Test 1 Ch 16,23,24 And Nervous System Flashcards

0
Q

An impulse from one nerve travels faster to another nerve cell because of what adaptive feature of neurons ?

A

Nodes of Ranvier

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1
Q

Glucocorticoid is to cortisol as mineralocorticoid is to..

A

Aldosterone

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2
Q

What is associated with norepinephrine?

A

Post-ganglionic sympathetic NS neurotransmitter

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3
Q

What breaks down carbs

A

Amylase

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4
Q

Molecular formula for monosaccharide

A

C18H36O18

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5
Q

Helix and pleated sheets are where

A

Secondary structure

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6
Q

Molecule major source for neurons and blood cells

A

Glucose

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7
Q

Major targets or GH

A

Bone\skeletal muscles

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8
Q

Pathway of cellular respiration

A

Glycolysis
Krebs cycle
Oxidative phosphorylation

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9
Q

Oxytocin has a ______ feedback control mechanism

A

Positive

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10
Q

A second nerve impulse cannot be generated until..

A

The RMP has been reestablished

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11
Q

Receptor does not adapt to stimuli

A

Nociceptors

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12
Q

What would be most affected with digestion if liver was damaged

A

Lipids

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13
Q

Anabolic process

A

GlycoGENESIS

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14
Q

Role of acetylcholinerase

A

Destroy ACh for a brief period after its release

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15
Q

Ability of specific organ/tissue to respond to presence of hormone dependent on

A

Presence of appropriate receptors on cells of target tissue/organ

16
Q

How does interior of resting/nonconducting neuron differ from external environment ?

A

Negatively charged and contains less sodium

17
Q

How do steroid hormones exert action?

A

Entering nucleus of cell and activating expression of gene

18
Q

Master endocrine gland

A

Pituitary

19
Q

Mineral Req. by body in trace amounts

A

Iodine

20
Q

Part of digestive system responsible for uptake of water

A

Colon

21
Q

Secreted by anterior pituitary gland

A

ACTH

22
Q

In digestive tract where would you find high conc. of blood vessels that absorb nutrients

A

Submucosa

23
Q

Primary role of cellular respiration

A

Break down food molecules to generate ATP

24
Q

This is not correct

A

Mesencephalon : Cerebellum

25
Q

What is not a polymer ?

A

Glucose

26
Q

Insoluble fiber refers to

A

Cellulose

27
Q

CNS structures

A

Brain/spinal cord

28
Q

Function of goblet cells

A

Produce mucous that protects parts of digestive organs from effects of powerful enzymes needed for food digestion

29
Q

Chemical substances secreted by cells into extracellular such
as blood/lymph, and regulate metabolic function of other cells located throughout body called

A

Hormones

30
Q

What is not true about protein or amino acid-based hormones

A

They bind to receptors inside cell and act directly on DNA

31
Q

Hormone stimulates gallbladder contraction/bile release

A

Cholecystokinin

32
Q

Most important regulator of calcium level in blood

A

Parathyroid hormone

33
Q

Process of breaking down triglycerides into glycerol and fatty acids

A

Lipolysis