Quiz 4 Flashcards
1
Q
All neural tissue outside of the brain and spinal cord makes up which nervous system? A) Autonomic B) Anatomical C) Peripheral D) Appendicular
A
C) Peripheral
2
Q
Information is carried to the CNS by the \_\_\_\_\_ division, and motor commands are carried to muscle and glands vie the \_\_\_\_\_ division. A) Afferent, efferent B) Reactive, inherent C) efferent, afferent D) inherent, reactive
A
A) Afferent, efferent
3
Q
\_\_\_\_\_ increase(s) the speed at which action potential travels along the axon of an oligodendrocyte. A) Nodes B) Neural spacing C) Myelin D) Gray matter
A
C) Myelin
4
Q
Which of the following is an example of a demyelinated disorder? A) Heavy metal poisoning B) Guillain-Barre syndrome C) Multiple sclerosis D) All of the above
A
D) All of the above
5
Q
What is a shift of membrane potential toward 0 mv called? An example is the entry of sodium into the cell. A) Repolarization B) Depolarization C) Hyperpolarization D) Action potential
A
B) Depolarization
6
Q
\_\_\_\_ is when a cell membrane cannot respond normally to further stimulation. A) Threshold B) The refractory period C) Repolarization D) Action potential
A
B) The refractory period
7
Q
Synapses that release norepinephrine are called: A) Aternergic B) MAOI inhibitors C) Adrenergic D) CNS axons
A
C) Adrenergic
8
Q
The three layers of specialized membranes surrounding the brain and spinal cord are the: A) Dural folds B) Meninges C) CNS white matter D) Dorna matter
A
B) Meninges
9
Q
Which region of the brain controls conscious thoughts, sensations, memory storage, and complex movements? A) Medulla oblongota B) Diencephalon C) Cerebrum D) Midbrain
A
C) Cerebrum
10
Q
The hypothalamus is connected to what gland, which is the primary link between the nervous and endocrine systems? A) Thyroid B) Pituitary C) Epithalamus D) Sebaceous
A
B) Pituitary
11
Q
Which region of the brain is responsible for control of autonomic functions such as heart rate, blood pressure, and digestive activities? A) Pons B) Cerebellum C) Diencephalon D) Medulla oblongota
A
D) Medulla oblongota
12
Q
Which of the following is caused by an imbalance in the amount of CSF fluid produced and the rate at which it is absorbed? A) Hydrocephalus B) Cephalimegaly C) Hypercephalus D) None of the above
A
A) Hydrocephalus
13
Q
The \_\_\_\_\_ division of the autonomic nervous system stimulates tissue metabolism, increases alertness, and prepares the body to deal with emergencies. A) Sympathetic B) Parasympathetic C) Emergent D) None of the above
A
A) Sympathetic
14
Q
The stimulation of Beta 1 receptors causes which of the following? A) An increase on cardiac contractility B) An increase in heart rate C) An increase in cardiac conduction D) All of the above
A
D) All of the above
15
Q
The parasympathetic nervous system has nicotinic and \_\_\_\_\_ receptors. A) Muscarinic B) Adrenergic C) Dopaminergic D) Beta
A
A) Muscarinic
16
Q
What are the chemical messengers of the endocrine system called? A) Minerals B) Hormones C) Electrolytes D) Vitamins
A
B) Hormones
17
Q
The \_\_\_\_\_ provides the highest level of endocrine control by acting as an important link between the nervous and endocrine systems. A) Thalamus B) Thyroid C) Hypothalamus D) Pituitary gland
A
C) Hypothalamus
18
Q
The hormones released by the \_\_\_\_\_ control other endocrine glands. A) Anterior pituitary gland B) Thyroid C) Posterior pituitary gland D) Hypothalamus
A
A) Anterior pituitary gland
19
Q
Antidiuretic hormone and oxytocin are produced by which gland? A) Thyroid B) Posterior pituitary gland C) Hypothalamus D) Anterior pituitary gland
A
C) Hypothalamus
20
Q
What is the primary function of the antidiuretic hormone?
A) To stimulate the bladder
B) To decrease the amount of water lost in urine
C) To metabolize polysaccharides
D) To increase kidney function
A
B) To decrease the amount of water lost in urine
21
Q
The hormone that stimulates smooth muscle contractions during labor and delivery is: A) Antidiuretic hormone B) Melanocyte-stimulating C) Oxytocin D) None of the above
A
C) Oxytocin
22
Q
What disease occurs when the kidneys cannot respond to ADH or there is an inadequate release of ADH into the body? A) Diabetes mellitus B) Diabetes insipidus C) Type 2 diabetes D) Type 1 diabetes
A
B) Diabetes insipidus
23
Q
Which corticosteroid affects the electrolyte composition of body fluids? A) Cortisone B) Aldosterone C) Corticosterone D) Cortisol
A
B) Aldosterone
24
Q
Which of the following affects glucose metabolism? A) Androgens B) Aldosterone C) Cortisol D) None of the above
A
C) Cortisol
25
Q
Epinephrine is produced by which gland? A) Adrenal medulla B) Adrenal cortex C) Pituitary D) Thyroid
A
A) Adrenal medulla
26
Q
The endocrine cells of which organ produce glucagon and insulin? A) Gallbladder B) Kidney C) Appendix D) Pancreas
A
D) Pancreas
27
Q
The alpha cells of the islets of Langerhans produce which hormone? A) Glycolosis B) Glycogen C) Insulin D) Glucagon
A
D) Glucagon
28
Q
Which hormone is released by the kidney to stimulate the production of red blood cells by bone marrow? A) Renin B) Angiotensin II C) Angiotensin D) Erythropoietin
A
D) Erythropoietin
29
Q
In a(n) \_\_\_\_\_ effect, one hormone must be present for another to work A) Antagonistic B) Synergetic C) Integrative D) Permissive
A
D) Permissive
30
Q
A(n) \_\_\_\_\_ effect can result in two hormones having a net effect greater that the sum of their individual effects. A) Permissive B) Synergistic C) Antagonistic D) Integrative
A
B) Synergistic
