I can find evidence to prove them wrong.
Questions: 8 | Attempts: 11815 | Last updated: Dec 2, 2020
-
Sample QuestionThis part is concerned with the reception and processing of sensory information from the body.
Back to top